1 files changed, 4 insertions, 3 deletions
diff --git a/arch/microblaze/include/asm/tlbflush.h b/arch/microblaze/include/asm/tlbflush.h
index eb31a0e8a77..2e1353c2d18 100644
--- a/arch/microblaze/include/asm/tlbflush.h
+++ b/arch/microblaze/include/asm/tlbflush.h
@@ -23,7 +23,8 @@
 extern void _tlbie(unsigned long address);
 extern void _tlbia(void);
 
-#define __tlbia()	_tlbia()
+#define __tlbia()	{ preempt_disable(); _tlbia(); preempt_enable(); }
+#define __tlbie(x)	{ _tlbie(x); }
 
 static inline void local_flush_tlb_all(void)
 	{ __tlbia(); }
@@ -31,14 +32,14 @@ static inline void local_flush_tlb_mm(struct mm_struct *mm)
 	{ __tlbia(); }
 static inline void local_flush_tlb_page(struct vm_area_struct *vma,
 				unsigned long vmaddr)
-	{ _tlbie(vmaddr); }
+	{ __tlbie(vmaddr); }
 static inline void local_flush_tlb_range(struct vm_area_struct *vma,
 		unsigned long start, unsigned long end)
 	{ __tlbia(); }
 
 #define flush_tlb_kernel_range(start, end)	do { } while (0)
 
-#define update_mmu_cache(vma, addr, pte)	do { } while (0)
+#define update_mmu_cache(vma, addr, ptep)	do { } while (0)
 
 #define flush_tlb_all local_flush_tlb_all
 #define flush_tlb_mm local_flush_tlb_mm
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index 12485471495..2f3abcf8f6b 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -6,10 +6,11 @@ menu "Processor type and features"
 
 config IA64
 	bool
+	select ARCH_MIGHT_HAVE_PC_PARPORT
+	select ARCH_MIGHT_HAVE_PC_SERIO
 	select PCI if (!IA64_HP_SIM)
 	select ACPI if (!IA64_HP_SIM)
 	select PM if (!IA64_HP_SIM)
-	select ARCH_SUPPORTS_MSI
 	select HAVE_UNSTABLE_SCHED_CLOCK
 	select HAVE_IDE
 	select HAVE_OPROFILE
@@ -20,15 +21,32 @@ config IA64
 	select HAVE_FUNCTION_TRACER
 	select HAVE_DMA_ATTRS
 	select HAVE_KVM
+	select TTY
 	select HAVE_ARCH_TRACEHOOK
 	select HAVE_DMA_API_DEBUG
-	select HAVE_GENERIC_HARDIRQS
+	select HAVE_MEMBLOCK
+	select HAVE_MEMBLOCK_NODE_MAP
+	select HAVE_VIRT_CPU_ACCOUNTING
+	select VIRT_TO_BUS
+	select ARCH_DISCARD_MEMBLOCK
 	select GENERIC_IRQ_PROBE
 	select GENERIC_PENDING_IRQ if SMP
-	select IRQ_PER_CPU
 	select GENERIC_IRQ_SHOW
+	select GENERIC_IRQ_LEGACY
 	select ARCH_WANT_OPTIONAL_GPIOLIB
 	select ARCH_HAVE_NMI_SAFE_CMPXCHG
+	select GENERIC_IOMAP
+	select GENERIC_SMP_IDLE_THREAD
+	select ARCH_INIT_TASK
+	select ARCH_TASK_STRUCT_ALLOCATOR
+	select ARCH_THREAD_INFO_ALLOCATOR
+	select ARCH_CLOCKSOURCE_DATA
+	select GENERIC_TIME_VSYSCALL_OLD
+	select SYSCTL_ARCH_UNALIGN_NO_WARN
+	select HAVE_MOD_ARCH_SPECIFIC
+	select MODULES_USE_ELF_RELA
+	select ARCH_USE_CMPXCHG_LOCKREF
+	select HAVE_ARCH_AUDITSYSCALL
 	default y
 	help
 	  The Itanium Processor Family is Intel's 64-bit successor to
@@ -84,31 +102,19 @@ config GENERIC_CALIBRATE_DELAY
 	bool
 	default y
 
-config GENERIC_TIME_VSYSCALL
-	bool
-	default y
-
 config HAVE_SETUP_PER_CPU_AREA
 	def_bool y
 
-config GENERIC_GPIO
-	def_bool y
-
 config DMI
 	bool
 	default y
+	select DMI_SCAN_MACHINE_NON_EFI_FALLBACK
 
 config EFI
 	bool
+	select UCS2_STRING
 	default y
 
-config GENERIC_IOMAP
-	bool
-	default y
-
-config ARCH_CLOCKSOURCE_DATA
-	def_bool y
-
 config SCHED_OMIT_FRAME_POINTER
 	bool
 	default y
@@ -127,6 +133,7 @@ config AUDIT_ARCH
 
 menuconfig PARAVIRT_GUEST
 	bool "Paravirtualized guest support"
+	depends on BROKEN
 	help
 	  Say Y here to get to see options related to running Linux under
 	  various hypervisors.  This option alone does not add any kernel code.
@@ -139,17 +146,12 @@ config PARAVIRT
 	bool "Enable paravirtualization code"
 	depends on PARAVIRT_GUEST
 	default y
-	bool
-	default y
 	help
 	  This changes the kernel so it can modify itself when it is run
 	  under a hypervisor, potentially improving performance significantly
 	  over full virtualization.  However, when run without a hypervisor
 	  the kernel is theoretically slower and slightly larger.
 
-
-source "arch/ia64/xen/Kconfig"
-
 endif
 
 choice
@@ -162,7 +164,6 @@ config IA64_GENERIC
 	select ACPI_NUMA
 	select SWIOTLB
 	select PCI_MSI
-	select DMAR
 	help
 	  This selects the system type of your hardware.  A "generic" kernel
 	  will run on any supported IA-64 system.  However, if you configure
@@ -176,7 +177,6 @@ config IA64_GENERIC
 	  SGI-SN2		For SGI Altix systems
 	  SGI-UV		For SGI UV systems
 	  Ski-simulator		For the HP simulator <http://www.hpl.hp.com/research/linux/ski/>
-	  Xen-domU		For xen domU system
 
 	  If you don't know what to do, choose "generic".
 
@@ -186,7 +186,7 @@ config IA64_DIG
 
 config IA64_DIG_VTD
 	bool "DIG+Intel+IOMMU"
-	select DMAR
+	select INTEL_IOMMU
 	select PCI_MSI
 
 config IA64_HP_ZX1
@@ -232,14 +232,6 @@ config IA64_HP_SIM
 	bool "Ski-simulator"
 	select SWIOTLB
 
-config IA64_XEN_GUEST
-	bool "Xen guest"
-	select SWIOTLB
-	depends on XEN
-	help
-	  Build a kernel that runs on Xen guest domain. At this moment only
-	  16KB page size in supported.
-
 endchoice
 
 choice
@@ -343,20 +335,8 @@ config FORCE_MAX_ZONEORDER
 	default "17" if HUGETLB_PAGE
 	default "11"
 
-config VIRT_CPU_ACCOUNTING
-	bool "Deterministic task and CPU time accounting"
-	default n
-	help
-	  Select this option to enable more accurate task and CPU time
-	  accounting.  This is done by reading a CPU counter on each
-	  kernel entry and exit and on transitions within the kernel
-	  between system, softirq and hardirq state, so there is a
-	  small performance impact.
-	  If in doubt, say N here.
-
 config SMP
 	bool "Symmetric multi-processing support"
-	select USE_GENERIC_SMP_HELPERS
 	help
 	  This enables support for systems with more than one CPU. If you have
 	  a system with only one CPU, say N.  If you have a system with more
@@ -386,9 +366,8 @@ config NR_CPUS
 	  performance hit.
 
 config HOTPLUG_CPU
-	bool "Support for hot-pluggable CPUs (EXPERIMENTAL)"
-	depends on SMP && EXPERIMENTAL
-	select HOTPLUG
+	bool "Support for hot-pluggable CPUs"
+	depends on SMP
 	default n
 	---help---
 	  Say Y here to experiment with turning CPUs off and on.  CPUs
@@ -475,9 +454,6 @@ config NODES_SHIFT
 	  MAX_NUMNODES will be 2^(This value).
 	  If in doubt, use the default.
 
-config ARCH_POPULATES_NODE_MAP
-	def_bool y
-
 # VIRTUAL_MEM_MAP and FLAT_NODE_MEM_MAP are functionally equivalent.
 # VIRTUAL_MEM_MAP has been retained for historical reasons.
 config VIRTUAL_MEM_MAP
@@ -569,8 +545,8 @@ config IA64_HP_AML_NFW
 source "drivers/sn/Kconfig"
 
 config KEXEC
-	bool "kexec system call (EXPERIMENTAL)"
-	depends on EXPERIMENTAL && !IA64_HP_SIM && (!SMP || HOTPLUG_CPU)
+	bool "kexec system call"
+	depends on !IA64_HP_SIM && (!SMP || HOTPLUG_CPU)
 	help
 	  kexec is a system call that implements the ability to shutdown your
 	  current kernel, and to start another kernel.  It is like a reboot
@@ -581,9 +557,9 @@ config KEXEC
 
 	  It is an ongoing process to be certain the hardware in a machine
 	  is properly shutdown, so do not be surprised if this code does not
-	  initially work for you.  It may help to enable device hotplugging
-	  support.  As of this writing the exact hardware interface is
-	  strongly in flux, so no good recommendation can be made.
+	  initially work for you.  As of this writing the exact hardware
+	  interface is strongly in flux, so no good recommendation can be
+	  made.
 
 config CRASH_DUMP
 	  bool "kernel crash dumps"
@@ -604,9 +580,9 @@ source "kernel/power/Kconfig"
 source "drivers/acpi/Kconfig"
 
 if PM
-
-source "arch/ia64/kernel/cpufreq/Kconfig"
-
+menu "CPU Frequency scaling"
+source "drivers/cpufreq/Kconfig"
+endmenu
 endif
 
 endmenu
diff --git a/arch/ia64/Makefile b/arch/ia64/Makefile
index be7bfa12b70..f37238f45bc 100644
--- a/arch/ia64/Makefile
+++ b/arch/ia64/Makefile
@@ -51,11 +51,9 @@ core-$(CONFIG_IA64_DIG_VTD) 	+= arch/ia64/dig/
 core-$(CONFIG_IA64_GENERIC) 	+= arch/ia64/dig/
 core-$(CONFIG_IA64_HP_ZX1)	+= arch/ia64/dig/
 core-$(CONFIG_IA64_HP_ZX1_SWIOTLB) += arch/ia64/dig/
-core-$(CONFIG_IA64_XEN_GUEST)	+= arch/ia64/dig/
 core-$(CONFIG_IA64_SGI_SN2)	+= arch/ia64/sn/
 core-$(CONFIG_IA64_SGI_UV)	+= arch/ia64/uv/
 core-$(CONFIG_KVM) 		+= arch/ia64/kvm/
-core-$(CONFIG_XEN)		+= arch/ia64/xen/
 
 drivers-$(CONFIG_PCI)		+= arch/ia64/pci/
 drivers-$(CONFIG_IA64_HP_SIM)	+= arch/ia64/hp/sim/
diff --git a/arch/ia64/configs/bigsur_defconfig b/arch/ia64/configs/bigsur_defconfig
index cf5993f05d4..4c4ac163c60 100644
--- a/arch/ia64/configs/bigsur_defconfig
+++ b/arch/ia64/configs/bigsur_defconfig
@@ -75,7 +75,6 @@ CONFIG_SND_PCM_OSS=m
 CONFIG_SND_CS4281=m
 CONFIG_USB_HIDDEV=y
 CONFIG_USB=m
-CONFIG_USB_DEVICEFS=y
 CONFIG_USB_MON=m
 CONFIG_USB_UHCI_HCD=m
 CONFIG_USB_ACM=m
diff --git a/arch/ia64/configs/generic_defconfig b/arch/ia64/configs/generic_defconfig
index 1d7bca0a396..e8ed3ae70aa 100644
--- a/arch/ia64/configs/generic_defconfig
+++ b/arch/ia64/configs/generic_defconfig
@@ -25,14 +25,13 @@ CONFIG_KEXEC=y
 CONFIG_CRASH_DUMP=y
 CONFIG_EFI_VARS=y
 CONFIG_BINFMT_MISC=m
-CONFIG_ACPI_PROCFS=y
 CONFIG_ACPI_BUTTON=m
 CONFIG_ACPI_FAN=m
 CONFIG_ACPI_DOCK=y
 CONFIG_ACPI_PROCESSOR=m
-CONFIG_ACPI_CONTAINER=m
-CONFIG_HOTPLUG_PCI=m
-CONFIG_HOTPLUG_PCI_ACPI=m
+CONFIG_ACPI_CONTAINER=y
+CONFIG_HOTPLUG_PCI=y
+CONFIG_HOTPLUG_PCI_ACPI=y
 CONFIG_PACKET=y
 CONFIG_UNIX=y
 CONFIG_INET=y
@@ -87,6 +86,7 @@ CONFIG_NET_ETHERNET=y
 CONFIG_NET_TULIP=y
 CONFIG_TULIP=m
 CONFIG_NET_PCI=y
+CONFIG_NET_VENDOR_INTEL=y
 CONFIG_E100=m
 CONFIG_E1000=y
 CONFIG_IGB=y
@@ -143,7 +143,6 @@ CONFIG_HID_SAMSUNG=m
 CONFIG_HID_SONY=m
 CONFIG_HID_SUNPLUS=m
 CONFIG_USB=m
-CONFIG_USB_DEVICEFS=y
 CONFIG_USB_MON=m
 CONFIG_USB_EHCI_HCD=m
 CONFIG_USB_OHCI_HCD=m
@@ -233,4 +232,4 @@ CONFIG_CRYPTO_PCBC=m
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_ANSI_CPRNG is not set
 CONFIG_CRC_T10DIF=y
-CONFIG_MISC_DEVICES=y
+CONFIG_INTEL_IOMMU=y
diff --git a/arch/ia64/configs/gensparse_defconfig b/arch/ia64/configs/gensparse_defconfig
index b11fa880e4b..d663efd1e4d 100644
--- a/arch/ia64/configs/gensparse_defconfig
+++ b/arch/ia64/configs/gensparse_defconfig
@@ -25,7 +25,7 @@ CONFIG_ACPI_BUTTON=m
 CONFIG_ACPI_FAN=m
 CONFIG_ACPI_PROCESSOR=m
 CONFIG_ACPI_CONTAINER=m
-CONFIG_HOTPLUG_PCI=m
+CONFIG_HOTPLUG_PCI=y
 CONFIG_HOTPLUG_PCI_ACPI=m
 CONFIG_PACKET=y
 CONFIG_UNIX=y
@@ -75,6 +75,7 @@ CONFIG_NET_ETHERNET=y
 CONFIG_NET_TULIP=y
 CONFIG_TULIP=m
 CONFIG_NET_PCI=y
+CONFIG_NET_VENDOR_INTEL=y
 CONFIG_E100=m
 CONFIG_E1000=y
 CONFIG_TIGON3=y
@@ -125,7 +126,6 @@ CONFIG_SND_CS46XX=m
 CONFIG_SND_EMU10K1=m
 CONFIG_SND_FM801=m
 CONFIG_USB=m
-CONFIG_USB_DEVICEFS=y
 CONFIG_USB_MON=m
 CONFIG_USB_EHCI_HCD=m
 CONFIG_USB_OHCI_HCD=m
@@ -208,4 +208,3 @@ CONFIG_MAGIC_SYSRQ=y
 CONFIG_DEBUG_KERNEL=y
 CONFIG_DEBUG_MUTEXES=y
 CONFIG_CRYPTO_MD5=y
-CONFIG_MISC_DEVICES=y
diff --git a/arch/ia64/configs/tiger_defconfig b/arch/ia64/configs/tiger_defconfig
index 137a453dd50..c8a3f40e77f 100644
--- a/arch/ia64/configs/tiger_defconfig
+++ b/arch/ia64/configs/tiger_defconfig
@@ -26,12 +26,11 @@ CONFIG_IA64_PALINFO=y
 CONFIG_KEXEC=y
 CONFIG_EFI_VARS=y
 CONFIG_BINFMT_MISC=m
-CONFIG_ACPI_PROCFS=y
 CONFIG_ACPI_BUTTON=m
 CONFIG_ACPI_FAN=m
 CONFIG_ACPI_PROCESSOR=m
 CONFIG_ACPI_CONTAINER=m
-CONFIG_HOTPLUG_PCI=m
+CONFIG_HOTPLUG_PCI=y
 CONFIG_HOTPLUG_PCI_ACPI=m
 CONFIG_PACKET=y
 CONFIG_UNIX=y
@@ -77,6 +76,7 @@ CONFIG_NET_ETHERNET=y
 CONFIG_NET_TULIP=y
 CONFIG_TULIP=m
 CONFIG_NET_PCI=y
+CONFIG_NET_VENDOR_INTEL=y
 CONFIG_E100=m
 CONFIG_E1000=y
 CONFIG_TIGON3=y
@@ -102,7 +102,6 @@ CONFIG_DRM_RADEON=m
 CONFIG_DRM_MGA=m
 CONFIG_DRM_SIS=m
 CONFIG_USB=y
-CONFIG_USB_DEVICEFS=y
 CONFIG_USB_EHCI_HCD=m
 CONFIG_USB_OHCI_HCD=m
 CONFIG_USB_UHCI_HCD=y
diff --git a/arch/ia64/configs/xen_domu_defconfig b/arch/ia64/configs/xen_domu_defconfig
deleted file mode 100644
index 2bf76e418bc..00000000000
--- a/arch/ia64/configs/xen_domu_defconfig
+++ /dev/null
@@ -1,198 +0,0 @@
-CONFIG_EXPERIMENTAL=y
-CONFIG_SYSVIPC=y
-CONFIG_POSIX_MQUEUE=y
-CONFIG_IKCONFIG=y
-CONFIG_IKCONFIG_PROC=y
-CONFIG_LOG_BUF_SHIFT=20
-CONFIG_SYSFS_DEPRECATED_V2=y
-CONFIG_BLK_DEV_INITRD=y
-CONFIG_KALLSYMS_ALL=y
-CONFIG_MODULES=y
-CONFIG_MODULE_UNLOAD=y
-CONFIG_MODVERSIONS=y
-CONFIG_MODULE_SRCVERSION_ALL=y
-# CONFIG_BLK_DEV_BSG is not set
-CONFIG_PARAVIRT_GUEST=y
-CONFIG_IA64_XEN_GUEST=y
-CONFIG_MCKINLEY=y
-CONFIG_IA64_CYCLONE=y
-CONFIG_SMP=y
-CONFIG_NR_CPUS=16
-CONFIG_HOTPLUG_CPU=y
-CONFIG_PERMIT_BSP_REMOVE=y
-CONFIG_FORCE_CPEI_RETARGET=y
-CONFIG_IA64_MCA_RECOVERY=y
-CONFIG_PERFMON=y
-CONFIG_IA64_PALINFO=y
-CONFIG_KEXEC=y
-CONFIG_EFI_VARS=y
-CONFIG_BINFMT_MISC=m
-CONFIG_ACPI_PROCFS=y
-CONFIG_ACPI_BUTTON=m
-CONFIG_ACPI_FAN=m
-CONFIG_ACPI_PROCESSOR=m
-CONFIG_ACPI_CONTAINER=m
-CONFIG_HOTPLUG_PCI=m
-CONFIG_HOTPLUG_PCI_ACPI=m
-CONFIG_PACKET=y
-CONFIG_UNIX=y
-CONFIG_INET=y
-CONFIG_IP_MULTICAST=y
-CONFIG_ARPD=y
-CONFIG_SYN_COOKIES=y
-# CONFIG_INET_LRO is not set
-# CONFIG_IPV6 is not set
-CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
-CONFIG_BLK_DEV_LOOP=m
-CONFIG_BLK_DEV_CRYPTOLOOP=m
-CONFIG_BLK_DEV_NBD=m
-CONFIG_BLK_DEV_RAM=y
-CONFIG_IDE=y
-CONFIG_BLK_DEV_IDECD=y
-CONFIG_BLK_DEV_GENERIC=y
-CONFIG_BLK_DEV_CMD64X=y
-CONFIG_BLK_DEV_PIIX=y
-CONFIG_SCSI=y
-CONFIG_BLK_DEV_SD=y
-CONFIG_CHR_DEV_ST=m
-CONFIG_BLK_DEV_SR=m
-CONFIG_CHR_DEV_SG=m
-CONFIG_SCSI_SYM53C8XX_2=y
-CONFIG_SCSI_QLOGIC_1280=y
-CONFIG_MD=y
-CONFIG_BLK_DEV_MD=m
-CONFIG_MD_LINEAR=m
-CONFIG_MD_RAID0=m
-CONFIG_MD_RAID1=m
-CONFIG_MD_MULTIPATH=m
-CONFIG_BLK_DEV_DM=m
-CONFIG_DM_CRYPT=m
-CONFIG_DM_SNAPSHOT=m
-CONFIG_DM_MIRROR=m
-CONFIG_DM_ZERO=m
-CONFIG_FUSION=y
-CONFIG_FUSION_SPI=y
-CONFIG_FUSION_FC=y
-CONFIG_FUSION_CTL=y
-CONFIG_NETDEVICES=y
-CONFIG_DUMMY=m
-CONFIG_NET_ETHERNET=y
-CONFIG_NET_TULIP=y
-CONFIG_TULIP=m
-CONFIG_NET_PCI=y
-CONFIG_E100=m
-CONFIG_E1000=y
-CONFIG_TIGON3=y
-CONFIG_NETCONSOLE=y
-# CONFIG_SERIO_SERPORT is not set
-CONFIG_GAMEPORT=m
-CONFIG_SERIAL_NONSTANDARD=y
-CONFIG_SERIAL_8250=y
-CONFIG_SERIAL_8250_CONSOLE=y
-CONFIG_SERIAL_8250_NR_UARTS=6
-CONFIG_SERIAL_8250_EXTENDED=y
-CONFIG_SERIAL_8250_SHARE_IRQ=y
-# CONFIG_HW_RANDOM is not set
-CONFIG_EFI_RTC=y
-CONFIG_RAW_DRIVER=m
-CONFIG_HPET=y
-CONFIG_AGP=m
-CONFIG_DRM=m
-CONFIG_DRM_TDFX=m
-CONFIG_DRM_R128=m
-CONFIG_DRM_RADEON=m
-CONFIG_DRM_MGA=m
-CONFIG_DRM_SIS=m
-CONFIG_HID_GYRATION=y
-CONFIG_HID_NTRIG=y
-CONFIG_HID_PANTHERLORD=y
-CONFIG_HID_PETALYNX=y
-CONFIG_HID_SAMSUNG=y
-CONFIG_HID_SONY=y
-CONFIG_HID_SUNPLUS=y
-CONFIG_HID_TOPSEED=y
-CONFIG_USB=y
-CONFIG_USB_DEVICEFS=y
-CONFIG_USB_EHCI_HCD=m
-CONFIG_USB_OHCI_HCD=m
-CONFIG_USB_UHCI_HCD=y
-CONFIG_USB_STORAGE=m
-CONFIG_EXT2_FS=y
-CONFIG_EXT2_FS_XATTR=y
-CONFIG_EXT2_FS_POSIX_ACL=y
-CONFIG_EXT2_FS_SECURITY=y
-CONFIG_EXT3_FS=y
-CONFIG_EXT3_FS_POSIX_ACL=y
-CONFIG_EXT3_FS_SECURITY=y
-CONFIG_REISERFS_FS=y
-CONFIG_REISERFS_FS_XATTR=y
-CONFIG_REISERFS_FS_POSIX_ACL=y
-CONFIG_REISERFS_FS_SECURITY=y
-CONFIG_XFS_FS=y
-CONFIG_AUTOFS_FS=y
-CONFIG_AUTOFS4_FS=y
-CONFIG_ISO9660_FS=m
-CONFIG_JOLIET=y
-CONFIG_UDF_FS=m
-CONFIG_VFAT_FS=y
-CONFIG_NTFS_FS=m
-CONFIG_PROC_KCORE=y
-CONFIG_TMPFS=y
-CONFIG_HUGETLBFS=y
-CONFIG_NFS_FS=m
-CONFIG_NFS_V3=y
-CONFIG_NFS_V4=y
-CONFIG_NFSD=m
-CONFIG_NFSD_V4=y
-CONFIG_SMB_FS=m
-CONFIG_SMB_NLS_DEFAULT=y
-CONFIG_CIFS=m
-CONFIG_PARTITION_ADVANCED=y
-CONFIG_SGI_PARTITION=y
-CONFIG_EFI_PARTITION=y
-CONFIG_NLS_CODEPAGE_437=y
-CONFIG_NLS_CODEPAGE_737=m
-CONFIG_NLS_CODEPAGE_775=m
-CONFIG_NLS_CODEPAGE_850=m
-CONFIG_NLS_CODEPAGE_852=m
-CONFIG_NLS_CODEPAGE_855=m
-CONFIG_NLS_CODEPAGE_857=m
-CONFIG_NLS_CODEPAGE_860=m
-CONFIG_NLS_CODEPAGE_861=m
-CONFIG_NLS_CODEPAGE_862=m
-CONFIG_NLS_CODEPAGE_863=m
-CONFIG_NLS_CODEPAGE_864=m
-CONFIG_NLS_CODEPAGE_865=m
-CONFIG_NLS_CODEPAGE_866=m
-CONFIG_NLS_CODEPAGE_869=m
-CONFIG_NLS_CODEPAGE_936=m
-CONFIG_NLS_CODEPAGE_950=m
-CONFIG_NLS_CODEPAGE_932=m
-CONFIG_NLS_CODEPAGE_949=m
-CONFIG_NLS_CODEPAGE_874=m
-CONFIG_NLS_ISO8859_8=m
-CONFIG_NLS_CODEPAGE_1250=m
-CONFIG_NLS_CODEPAGE_1251=m
-CONFIG_NLS_ISO8859_1=y
-CONFIG_NLS_ISO8859_2=m
-CONFIG_NLS_ISO8859_3=m
-CONFIG_NLS_ISO8859_4=m
-CONFIG_NLS_ISO8859_5=m
-CONFIG_NLS_ISO8859_6=m
-CONFIG_NLS_ISO8859_7=m
-CONFIG_NLS_ISO8859_9=m
-CONFIG_NLS_ISO8859_13=m
-CONFIG_NLS_ISO8859_14=m
-CONFIG_NLS_ISO8859_15=m
-CONFIG_NLS_KOI8_R=m
-CONFIG_NLS_KOI8_U=m
-CONFIG_NLS_UTF8=m
-CONFIG_MAGIC_SYSRQ=y
-CONFIG_DEBUG_KERNEL=y
-CONFIG_DEBUG_MUTEXES=y
-# CONFIG_RCU_CPU_STALL_DETECTOR is not set
-CONFIG_IA64_GRANULE_16MB=y
-CONFIG_CRYPTO_ECB=m
-CONFIG_CRYPTO_PCBC=m
-CONFIG_CRYPTO_MD5=y
-# CONFIG_CRYPTO_ANSI_CPRNG is not set
diff --git a/arch/ia64/configs/zx1_defconfig b/arch/ia64/configs/zx1_defconfig
index 1d42827f9fa..54bc72eda30 100644
--- a/arch/ia64/configs/zx1_defconfig
+++ b/arch/ia64/configs/zx1_defconfig
@@ -16,7 +16,6 @@ CONFIG_IA64_PALINFO=y
 CONFIG_CRASH_DUMP=y
 CONFIG_EFI_VARS=y
 CONFIG_BINFMT_MISC=y
-CONFIG_ACPI_PROCFS=y
 CONFIG_HOTPLUG_PCI=y
 CONFIG_HOTPLUG_PCI_ACPI=y
 CONFIG_PACKET=y
@@ -57,6 +56,7 @@ CONFIG_TULIP_MMIO=y
 CONFIG_TULIP_NAPI=y
 CONFIG_TULIP_NAPI_HW_MITIGATION=y
 CONFIG_NET_PCI=y
+CONFIG_NET_VENDOR_INTEL=y
 CONFIG_E100=y
 CONFIG_E1000=y
 CONFIG_TIGON3=y
diff --git a/arch/ia64/dig/Makefile b/arch/ia64/dig/Makefile
index 2f7caddf093..ae16ec4f630 100644
--- a/arch/ia64/dig/Makefile
+++ b/arch/ia64/dig/Makefile
@@ -6,7 +6,7 @@
 #
 
 obj-y := setup.o
-ifeq ($(CONFIG_DMAR), y)
+ifeq ($(CONFIG_INTEL_IOMMU), y)
 obj-$(CONFIG_IA64_GENERIC) += machvec.o machvec_vtd.o
 else
 obj-$(CONFIG_IA64_GENERIC) += machvec.o
diff --git a/arch/ia64/dig/setup.c b/arch/ia64/dig/setup.c
index 9196b330ff7..98131e1db7a 100644
--- a/arch/ia64/dig/setup.c
+++ b/arch/ia64/dig/setup.c
@@ -22,7 +22,7 @@
 
 #include <asm/io.h>
 #include <asm/machvec.h>
-#include <asm/system.h>
+#include <asm/setup.h>
 
 void __init
 dig_setup (char **cmdline_p)
diff --git a/arch/ia64/hp/common/aml_nfw.c b/arch/ia64/hp/common/aml_nfw.c
index 22078486d35..84715fcbba0 100644
--- a/arch/ia64/hp/common/aml_nfw.c
+++ b/arch/ia64/hp/common/aml_nfw.c
@@ -23,15 +23,14 @@
  */
 
 #include <linux/module.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
 #include <asm/sal.h>
 
 MODULE_AUTHOR("Bjorn Helgaas <bjorn.helgaas@hp.com>");
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("ACPI opregion handler for native firmware calls");
 
-static int force_register;
+static bool force_register;
 module_param_named(force, force_register, bool, 0);
 MODULE_PARM_DESC(force, "Install opregion handler even without HPQ5001 device");
 
@@ -191,7 +190,7 @@ static int aml_nfw_add(struct acpi_device *device)
 	return aml_nfw_add_global_handler();
 }
 
-static int aml_nfw_remove(struct acpi_device *device, int type)
+static int aml_nfw_remove(struct acpi_device *device)
 {
 	return aml_nfw_remove_global_handler();
 }
diff --git a/arch/ia64/hp/common/hwsw_iommu.c b/arch/ia64/hp/common/hwsw_iommu.c
index e4a80d82e3d..1e4cae5ae05 100644
--- a/arch/ia64/hp/common/hwsw_iommu.c
+++ b/arch/ia64/hp/common/hwsw_iommu.c
@@ -15,6 +15,7 @@
 #include <linux/device.h>
 #include <linux/dma-mapping.h>
 #include <linux/swiotlb.h>
+#include <linux/export.h>
 #include <asm/machvec.h>
 
 extern struct dma_map_ops sba_dma_ops, swiotlb_dma_ops;
diff --git a/arch/ia64/hp/common/sba_iommu.c b/arch/ia64/hp/common/sba_iommu.c
index 80241fe03f5..344387a5540 100644
--- a/arch/ia64/hp/common/sba_iommu.c
+++ b/arch/ia64/hp/common/sba_iommu.c
@@ -43,7 +43,6 @@
 #include <asm/io.h>
 #include <asm/page.h>		/* PAGE_OFFSET */
 #include <asm/dma.h>
-#include <asm/system.h>		/* wmb() */
 
 #include <asm/acpi-ext.h>
 
@@ -243,7 +242,7 @@ struct ioc {
 	struct pci_dev	*sac_only_dev;
 };
 
-static struct ioc *ioc_list;
+static struct ioc *ioc_list, *ioc_found;
 static int reserve_sba_gart = 1;
 
 static SBA_INLINE void sba_mark_invalid(struct ioc *, dma_addr_t, size_t);
@@ -256,7 +255,7 @@ static u64 prefetch_spill_page;
 #endif
 
 #ifdef CONFIG_PCI
-# define GET_IOC(dev)	(((dev)->bus == &pci_bus_type)						\
+# define GET_IOC(dev)	((dev_is_pci(dev))						\
 			 ? ((struct ioc *) PCI_CONTROLLER(to_pci_dev(dev))->iommu) : NULL)
 #else
 # define GET_IOC(dev)	NULL
@@ -915,7 +914,7 @@ sba_mark_invalid(struct ioc *ioc, dma_addr_t iova, size_t byte_cnt)
  * @dir:  R/W or both.
  * @attrs: optional dma attributes
  *
- * See Documentation/PCI/PCI-DMA-mapping.txt
+ * See Documentation/DMA-API-HOWTO.txt
  */
 static dma_addr_t sba_map_page(struct device *dev, struct page *page,
 			       unsigned long poff, size_t size,
@@ -1044,7 +1043,7 @@ sba_mark_clean(struct ioc *ioc, dma_addr_t iova, size_t size)
  * @dir:  R/W or both.
  * @attrs: optional dma attributes
  *
- * See Documentation/PCI/PCI-DMA-mapping.txt
+ * See Documentation/DMA-API-HOWTO.txt
  */
 static void sba_unmap_page(struct device *dev, dma_addr_t iova, size_t size,
 			   enum dma_data_direction dir, struct dma_attrs *attrs)
@@ -1127,10 +1126,11 @@ void sba_unmap_single_attrs(struct device *dev, dma_addr_t iova, size_t size,
  * @size:  number of bytes mapped in driver buffer.
  * @dma_handle:  IOVA of new buffer.
  *
- * See Documentation/PCI/PCI-DMA-mapping.txt
+ * See Documentation/DMA-API-HOWTO.txt
  */
 static void *
-sba_alloc_coherent (struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flags)
+sba_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle,
+		   gfp_t flags, struct dma_attrs *attrs)
 {
 	struct ioc *ioc;
 	void *addr;
@@ -1140,11 +1140,13 @@ sba_alloc_coherent (struct device *dev, size_t size, dma_addr_t *dma_handle, gfp
 
 #ifdef CONFIG_NUMA
 	{
+		int node = ioc->node;
 		struct page *page;
-		page = alloc_pages_exact_node(ioc->node == MAX_NUMNODES ?
-		                        numa_node_id() : ioc->node, flags,
-		                        get_order(size));
 
+		if (node == NUMA_NO_NODE)
+			node = numa_node_id();
+
+		page = alloc_pages_exact_node(node, flags, get_order(size));
 		if (unlikely(!page))
 			return NULL;
 
@@ -1190,10 +1192,10 @@ sba_alloc_coherent (struct device *dev, size_t size, dma_addr_t *dma_handle, gfp
  * @vaddr:  virtual address IOVA of "consistent" buffer.
  * @dma_handler:  IO virtual address of "consistent" buffer.
  *
- * See Documentation/PCI/PCI-DMA-mapping.txt
+ * See Documentation/DMA-API-HOWTO.txt
  */
-static void sba_free_coherent (struct device *dev, size_t size, void *vaddr,
-			       dma_addr_t dma_handle)
+static void sba_free_coherent(struct device *dev, size_t size, void *vaddr,
+			      dma_addr_t dma_handle, struct dma_attrs *attrs)
 {
 	sba_unmap_single_attrs(dev, dma_handle, size, 0, NULL);
 	free_pages((unsigned long) vaddr, get_order(size));
@@ -1453,7 +1455,7 @@ static void sba_unmap_sg_attrs(struct device *dev, struct scatterlist *sglist,
  * @dir:  R/W or both.
  * @attrs: optional dma attributes
  *
- * See Documentation/PCI/PCI-DMA-mapping.txt
+ * See Documentation/DMA-API-HOWTO.txt
  */
 static int sba_map_sg_attrs(struct device *dev, struct scatterlist *sglist,
 			    int nents, enum dma_data_direction dir,
@@ -1549,7 +1551,7 @@ static int sba_map_sg_attrs(struct device *dev, struct scatterlist *sglist,
  * @dir:  R/W or both.
  * @attrs: optional dma attributes
  *
- * See Documentation/PCI/PCI-DMA-mapping.txt
+ * See Documentation/DMA-API-HOWTO.txt
  */
 static void sba_unmap_sg_attrs(struct device *dev, struct scatterlist *sglist,
 			       int nents, enum dma_data_direction dir,
@@ -1596,7 +1598,7 @@ static void sba_unmap_sg_attrs(struct device *dev, struct scatterlist *sglist,
 *
 ***************************************************************/
 
-static void __init
+static void
 ioc_iova_init(struct ioc *ioc)
 {
 	int tcnfg;
@@ -1807,20 +1809,13 @@ static struct ioc_iommu ioc_iommu_info[] __initdata = {
 	{ SX2000_IOC_ID, "sx2000", NULL },
 };
 
-static struct ioc * __init
-ioc_init(unsigned long hpa, void *handle)
+static void ioc_init(unsigned long hpa, struct ioc *ioc)
 {
-	struct ioc *ioc;
 	struct ioc_iommu *info;
 
-	ioc = kzalloc(sizeof(*ioc), GFP_KERNEL);
-	if (!ioc)
-		return NULL;
-
 	ioc->next = ioc_list;
 	ioc_list = ioc;
 
-	ioc->handle = handle;
 	ioc->ioc_hpa = ioremap(hpa, 0x1000);
 
 	ioc->func_id = READ_REG(ioc->ioc_hpa + IOC_FUNC_ID);
@@ -1861,8 +1856,6 @@ ioc_init(unsigned long hpa, void *handle)
 		"%s %d.%d HPA 0x%lx IOVA space %dMb at 0x%lx\n",
 		ioc->name, (ioc->rev >> 4) & 0xF, ioc->rev & 0xF,
 		hpa, ioc->iov_size >> 20, ioc->ibase);
-
-	return ioc;
 }
 
 
@@ -1914,7 +1907,7 @@ ioc_show(struct seq_file *s, void *v)
 	seq_printf(s, "Hewlett Packard %s IOC rev %d.%d\n",
 		ioc->name, ((ioc->rev >> 4) & 0xF), (ioc->rev & 0xF));
 #ifdef CONFIG_NUMA
-	if (ioc->node != MAX_NUMNODES)
+	if (ioc->node != NUMA_NO_NODE)
 		seq_printf(s, "NUMA node       : %d\n", ioc->node);
 #endif
 	seq_printf(s, "IOVA size       : %ld MB\n", ((ioc->pdir_size >> 3) * iovp_size)/(1024*1024));
@@ -1992,7 +1985,7 @@ sba_connect_bus(struct pci_bus *bus)
 	if (PCI_CONTROLLER(bus)->iommu)
 		return;
 
-	handle = PCI_CONTROLLER(bus)->acpi_handle;
+	handle = acpi_device_handle(PCI_CONTROLLER(bus)->companion);
 	if (!handle)
 		return;
 
@@ -2015,47 +2008,35 @@ sba_connect_bus(struct pci_bus *bus)
 	printk(KERN_WARNING "No IOC for PCI Bus %04x:%02x in ACPI\n", pci_domain_nr(bus), bus->number);
 }
 
-#ifdef CONFIG_NUMA
 static void __init
 sba_map_ioc_to_node(struct ioc *ioc, acpi_handle handle)
 {
+#ifdef CONFIG_NUMA
 	unsigned int node;
-	int pxm;
-
-	ioc->node = MAX_NUMNODES;
 
-	pxm = acpi_get_pxm(handle);
-
-	if (pxm < 0)
-		return;
-
-	node = pxm_to_node(pxm);
-
-	if (node >= MAX_NUMNODES || !node_online(node))
-		return;
+	node = acpi_get_node(handle);
+	if (node != NUMA_NO_NODE && !node_online(node))
+		node = NUMA_NO_NODE;
 
 	ioc->node = node;
-	return;
-}
-#else
-#define sba_map_ioc_to_node(ioc, handle)
 #endif
+}
 
-static int __init
-acpi_sba_ioc_add(struct acpi_device *device)
+static void acpi_sba_ioc_add(struct ioc *ioc)
 {
-	struct ioc *ioc;
+	acpi_handle handle = ioc->handle;
 	acpi_status status;
 	u64 hpa, length;
 	struct acpi_device_info *adi;
 
-	status = hp_acpi_csr_space(device->handle, &hpa, &length);
+	ioc_found = ioc->next;
+	status = hp_acpi_csr_space(handle, &hpa, &length);
 	if (ACPI_FAILURE(status))
-		return 1;
+		goto err;
 
-	status = acpi_get_object_info(device->handle, &adi);
+	status = acpi_get_object_info(handle, &adi);
 	if (ACPI_FAILURE(status))
-		return 1;
+		goto err;
 
 	/*
 	 * For HWP0001, only SBA appears in ACPI namespace.  It encloses the PCI
@@ -2076,13 +2057,13 @@ acpi_sba_ioc_add(struct acpi_device *device)
 	if (!iovp_shift)
 		iovp_shift = 12;
 
-	ioc = ioc_init(hpa, device->handle);
-	if (!ioc)
-		return 1;
-
+	ioc_init(hpa, ioc);
 	/* setup NUMA node association */
-	sba_map_ioc_to_node(ioc, device->handle);
-	return 0;
+	sba_map_ioc_to_node(ioc, handle);
+	return;
+
+ err:
+	kfree(ioc);
 }
 
 static const struct acpi_device_id hp_ioc_iommu_device_ids[] = {
@@ -2090,14 +2071,35 @@ static const struct acpi_device_id hp_ioc_iommu_device_ids[] = {
 	{"HWP0004", 0},
 	{"", 0},
 };
-static struct acpi_driver acpi_sba_ioc_driver = {
-	.name		= "IOC IOMMU Driver",
-	.ids		= hp_ioc_iommu_device_ids,
-	.ops		= {
-		.add	= acpi_sba_ioc_add,
-	},
+
+static int acpi_sba_ioc_attach(struct acpi_device *device,
+			       const struct acpi_device_id *not_used)
+{
+	struct ioc *ioc;
+
+	ioc = kzalloc(sizeof(*ioc), GFP_KERNEL);
+	if (!ioc)
+		return -ENOMEM;
+
+	ioc->next = ioc_found;
+	ioc_found = ioc;
+	ioc->handle = device->handle;
+	return 1;
+}
+
+
+static struct acpi_scan_handler acpi_sba_ioc_handler = {
+	.ids	= hp_ioc_iommu_device_ids,
+	.attach	= acpi_sba_ioc_attach,
 };
 
+static int __init acpi_sba_ioc_init_acpi(void)
+{
+	return acpi_scan_add_handler(&acpi_sba_ioc_handler);
+}
+/* This has to run before acpi_scan_init(). */
+arch_initcall(acpi_sba_ioc_init_acpi);
+
 extern struct dma_map_ops swiotlb_dma_ops;
 
 static int __init
@@ -2122,7 +2124,13 @@ sba_init(void)
 	}
 #endif
 
-	acpi_bus_register_driver(&acpi_sba_ioc_driver);
+	/*
+	 * ioc_found should be populated by the acpi_sba_ioc_handler's .attach()
+	 * routine, but that only happens if acpi_scan_init() has already run.
+	 */
+	while (ioc_found)
+		acpi_sba_ioc_add(ioc_found);
+
 	if (!ioc_list) {
 #ifdef CONFIG_IA64_GENERIC
 		/*
@@ -2213,8 +2221,8 @@ sba_page_override(char *str)
 __setup("sbapagesize=",sba_page_override);
 
 struct dma_map_ops sba_dma_ops = {
-	.alloc_coherent		= sba_alloc_coherent,
-	.free_coherent		= sba_free_coherent,
+	.alloc			= sba_alloc_coherent,
+	.free			= sba_free_coherent,
 	.map_page		= sba_map_page,
 	.unmap_page		= sba_unmap_page,
 	.map_sg			= sba_map_sg_attrs,
diff --git a/arch/ia64/hp/sim/Kconfig b/arch/ia64/hp/sim/Kconfig
index 8d513a8c526..d84707d5520 100644
--- a/arch/ia64/hp/sim/Kconfig
+++ b/arch/ia64/hp/sim/Kconfig
@@ -8,6 +8,7 @@ config HP_SIMETH
 
 config HP_SIMSERIAL
 	bool "Simulated serial driver support"
+	depends on TTY
 
 config HP_SIMSERIAL_CONSOLE
 	bool "Console for HP simulator"
diff --git a/arch/ia64/hp/sim/boot/bootloader.c b/arch/ia64/hp/sim/boot/bootloader.c
index c5e9baafafe..28f4b230b8c 100644
--- a/arch/ia64/hp/sim/boot/bootloader.c
+++ b/arch/ia64/hp/sim/boot/bootloader.c
@@ -20,7 +20,6 @@ struct task_struct;	/* forward declaration for elf.h */
 #include <asm/pal.h>
 #include <asm/pgtable.h>
 #include <asm/sal.h>
-#include <asm/system.h>
 
 #include "ssc.h"
 
diff --git a/arch/ia64/hp/sim/boot/fw-emu.c b/arch/ia64/hp/sim/boot/fw-emu.c
index bf6d9d8c802..87bf9ad8cf0 100644
--- a/arch/ia64/hp/sim/boot/fw-emu.c
+++ b/arch/ia64/hp/sim/boot/fw-emu.c
@@ -13,6 +13,7 @@
 #include <asm/io.h>
 #include <asm/pal.h>
 #include <asm/sal.h>
+#include <asm/setup.h>
 
 #include "ssc.h"
 
@@ -160,28 +161,19 @@ sal_emulator (long index, unsigned long in1, unsigned long in2,
 	 */
 	status = 0;
 	if (index == SAL_FREQ_BASE) {
-		switch (in1) {
-		      case SAL_FREQ_BASE_PLATFORM:
+		if (in1 == SAL_FREQ_BASE_PLATFORM)
 			r9 = 200000000;
-			break;
-
-		      case SAL_FREQ_BASE_INTERVAL_TIMER:
+		else if (in1 == SAL_FREQ_BASE_INTERVAL_TIMER) {
 			/*
 			 * Is this supposed to be the cr.itc frequency
 			 * or something platform specific?  The SAL
 			 * doc ain't exactly clear on this...
 			 */
 			r9 = 700000000;
-			break;
-
-		      case SAL_FREQ_BASE_REALTIME_CLOCK:
+		} else if (in1 == SAL_FREQ_BASE_REALTIME_CLOCK)
 			r9 = 1;
-			break;
-
-		      default:
+		else
 			status = -1;
-			break;
-		}
 	} else if (index == SAL_SET_VECTORS) {
 		;
 	} else if (index == SAL_GET_STATE_INFO) {
@@ -298,16 +290,16 @@ sys_fw_init (const char *args, int arglen)
 	efi_runtime->hdr.signature = EFI_RUNTIME_SERVICES_SIGNATURE;
 	efi_runtime->hdr.revision = EFI_RUNTIME_SERVICES_REVISION;
 	efi_runtime->hdr.headersize = sizeof(efi_runtime->hdr);
-	efi_runtime->get_time = __pa(&fw_efi_get_time);
-	efi_runtime->set_time = __pa(&efi_unimplemented);
-	efi_runtime->get_wakeup_time = __pa(&efi_unimplemented);
-	efi_runtime->set_wakeup_time = __pa(&efi_unimplemented);
-	efi_runtime->set_virtual_address_map = __pa(&efi_unimplemented);
-	efi_runtime->get_variable = __pa(&efi_unimplemented);
-	efi_runtime->get_next_variable = __pa(&efi_unimplemented);
-	efi_runtime->set_variable = __pa(&efi_unimplemented);
-	efi_runtime->get_next_high_mono_count = __pa(&efi_unimplemented);
-	efi_runtime->reset_system = __pa(&efi_reset_system);
+	efi_runtime->get_time = (void *)__pa(&fw_efi_get_time);
+	efi_runtime->set_time = (void *)__pa(&efi_unimplemented);
+	efi_runtime->get_wakeup_time = (void *)__pa(&efi_unimplemented);
+	efi_runtime->set_wakeup_time = (void *)__pa(&efi_unimplemented);
+	efi_runtime->set_virtual_address_map = (void *)__pa(&efi_unimplemented);
+	efi_runtime->get_variable = (void *)__pa(&efi_unimplemented);
+	efi_runtime->get_next_variable = (void *)__pa(&efi_unimplemented);
+	efi_runtime->set_variable = (void *)__pa(&efi_unimplemented);
+	efi_runtime->get_next_high_mono_count = (void *)__pa(&efi_unimplemented);
+	efi_runtime->reset_system = (void *)__pa(&efi_reset_system);
 
 	efi_tables->guid = SAL_SYSTEM_TABLE_GUID;
 	efi_tables->table = __pa(sal_systab);
diff --git a/arch/ia64/hp/sim/hpsim_irq.c b/arch/ia64/hp/sim/hpsim_irq.c
index 4bd9a63260e..0aa70ebda49 100644
--- a/arch/ia64/hp/sim/hpsim_irq.c
+++ b/arch/ia64/hp/sim/hpsim_irq.c
@@ -10,6 +10,8 @@
 #include <linux/sched.h>
 #include <linux/irq.h>
 
+#include "hpsim_ssc.h"
+
 static unsigned int
 hpsim_irq_startup(struct irq_data *data)
 {
@@ -37,15 +39,37 @@ static struct irq_chip irq_type_hp_sim = {
 	.irq_set_affinity =	hpsim_set_affinity_noop,
 };
 
+static void hpsim_irq_set_chip(int irq)
+{
+	struct irq_chip *chip = irq_get_chip(irq);
+
+	if (chip == &no_irq_chip)
+		irq_set_chip(irq, &irq_type_hp_sim);
+}
+
+static void hpsim_connect_irq(int intr, int irq)
+{
+	ia64_ssc(intr, irq, 0, 0, SSC_CONNECT_INTERRUPT);
+}
+
+int hpsim_get_irq(int intr)
+{
+	int irq = assign_irq_vector(AUTO_ASSIGN);
+
+	if (irq >= 0) {
+		hpsim_irq_set_chip(irq);
+		irq_set_handler(irq, handle_simple_irq);
+		hpsim_connect_irq(intr, irq);
+	}
+
+	return irq;
+}
+
 void __init
 hpsim_irq_init (void)
 {
 	int i;
 
-	for_each_active_irq(i) {
-		struct irq_chip *chip = irq_get_chip(i);
-
-		if (chip == &no_irq_chip)
-			irq_set_chip(i, &irq_type_hp_sim);
-	}
+	for_each_active_irq(i)
+		hpsim_irq_set_chip(i);
 }
diff --git a/arch/ia64/hp/sim/hpsim_setup.c b/arch/ia64/hp/sim/hpsim_setup.c
index f629e903ebc..664a5402a69 100644
--- a/arch/ia64/hp/sim/hpsim_setup.c
+++ b/arch/ia64/hp/sim/hpsim_setup.c
@@ -26,12 +26,6 @@
 #include "hpsim_ssc.h"
 
 void
-ia64_ssc_connect_irq (long intr, long irq)
-{
-	ia64_ssc(intr, irq, 0, 0, SSC_CONNECT_INTERRUPT);
-}
-
-void
 ia64_ctl_trace (long on)
 {
 	ia64_ssc(on, 0, 0, 0, SSC_CTL_TRACE);
diff --git a/arch/ia64/hp/sim/simeth.c b/arch/ia64/hp/sim/simeth.c
index 7e81966ce48..d1b04c4c95e 100644
--- a/arch/ia64/hp/sim/simeth.c
+++ b/arch/ia64/hp/sim/simeth.c
@@ -20,7 +20,6 @@
 #include <linux/skbuff.h>
 #include <linux/notifier.h>
 #include <linux/bitops.h>
-#include <asm/system.h>
 #include <asm/irq.h>
 #include <asm/hpsim.h>
 
@@ -129,17 +128,6 @@ netdev_probe(char *name, unsigned char *ether)
 
 
 static inline int
-netdev_connect(int irq)
-{
-	/* XXX Fix me
-	 * this does not support multiple cards
-	 * also no return value
-	 */
-	ia64_ssc_connect_irq(NETWORK_INTR, irq);
-	return 0;
-}
-
-static inline int
 netdev_attach(int fd, int irq, unsigned int ipaddr)
 {
 	/* this puts the host interface in the right mode (start interrupting) */
@@ -172,7 +160,7 @@ static const struct net_device_ops simeth_netdev_ops = {
 	.ndo_stop		= simeth_close,
 	.ndo_start_xmit		= simeth_tx,
 	.ndo_get_stats		= simeth_get_stats,
-	.ndo_set_multicast_list	= set_multicast_list, /* not yet used */
+	.ndo_set_rx_mode	= set_multicast_list, /* not yet used */
 
 };
 
@@ -193,7 +181,7 @@ simeth_probe1(void)
 	unsigned char mac_addr[ETH_ALEN];
 	struct simeth_local *local;
 	struct net_device *dev;
-	int fd, i, err, rc;
+	int fd, err, rc;
 
 	/*
 	 * XXX Fix me
@@ -226,22 +214,16 @@ simeth_probe1(void)
 		return err;
 	}
 
-	if ((rc = assign_irq_vector(AUTO_ASSIGN)) < 0)
-		panic("%s: out of interrupt vectors!\n", __func__);
-	dev->irq = rc;
-
 	/*
 	 * attach the interrupt in the simulator, this does enable interrupts
 	 * until a netdev_attach() is called
 	 */
-	netdev_connect(dev->irq);
+	if ((rc = hpsim_get_irq(NETWORK_INTR)) < 0)
+		panic("%s: out of interrupt vectors!\n", __func__);
+	dev->irq = rc;
 
-	printk(KERN_INFO "%s: hosteth=%s simfd=%d, HwAddr",
-	       dev->name, simeth_device, local->simfd);
-	for(i = 0; i < ETH_ALEN; i++) {
-		printk(" %2.2x", dev->dev_addr[i]);
-	}
-	printk(", IRQ %d\n", dev->irq);
+	printk(KERN_INFO "%s: hosteth=%s simfd=%d, HwAddr=%pm, IRQ %d\n",
+	       dev->name, simeth_device, local->simfd, dev->dev_addr, dev->irq);
 
 	return 0;
 }
@@ -286,7 +268,7 @@ static __inline__ int dev_is_ethdev(struct net_device *dev)
 static int
 simeth_device_event(struct notifier_block *this,unsigned long event, void *ptr)
 {
-	struct net_device *dev = ptr;
+	struct net_device *dev = netdev_notifier_info_to_dev(ptr);
 	struct simeth_local *local;
 	struct in_device *in_dev;
 	struct in_ifaddr **ifap = NULL;
diff --git a/arch/ia64/hp/sim/simscsi.c b/arch/ia64/hp/sim/simscsi.c
index 331de723c67..3a428f19a00 100644
--- a/arch/ia64/hp/sim/simscsi.c
+++ b/arch/ia64/hp/sim/simscsi.c
@@ -88,8 +88,8 @@ simscsi_setup (char *s)
 	if (strlen(s) > MAX_ROOT_LEN) {
 		printk(KERN_ERR "simscsi_setup: prefix too long---using default %s\n",
 		       simscsi_root);
-	}
-	simscsi_root = s;
+	} else
+		simscsi_root = s;
 	return 1;
 }
 
diff --git a/arch/ia64/hp/sim/simserial.c b/arch/ia64/hp/sim/simserial.c
index bff0824cf8a..e70cadec7ce 100644
--- a/arch/ia64/hp/sim/simserial.c
+++ b/arch/ia64/hp/sim/simserial.c
@@ -4,16 +4,11 @@
  * This driver is mostly used for bringup purposes and will go away.
  * It has a strong dependency on the system console. All outputs
  * are rerouted to the same facility as the one used by printk which, in our
- * case means sys_sim.c console (goes via the simulator). The code hereafter
- * is completely leveraged from the serial.c driver.
+ * case means sys_sim.c console (goes via the simulator).
  *
  * Copyright (C) 1999-2000, 2002-2003 Hewlett-Packard Co
  *	Stephane Eranian <eranian@hpl.hp.com>
  *	David Mosberger-Tang <davidm@hpl.hp.com>
- *
- * 02/04/00 D. Mosberger	Merged in serial.c bug fixes in rs_close().
- * 02/25/00 D. Mosberger	Synced up with 2.3.99pre-5 version of serial.c.
- * 07/30/02 D. Mosberger	Replace sti()/cli() with explicit spinlocks & local irq masking
  */
 
 #include <linux/init.h>
@@ -27,15 +22,17 @@
 #include <linux/seq_file.h>
 #include <linux/slab.h>
 #include <linux/capability.h>
+#include <linux/circ_buf.h>
 #include <linux/console.h>
+#include <linux/irq.h>
 #include <linux/module.h>
 #include <linux/serial.h>
-#include <linux/serialP.h>
 #include <linux/sysrq.h>
+#include <linux/uaccess.h>
+
+#include <asm/hpsim.h>
 
-#include <asm/irq.h>
-#include <asm/hw_irq.h>
-#include <asm/uaccess.h>
+#include "hpsim_ssc.h"
 
 #undef SIMSERIAL_DEBUG	/* define this to get some debug information */
 
@@ -43,125 +40,51 @@
 
 #define NR_PORTS	1	/* only one port for now */
 
-#define IRQ_T(info) ((info->flags & ASYNC_SHARE_IRQ) ? IRQF_SHARED : IRQF_DISABLED)
-
-#define SSC_GETCHAR	21
-
-extern long ia64_ssc (long, long, long, long, int);
-extern void ia64_ssc_connect_irq (long intr, long irq);
-
-static char *serial_name = "SimSerial driver";
-static char *serial_version = "0.6";
-
-/*
- * This has been extracted from asm/serial.h. We need one eventually but
- * I don't know exactly what we're going to put in it so just fake one
- * for now.
- */
-#define BASE_BAUD ( 1843200 / 16 )
-
-#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST)
-
-/*
- * Most of the values here are meaningless to this particular driver.
- * However some values must be preserved for the code (leveraged from serial.c
- * to work correctly).
- * port must not be 0
- * type must not be UNKNOWN
- * So I picked arbitrary (guess from where?) values instead
- */
-static struct serial_state rs_table[NR_PORTS]={
-  /* UART CLK   PORT IRQ     FLAGS        */
-  { 0, BASE_BAUD, 0x3F8, 0, STD_COM_FLAGS,0,PORT_16550 }  /* ttyS0 */
+struct serial_state {
+	struct tty_port port;
+	struct circ_buf xmit;
+	int irq;
+	int x_char;
 };
 
-/*
- * Just for the fun of it !
- */
-static struct serial_uart_config uart_config[] = {
-	{ "unknown", 1, 0 },
-	{ "8250", 1, 0 },
-	{ "16450", 1, 0 },
-	{ "16550", 1, 0 },
-	{ "16550A", 16, UART_CLEAR_FIFO | UART_USE_FIFO },
-	{ "cirrus", 1, 0 },
-	{ "ST16650", 1, UART_CLEAR_FIFO | UART_STARTECH },
-	{ "ST16650V2", 32, UART_CLEAR_FIFO | UART_USE_FIFO |
-		  UART_STARTECH },
-	{ "TI16750", 64, UART_CLEAR_FIFO | UART_USE_FIFO},
-	{ NULL, 0}
-};
+static struct serial_state rs_table[NR_PORTS];
 
 struct tty_driver *hp_simserial_driver;
 
-static struct async_struct *IRQ_ports[NR_IRQS];
-
 static struct console *console;
 
-static unsigned char *tmp_buf;
-
-extern struct console *console_drivers; /* from kernel/printk.c */
-
-/*
- * ------------------------------------------------------------
- * rs_stop() and rs_start()
- *
- * This routines are called before setting or resetting tty->stopped.
- * They enable or disable transmitter interrupts, as necessary.
- * ------------------------------------------------------------
- */
-static void rs_stop(struct tty_struct *tty)
-{
-#ifdef SIMSERIAL_DEBUG
-	printk("rs_stop: tty->stopped=%d tty->hw_stopped=%d tty->flow_stopped=%d\n",
-		tty->stopped, tty->hw_stopped, tty->flow_stopped);
-#endif
-
-}
-
-static void rs_start(struct tty_struct *tty)
-{
-#ifdef SIMSERIAL_DEBUG
-	printk("rs_start: tty->stopped=%d tty->hw_stopped=%d tty->flow_stopped=%d\n",
-		tty->stopped, tty->hw_stopped, tty->flow_stopped);
-#endif
-}
-
-static  void receive_chars(struct tty_struct *tty)
+static void receive_chars(struct tty_port *port)
 {
 	unsigned char ch;
 	static unsigned char seen_esc = 0;
 
 	while ( (ch = ia64_ssc(0, 0, 0, 0, SSC_GETCHAR)) ) {
-		if ( ch == 27 && seen_esc == 0 ) {
+		if (ch == 27 && seen_esc == 0) {
 			seen_esc = 1;
 			continue;
-		} else {
-			if ( seen_esc==1 && ch == 'O' ) {
-				seen_esc = 2;
-				continue;
-			} else if ( seen_esc == 2 ) {
-				if ( ch == 'P' ) /* F1 */
-					show_state();
+		} else if (seen_esc == 1 && ch == 'O') {
+			seen_esc = 2;
+			continue;
+		} else if (seen_esc == 2) {
+			if (ch == 'P') /* F1 */
+				show_state();
 #ifdef CONFIG_MAGIC_SYSRQ
-				if ( ch == 'S' ) { /* F4 */
-					do
-						ch = ia64_ssc(0, 0, 0, 0,
-							      SSC_GETCHAR);
-					while (!ch);
-					handle_sysrq(ch);
-				}
-#endif
-				seen_esc = 0;
-				continue;
+			if (ch == 'S') { /* F4 */
+				do {
+					ch = ia64_ssc(0, 0, 0, 0, SSC_GETCHAR);
+				} while (!ch);
+				handle_sysrq(ch);
 			}
+#endif
+			seen_esc = 0;
+			continue;
 		}
 		seen_esc = 0;
 
-		if (tty_insert_flip_char(tty, ch, TTY_NORMAL) == 0)
+		if (tty_insert_flip_char(port, ch, TTY_NORMAL) == 0)
 			break;
 	}
-	tty_flip_buffer_push(tty);
+	tty_flip_buffer_push(port);
 }
 
 /*
@@ -169,22 +92,10 @@ static  void receive_chars(struct tty_struct *tty)
  */
 static irqreturn_t rs_interrupt_single(int irq, void *dev_id)
 {
-	struct async_struct * info;
+	struct serial_state *info = dev_id;
+
+	receive_chars(&info->port);
 
-	/*
-	 * I don't know exactly why they don't use the dev_id opaque data
-	 * pointer instead of this extra lookup table
-	 */
-	info = IRQ_ports[irq];
-	if (!info || !info->tty) {
-		printk(KERN_INFO "simrs_interrupt_single: info|tty=0 info=%p problem\n", info);
-		return IRQ_NONE;
-	}
-	/*
-	 * pretty simple in our case, because we only get interrupts
-	 * on inbound traffic
-	 */
-	receive_chars(info->tty);
 	return IRQ_HANDLED;
 }
 
@@ -194,17 +105,12 @@ static irqreturn_t rs_interrupt_single(int irq, void *dev_id)
  * -------------------------------------------------------------------
  */
 
-static void do_softint(struct work_struct *private_)
-{
-	printk(KERN_ERR "simserial: do_softint called\n");
-}
-
 static int rs_put_char(struct tty_struct *tty, unsigned char ch)
 {
-	struct async_struct *info = (struct async_struct *)tty->driver_data;
+	struct serial_state *info = tty->driver_data;
 	unsigned long flags;
 
-	if (!tty || !info->xmit.buf)
+	if (!info->xmit.buf)
 		return 0;
 
 	local_irq_save(flags);
@@ -218,12 +124,12 @@ static int rs_put_char(struct tty_struct *tty, unsigned char ch)
 	return 1;
 }
 
-static void transmit_chars(struct async_struct *info, int *intr_done)
+static void transmit_chars(struct tty_struct *tty, struct serial_state *info,
+		int *intr_done)
 {
 	int count;
 	unsigned long flags;
 
-
 	local_irq_save(flags);
 
 	if (info->x_char) {
@@ -231,16 +137,15 @@ static void transmit_chars(struct async_struct *info, int *intr_done)
 
 		console->write(console, &c, 1);
 
-		info->state->icount.tx++;
 		info->x_char = 0;
 
 		goto out;
 	}
 
-	if (info->xmit.head == info->xmit.tail || info->tty->stopped || info->tty->hw_stopped) {
+	if (info->xmit.head == info->xmit.tail || tty->stopped) {
 #ifdef SIMSERIAL_DEBUG
 		printk("transmit_chars: head=%d, tail=%d, stopped=%d\n",
-		       info->xmit.head, info->xmit.tail, info->tty->stopped);
+		       info->xmit.head, info->xmit.tail, tty->stopped);
 #endif
 		goto out;
 	}
@@ -272,24 +177,24 @@ out:
 
 static void rs_flush_chars(struct tty_struct *tty)
 {
-	struct async_struct *info = (struct async_struct *)tty->driver_data;
+	struct serial_state *info = tty->driver_data;
 
-	if (info->xmit.head == info->xmit.tail || tty->stopped || tty->hw_stopped ||
-	    !info->xmit.buf)
+	if (info->xmit.head == info->xmit.tail || tty->stopped ||
+			!info->xmit.buf)
 		return;
 
-	transmit_chars(info, NULL);
+	transmit_chars(tty, info, NULL);
 }
 
-
 static int rs_write(struct tty_struct * tty,
 		    const unsigned char *buf, int count)
 {
+	struct serial_state *info = tty->driver_data;
 	int	c, ret = 0;
-	struct async_struct *info = (struct async_struct *)tty->driver_data;
 	unsigned long flags;
 
-	if (!tty || !info->xmit.buf || !tmp_buf) return 0;
+	if (!info->xmit.buf)
+		return 0;
 
 	local_irq_save(flags);
 	while (1) {
@@ -310,30 +215,30 @@ static int rs_write(struct tty_struct * tty,
 	/*
 	 * Hey, we transmit directly from here in our case
 	 */
-	if (CIRC_CNT(info->xmit.head, info->xmit.tail, SERIAL_XMIT_SIZE)
-	    && !tty->stopped && !tty->hw_stopped) {
-		transmit_chars(info, NULL);
-	}
+	if (CIRC_CNT(info->xmit.head, info->xmit.tail, SERIAL_XMIT_SIZE) &&
+			!tty->stopped)
+		transmit_chars(tty, info, NULL);
+
 	return ret;
 }
 
 static int rs_write_room(struct tty_struct *tty)
 {
-	struct async_struct *info = (struct async_struct *)tty->driver_data;
+	struct serial_state *info = tty->driver_data;
 
 	return CIRC_SPACE(info->xmit.head, info->xmit.tail, SERIAL_XMIT_SIZE);
 }
 
 static int rs_chars_in_buffer(struct tty_struct *tty)
 {
-	struct async_struct *info = (struct async_struct *)tty->driver_data;
+	struct serial_state *info = tty->driver_data;
 
 	return CIRC_CNT(info->xmit.head, info->xmit.tail, SERIAL_XMIT_SIZE);
 }
 
 static void rs_flush_buffer(struct tty_struct *tty)
 {
-	struct async_struct *info = (struct async_struct *)tty->driver_data;
+	struct serial_state *info = tty->driver_data;
 	unsigned long flags;
 
 	local_irq_save(flags);
@@ -349,7 +254,7 @@ static void rs_flush_buffer(struct tty_struct *tty)
  */
 static void rs_send_xchar(struct tty_struct *tty, char ch)
 {
-	struct async_struct *info = (struct async_struct *)tty->driver_data;
+	struct serial_state *info = tty->driver_data;
 
 	info->x_char = ch;
 	if (ch) {
@@ -357,7 +262,7 @@ static void rs_send_xchar(struct tty_struct *tty, char ch)
 		 * I guess we could call console->write() directly but
 		 * let's do that for now.
 		 */
-		transmit_chars(info, NULL);
+		transmit_chars(tty, info, NULL);
 	}
 }
 
@@ -371,14 +276,15 @@ static void rs_send_xchar(struct tty_struct *tty, char ch)
  */
 static void rs_throttle(struct tty_struct * tty)
 {
-	if (I_IXOFF(tty)) rs_send_xchar(tty, STOP_CHAR(tty));
+	if (I_IXOFF(tty))
+		rs_send_xchar(tty, STOP_CHAR(tty));
 
 	printk(KERN_INFO "simrs_throttle called\n");
 }
 
 static void rs_unthrottle(struct tty_struct * tty)
 {
-	struct async_struct *info = (struct async_struct *)tty->driver_data;
+	struct serial_state *info = tty->driver_data;
 
 	if (I_IXOFF(tty)) {
 		if (info->x_char)
@@ -389,7 +295,6 @@ static void rs_unthrottle(struct tty_struct * tty)
 	printk(KERN_INFO "simrs_unthrottle called\n");
 }
 
-
 static int rs_ioctl(struct tty_struct *tty, unsigned int cmd, unsigned long arg)
 {
 	if ((cmd != TIOCGSERIAL) && (cmd != TIOCSSERIAL) &&
@@ -400,272 +305,67 @@ static int rs_ioctl(struct tty_struct *tty, unsigned int cmd, unsigned long arg)
 	}
 
 	switch (cmd) {
-		case TIOCGSERIAL:
-			printk(KERN_INFO "simrs_ioctl TIOCGSERIAL called\n");
-			return 0;
-		case TIOCSSERIAL:
-			printk(KERN_INFO "simrs_ioctl TIOCSSERIAL called\n");
-			return 0;
-		case TIOCSERCONFIG:
-			printk(KERN_INFO "rs_ioctl: TIOCSERCONFIG called\n");
-			return -EINVAL;
-
-		case TIOCSERGETLSR: /* Get line status register */
-			printk(KERN_INFO "rs_ioctl: TIOCSERGETLSR called\n");
-			return  -EINVAL;
-
-		case TIOCSERGSTRUCT:
-			printk(KERN_INFO "rs_ioctl: TIOCSERGSTRUCT called\n");
-#if 0
-			if (copy_to_user((struct async_struct *) arg,
-					 info, sizeof(struct async_struct)))
-				return -EFAULT;
-#endif
-			return 0;
-
-		/*
-		 * Wait for any of the 4 modem inputs (DCD,RI,DSR,CTS) to change
-		 * - mask passed in arg for lines of interest
-		 *   (use |'ed TIOCM_RNG/DSR/CD/CTS for masking)
-		 * Caller should use TIOCGICOUNT to see which one it was
-		 */
-		case TIOCMIWAIT:
-			printk(KERN_INFO "rs_ioctl: TIOCMIWAIT: called\n");
-			return 0;
-		case TIOCSERGWILD:
-		case TIOCSERSWILD:
-			/* "setserial -W" is called in Debian boot */
-			printk (KERN_INFO "TIOCSER?WILD ioctl obsolete, ignored.\n");
-			return 0;
-
-		default:
-			return -ENOIOCTLCMD;
-		}
-	return 0;
+	case TIOCGSERIAL:
+	case TIOCSSERIAL:
+	case TIOCSERGSTRUCT:
+	case TIOCMIWAIT:
+		return 0;
+	case TIOCSERCONFIG:
+	case TIOCSERGETLSR: /* Get line status register */
+		return -EINVAL;
+	case TIOCSERGWILD:
+	case TIOCSERSWILD:
+		/* "setserial -W" is called in Debian boot */
+		printk (KERN_INFO "TIOCSER?WILD ioctl obsolete, ignored.\n");
+		return 0;
+	}
+	return -ENOIOCTLCMD;
 }
 
 #define RELEVANT_IFLAG(iflag) (iflag & (IGNBRK|BRKINT|IGNPAR|PARMRK|INPCK))
 
-static void rs_set_termios(struct tty_struct *tty, struct ktermios *old_termios)
-{
-	/* Handle turning off CRTSCTS */
-	if ((old_termios->c_cflag & CRTSCTS) &&
-	    !(tty->termios->c_cflag & CRTSCTS)) {
-		tty->hw_stopped = 0;
-		rs_start(tty);
-	}
-}
 /*
  * This routine will shutdown a serial port; interrupts are disabled, and
  * DTR is dropped if the hangup on close termio flag is on.
  */
-static void shutdown(struct async_struct * info)
+static void shutdown(struct tty_port *port)
 {
-	unsigned long	flags;
-	struct serial_state *state;
-	int		retval;
-
-	if (!(info->flags & ASYNC_INITIALIZED)) return;
-
-	state = info->state;
-
-#ifdef SIMSERIAL_DEBUG
-	printk("Shutting down serial port %d (irq %d)....", info->line,
-	       state->irq);
-#endif
+	struct serial_state *info = container_of(port, struct serial_state,
+			port);
+	unsigned long flags;
 
 	local_irq_save(flags);
-	{
-		/*
-		 * First unlink the serial port from the IRQ chain...
-		 */
-		if (info->next_port)
-			info->next_port->prev_port = info->prev_port;
-		if (info->prev_port)
-			info->prev_port->next_port = info->next_port;
-		else
-			IRQ_ports[state->irq] = info->next_port;
-
-		/*
-		 * Free the IRQ, if necessary
-		 */
-		if (state->irq && (!IRQ_ports[state->irq] ||
-				   !IRQ_ports[state->irq]->next_port)) {
-			if (IRQ_ports[state->irq]) {
-				free_irq(state->irq, NULL);
-				retval = request_irq(state->irq, rs_interrupt_single,
-						     IRQ_T(info), "serial", NULL);
-
-				if (retval)
-					printk(KERN_ERR "serial shutdown: request_irq: error %d"
-					       "  Couldn't reacquire IRQ.\n", retval);
-			} else
-				free_irq(state->irq, NULL);
-		}
+	if (info->irq)
+		free_irq(info->irq, info);
 
-		if (info->xmit.buf) {
-			free_page((unsigned long) info->xmit.buf);
-			info->xmit.buf = NULL;
-		}
-
-		if (info->tty) set_bit(TTY_IO_ERROR, &info->tty->flags);
-
-		info->flags &= ~ASYNC_INITIALIZED;
+	if (info->xmit.buf) {
+		free_page((unsigned long) info->xmit.buf);
+		info->xmit.buf = NULL;
 	}
 	local_irq_restore(flags);
 }
 
-/*
- * ------------------------------------------------------------
- * rs_close()
- *
- * This routine is called when the serial port gets closed.  First, we
- * wait for the last remaining data to be sent.  Then, we unlink its
- * async structure from the interrupt chain if necessary, and we free
- * that IRQ if nothing is left in the chain.
- * ------------------------------------------------------------
- */
 static void rs_close(struct tty_struct *tty, struct file * filp)
 {
-	struct async_struct * info = (struct async_struct *)tty->driver_data;
-	struct serial_state *state;
-	unsigned long flags;
+	struct serial_state *info = tty->driver_data;
 
-	if (!info ) return;
-
-	state = info->state;
-
-	local_irq_save(flags);
-	if (tty_hung_up_p(filp)) {
-#ifdef SIMSERIAL_DEBUG
-		printk("rs_close: hung_up\n");
-#endif
-		local_irq_restore(flags);
-		return;
-	}
-#ifdef SIMSERIAL_DEBUG
-	printk("rs_close ttys%d, count = %d\n", info->line, state->count);
-#endif
-	if ((tty->count == 1) && (state->count != 1)) {
-		/*
-		 * Uh, oh.  tty->count is 1, which means that the tty
-		 * structure will be freed.  state->count should always
-		 * be one in these conditions.  If it's greater than
-		 * one, we've got real problems, since it means the
-		 * serial port won't be shutdown.
-		 */
-		printk(KERN_ERR "rs_close: bad serial port count; tty->count is 1, "
-		       "state->count is %d\n", state->count);
-		state->count = 1;
-	}
-	if (--state->count < 0) {
-		printk(KERN_ERR "rs_close: bad serial port count for ttys%d: %d\n",
-		       info->line, state->count);
-		state->count = 0;
-	}
-	if (state->count) {
-		local_irq_restore(flags);
-		return;
-	}
-	info->flags |= ASYNC_CLOSING;
-	local_irq_restore(flags);
-
-	/*
-	 * Now we wait for the transmit buffer to clear; and we notify
-	 * the line discipline to only process XON/XOFF characters.
-	 */
-	shutdown(info);
-	rs_flush_buffer(tty);
-	tty_ldisc_flush(tty);
-	info->event = 0;
-	info->tty = NULL;
-	if (info->blocked_open) {
-		if (info->close_delay)
-			schedule_timeout_interruptible(info->close_delay);
-		wake_up_interruptible(&info->open_wait);
-	}
-	info->flags &= ~(ASYNC_NORMAL_ACTIVE|ASYNC_CLOSING);
-	wake_up_interruptible(&info->close_wait);
+	tty_port_close(&info->port, tty, filp);
 }
 
-/*
- * rs_wait_until_sent() --- wait until the transmitter is empty
- */
-static void rs_wait_until_sent(struct tty_struct *tty, int timeout)
-{
-}
-
-
-/*
- * rs_hangup() --- called by tty_hangup() when a hangup is signaled.
- */
 static void rs_hangup(struct tty_struct *tty)
 {
-	struct async_struct * info = (struct async_struct *)tty->driver_data;
-	struct serial_state *state = info->state;
-
-#ifdef SIMSERIAL_DEBUG
-	printk("rs_hangup: called\n");
-#endif
-
-	state = info->state;
+	struct serial_state *info = tty->driver_data;
 
 	rs_flush_buffer(tty);
-	if (info->flags & ASYNC_CLOSING)
-		return;
-	shutdown(info);
-
-	info->event = 0;
-	state->count = 0;
-	info->flags &= ~ASYNC_NORMAL_ACTIVE;
-	info->tty = NULL;
-	wake_up_interruptible(&info->open_wait);
-}
-
-
-static int get_async_struct(int line, struct async_struct **ret_info)
-{
-	struct async_struct *info;
-	struct serial_state *sstate;
-
-	sstate = rs_table + line;
-	sstate->count++;
-	if (sstate->info) {
-		*ret_info = sstate->info;
-		return 0;
-	}
-	info = kzalloc(sizeof(struct async_struct), GFP_KERNEL);
-	if (!info) {
-		sstate->count--;
-		return -ENOMEM;
-	}
-	init_waitqueue_head(&info->open_wait);
-	init_waitqueue_head(&info->close_wait);
-	init_waitqueue_head(&info->delta_msr_wait);
-	info->magic = SERIAL_MAGIC;
-	info->port = sstate->port;
-	info->flags = sstate->flags;
-	info->xmit_fifo_size = sstate->xmit_fifo_size;
-	info->line = line;
-	INIT_WORK(&info->work, do_softint);
-	info->state = sstate;
-	if (sstate->info) {
-		kfree(info);
-		*ret_info = sstate->info;
-		return 0;
-	}
-	*ret_info = sstate->info = info;
-	return 0;
+	tty_port_hangup(&info->port);
 }
 
-static int
-startup(struct async_struct *info)
+static int activate(struct tty_port *port, struct tty_struct *tty)
 {
-	unsigned long flags;
-	int	retval=0;
-	irq_handler_t handler;
-	struct serial_state *state= info->state;
-	unsigned long page;
+	struct serial_state *state = container_of(port, struct serial_state,
+			port);
+	unsigned long flags, page;
+	int retval = 0;
 
 	page = get_zeroed_page(GFP_KERNEL);
 	if (!page)
@@ -673,86 +373,31 @@ startup(struct async_struct *info)
 
 	local_irq_save(flags);
 
-	if (info->flags & ASYNC_INITIALIZED) {
-		free_page(page);
-		goto errout;
-	}
-
-	if (!state->port || !state->type) {
-		if (info->tty) set_bit(TTY_IO_ERROR, &info->tty->flags);
-		free_page(page);
-		goto errout;
-	}
-	if (info->xmit.buf)
+	if (state->xmit.buf)
 		free_page(page);
 	else
-		info->xmit.buf = (unsigned char *) page;
+		state->xmit.buf = (unsigned char *) page;
 
-#ifdef SIMSERIAL_DEBUG
-	printk("startup: ttys%d (irq %d)...", info->line, state->irq);
-#endif
-
-	/*
-	 * Allocate the IRQ if necessary
-	 */
-	if (state->irq && (!IRQ_ports[state->irq] ||
-			  !IRQ_ports[state->irq]->next_port)) {
-		if (IRQ_ports[state->irq]) {
-			retval = -EBUSY;
-			goto errout;
-		} else
-			handler = rs_interrupt_single;
-
-		retval = request_irq(state->irq, handler, IRQ_T(info), "simserial", NULL);
-		if (retval) {
-			if (capable(CAP_SYS_ADMIN)) {
-				if (info->tty)
-					set_bit(TTY_IO_ERROR,
-						&info->tty->flags);
-				retval = 0;
-			}
+	if (state->irq) {
+		retval = request_irq(state->irq, rs_interrupt_single, 0,
+				"simserial", state);
+		if (retval)
 			goto errout;
-		}
 	}
 
-	/*
-	 * Insert serial port into IRQ chain.
-	 */
-	info->prev_port = NULL;
-	info->next_port = IRQ_ports[state->irq];
-	if (info->next_port)
-		info->next_port->prev_port = info;
-	IRQ_ports[state->irq] = info;
-
-	if (info->tty) clear_bit(TTY_IO_ERROR, &info->tty->flags);
-
-	info->xmit.head = info->xmit.tail = 0;
-
-#if 0
-	/*
-	 * Set up serial timers...
-	 */
-	timer_table[RS_TIMER].expires = jiffies + 2*HZ/100;
-	timer_active |= 1 << RS_TIMER;
-#endif
+	state->xmit.head = state->xmit.tail = 0;
 
 	/*
 	 * Set up the tty->alt_speed kludge
 	 */
-	if (info->tty) {
-		if ((info->flags & ASYNC_SPD_MASK) == ASYNC_SPD_HI)
-			info->tty->alt_speed = 57600;
-		if ((info->flags & ASYNC_SPD_MASK) == ASYNC_SPD_VHI)
-			info->tty->alt_speed = 115200;
-		if ((info->flags & ASYNC_SPD_MASK) == ASYNC_SPD_SHI)
-			info->tty->alt_speed = 230400;
-		if ((info->flags & ASYNC_SPD_MASK) == ASYNC_SPD_WARP)
-			info->tty->alt_speed = 460800;
-	}
-
-	info->flags |= ASYNC_INITIALIZED;
-	local_irq_restore(flags);
-	return 0;
+	if ((port->flags & ASYNC_SPD_MASK) == ASYNC_SPD_HI)
+		tty->alt_speed = 57600;
+	if ((port->flags & ASYNC_SPD_MASK) == ASYNC_SPD_VHI)
+		tty->alt_speed = 115200;
+	if ((port->flags & ASYNC_SPD_MASK) == ASYNC_SPD_SHI)
+		tty->alt_speed = 230400;
+	if ((port->flags & ASYNC_SPD_MASK) == ASYNC_SPD_WARP)
+		tty->alt_speed = 460800;
 
 errout:
 	local_irq_restore(flags);
@@ -768,56 +413,11 @@ errout:
  */
 static int rs_open(struct tty_struct *tty, struct file * filp)
 {
-	struct async_struct	*info;
-	int			retval, line;
-	unsigned long		page;
+	struct serial_state *info = rs_table + tty->index;
+	struct tty_port *port = &info->port;
 
-	line = tty->index;
-	if ((line < 0) || (line >= NR_PORTS))
-		return -ENODEV;
-	retval = get_async_struct(line, &info);
-	if (retval)
-		return retval;
 	tty->driver_data = info;
-	info->tty = tty;
-
-#ifdef SIMSERIAL_DEBUG
-	printk("rs_open %s, count = %d\n", tty->name, info->state->count);
-#endif
-	info->tty->low_latency = (info->flags & ASYNC_LOW_LATENCY) ? 1 : 0;
-
-	if (!tmp_buf) {
-		page = get_zeroed_page(GFP_KERNEL);
-		if (!page)
-			return -ENOMEM;
-		if (tmp_buf)
-			free_page(page);
-		else
-			tmp_buf = (unsigned char *) page;
-	}
-
-	/*
-	 * If the port is the middle of closing, bail out now
-	 */
-	if (tty_hung_up_p(filp) ||
-	    (info->flags & ASYNC_CLOSING)) {
-		if (info->flags & ASYNC_CLOSING)
-			interruptible_sleep_on(&info->close_wait);
-#ifdef SERIAL_DO_RESTART
-		return ((info->flags & ASYNC_HUP_NOTIFY) ?
-			-EAGAIN : -ERESTARTSYS);
-#else
-		return -EAGAIN;
-#endif
-	}
-
-	/*
-	 * Start up serial port
-	 */
-	retval = startup(info);
-	if (retval) {
-		return retval;
-	}
+	port->low_latency = (port->flags & ASYNC_LOW_LATENCY) ? 1 : 0;
 
 	/*
 	 * figure out which console to use (should be one already)
@@ -828,30 +428,21 @@ static int rs_open(struct tty_struct *tty, struct file * filp)
 		console = console->next;
 	}
 
-#ifdef SIMSERIAL_DEBUG
-	printk("rs_open ttys%d successful\n", info->line);
-#endif
-	return 0;
+	return tty_port_open(port, tty, filp);
 }
 
 /*
  * /proc fs routines....
  */
 
-static inline void line_info(struct seq_file *m, struct serial_state *state)
-{
-	seq_printf(m, "%d: uart:%s port:%lX irq:%d\n",
-		       state->line, uart_config[state->type].name,
-		       state->port, state->irq);
-}
-
 static int rs_proc_show(struct seq_file *m, void *v)
 {
 	int i;
 
-	seq_printf(m, "simserinfo:1.0 driver:%s\n", serial_version);
+	seq_printf(m, "simserinfo:1.0\n");
 	for (i = 0; i < NR_PORTS; i++)
-		line_info(m, &rs_table[i]);
+		seq_printf(m, "%d: uart:16550 port:3F8 irq:%d\n",
+		       i, rs_table[i].irq);
 	return 0;
 }
 
@@ -868,25 +459,6 @@ static const struct file_operations rs_proc_fops = {
 	.release	= single_release,
 };
 
-/*
- * ---------------------------------------------------------------------
- * rs_init() and friends
- *
- * rs_init() is called at boot-time to initialize the serial driver.
- * ---------------------------------------------------------------------
- */
-
-/*
- * This routine prints out the appropriate serial driver version
- * number, and identifies which options were configured into this
- * driver.
- */
-static inline void show_serial_version(void)
-{
-	printk(KERN_INFO "%s version %s with", serial_name, serial_version);
-	printk(KERN_INFO " no serial options enabled\n");
-}
-
 static const struct tty_operations hp_ops = {
 	.open = rs_open,
 	.close = rs_close,
@@ -900,35 +472,31 @@ static const struct tty_operations hp_ops = {
 	.throttle = rs_throttle,
 	.unthrottle = rs_unthrottle,
 	.send_xchar = rs_send_xchar,
-	.set_termios = rs_set_termios,
-	.stop = rs_stop,
-	.start = rs_start,
 	.hangup = rs_hangup,
-	.wait_until_sent = rs_wait_until_sent,
 	.proc_fops = &rs_proc_fops,
 };
 
-/*
- * The serial driver boot-time initialization code!
- */
-static int __init
-simrs_init (void)
+static const struct tty_port_operations hp_port_ops = {
+	.activate = activate,
+	.shutdown = shutdown,
+};
+
+static int __init simrs_init(void)
 {
-	int			i, rc;
-	struct serial_state	*state;
+	struct serial_state *state;
+	int retval;
 
 	if (!ia64_platform_is("hpsim"))
 		return -ENODEV;
 
-	hp_simserial_driver = alloc_tty_driver(1);
+	hp_simserial_driver = alloc_tty_driver(NR_PORTS);
 	if (!hp_simserial_driver)
 		return -ENOMEM;
 
-	show_serial_version();
+	printk(KERN_INFO "SimSerial driver with no serial options enabled\n");
 
 	/* Initialize the tty_driver structure */
 
-	hp_simserial_driver->owner = THIS_MODULE;
 	hp_simserial_driver->driver_name = "simserial";
 	hp_simserial_driver->name = "ttyS";
 	hp_simserial_driver->major = TTY_MAJOR;
@@ -941,31 +509,35 @@ simrs_init (void)
 	hp_simserial_driver->flags = TTY_DRIVER_REAL_RAW;
 	tty_set_operations(hp_simserial_driver, &hp_ops);
 
-	/*
-	 * Let's have a little bit of fun !
-	 */
-	for (i = 0, state = rs_table; i < NR_PORTS; i++,state++) {
+	state = rs_table;
+	tty_port_init(&state->port);
+	state->port.ops = &hp_port_ops;
+	state->port.close_delay = 0; /* XXX really 0? */
 
-		if (state->type == PORT_UNKNOWN) continue;
+	retval = hpsim_get_irq(KEYBOARD_INTR);
+	if (retval < 0) {
+		printk(KERN_ERR "%s: out of interrupt vectors!\n",
+				__func__);
+		goto err_free_tty;
+	}
 
-		if (!state->irq) {
-			if ((rc = assign_irq_vector(AUTO_ASSIGN)) < 0)
-				panic("%s: out of interrupt vectors!\n",
-				      __func__);
-			state->irq = rc;
-			ia64_ssc_connect_irq(KEYBOARD_INTR, state->irq);
-		}
+	state->irq = retval;
 
-		printk(KERN_INFO "ttyS%d at 0x%04lx (irq = %d) is a %s\n",
-		       state->line,
-		       state->port, state->irq,
-		       uart_config[state->type].name);
-	}
+	/* the port is imaginary */
+	printk(KERN_INFO "ttyS0 at 0x03f8 (irq = %d) is a 16550\n", state->irq);
 
-	if (tty_register_driver(hp_simserial_driver))
-		panic("Couldn't register simserial driver\n");
+	tty_port_link_device(&state->port, hp_simserial_driver, 0);
+	retval = tty_register_driver(hp_simserial_driver);
+	if (retval) {
+		printk(KERN_ERR "Couldn't register simserial driver\n");
+		goto err_free_tty;
+	}
 
 	return 0;
+err_free_tty:
+	put_tty_driver(hp_simserial_driver);
+	tty_port_destroy(&state->port);
+	return retval;
 }
 
 #ifndef MODULE
diff --git a/arch/ia64/include/asm/Kbuild b/arch/ia64/include/asm/Kbuild
index 241d1c53ba6..0da4aa2602a 100644
--- a/arch/ia64/include/asm/Kbuild
+++ b/arch/ia64/include/asm/Kbuild
@@ -1,14 +1,9 @@
-include include/asm-generic/Kbuild.asm
 
-header-y += break.h
-header-y += fpu.h
-header-y += gcc_intrin.h
-header-y += ia64regs.h
-header-y += intel_intrin.h
-header-y += intrinsics.h
-header-y += perfmon.h
-header-y += perfmon_default_smpl.h
-header-y += ptrace_offsets.h
-header-y += rse.h
-header-y += ucontext.h
-header-y += ustack.h
+generic-y += clkdev.h
+generic-y += exec.h
+generic-y += hash.h
+generic-y += kvm_para.h
+generic-y += mcs_spinlock.h
+generic-y += preempt.h
+generic-y += trace_clock.h
+generic-y += vtime.h
diff --git a/arch/ia64/include/asm/acenv.h b/arch/ia64/include/asm/acenv.h
new file mode 100644
index 00000000000..3f9eaeec987
--- /dev/null
+++ b/arch/ia64/include/asm/acenv.h
@@ -0,0 +1,56 @@
+/*
+ * IA64 specific ACPICA environments and implementation
+ *
+ * Copyright (C) 2014, Intel Corporation
+ *   Author: Lv Zheng <lv.zheng@intel.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef _ASM_IA64_ACENV_H
+#define _ASM_IA64_ACENV_H
+
+#include <asm/intrinsics.h>
+
+#define COMPILER_DEPENDENT_INT64	long
+#define COMPILER_DEPENDENT_UINT64	unsigned long
+
+/* Asm macros */
+
+#ifdef CONFIG_ACPI
+
+static inline int
+ia64_acpi_acquire_global_lock(unsigned int *lock)
+{
+	unsigned int old, new, val;
+	do {
+		old = *lock;
+		new = (((old & ~0x3) + 2) + ((old >> 1) & 0x1));
+		val = ia64_cmpxchg4_acq(lock, new, old);
+	} while (unlikely (val != old));
+	return (new < 3) ? -1 : 0;
+}
+
+static inline int
+ia64_acpi_release_global_lock(unsigned int *lock)
+{
+	unsigned int old, new, val;
+	do {
+		old = *lock;
+		new = old & ~0x3;
+		val = ia64_cmpxchg4_acq(lock, new, old);
+	} while (unlikely (val != old));
+	return old & 0x1;
+}
+
+#define ACPI_ACQUIRE_GLOBAL_LOCK(facs, Acq)				\
+	((Acq) = ia64_acpi_acquire_global_lock(&facs->global_lock))
+
+#define ACPI_RELEASE_GLOBAL_LOCK(facs, Acq)				\
+	((Acq) = ia64_acpi_release_global_lock(&facs->global_lock))
+
+#endif
+
+#endif /* _ASM_IA64_ACENV_H */
diff --git a/arch/ia64/include/asm/acpi.h b/arch/ia64/include/asm/acpi.h
index a06dfb13d51..75dc59a793d 100644
--- a/arch/ia64/include/asm/acpi.h
+++ b/arch/ia64/include/asm/acpi.h
@@ -32,64 +32,10 @@
 
 #include <linux/init.h>
 #include <linux/numa.h>
-#include <asm/system.h>
 #include <asm/numa.h>
 
-#define COMPILER_DEPENDENT_INT64	long
-#define COMPILER_DEPENDENT_UINT64	unsigned long
-
-/*
- * Calling conventions:
- *
- * ACPI_SYSTEM_XFACE        - Interfaces to host OS (handlers, threads)
- * ACPI_EXTERNAL_XFACE      - External ACPI interfaces
- * ACPI_INTERNAL_XFACE      - Internal ACPI interfaces
- * ACPI_INTERNAL_VAR_XFACE  - Internal variable-parameter list interfaces
- */
-#define ACPI_SYSTEM_XFACE
-#define ACPI_EXTERNAL_XFACE
-#define ACPI_INTERNAL_XFACE
-#define ACPI_INTERNAL_VAR_XFACE
-
-/* Asm macros */
-
-#define ACPI_ASM_MACROS
-#define BREAKPOINT3
-#define ACPI_DISABLE_IRQS() local_irq_disable()
-#define ACPI_ENABLE_IRQS()  local_irq_enable()
-#define ACPI_FLUSH_CPU_CACHE()
-
-static inline int
-ia64_acpi_acquire_global_lock (unsigned int *lock)
-{
-	unsigned int old, new, val;
-	do {
-		old = *lock;
-		new = (((old & ~0x3) + 2) + ((old >> 1) & 0x1));
-		val = ia64_cmpxchg4_acq(lock, new, old);
-	} while (unlikely (val != old));
-	return (new < 3) ? -1 : 0;
-}
-
-static inline int
-ia64_acpi_release_global_lock (unsigned int *lock)
-{
-	unsigned int old, new, val;
-	do {
-		old = *lock;
-		new = old & ~0x3;
-		val = ia64_cmpxchg4_acq(lock, new, old);
-	} while (unlikely (val != old));
-	return old & 0x1;
-}
-
-#define ACPI_ACQUIRE_GLOBAL_LOCK(facs, Acq)				\
-	((Acq) = ia64_acpi_acquire_global_lock(&facs->global_lock))
-
-#define ACPI_RELEASE_GLOBAL_LOCK(facs, Acq)				\
-	((Acq) = ia64_acpi_release_global_lock(&facs->global_lock))
-
 #ifdef	CONFIG_ACPI
+extern int acpi_lapic;
 #define acpi_disabled 0	/* ACPI always enabled on IA64 */
 #define acpi_noirq 0	/* ACPI always enabled on IA64 */
 #define acpi_pci_disabled 0 /* ACPI PCI always enabled on IA64 */
@@ -97,7 +43,6 @@ ia64_acpi_release_global_lock (unsigned int *lock)
 #endif
 #define acpi_processor_cstate_check(x) (x) /* no idle limits on IA64 :) */
 static inline void disable_acpi(void) { }
-static inline void pci_acpi_crs_quirks(void) { }
 
 #ifdef CONFIG_IA64_GENERIC
 const char *acpi_get_sysname (void);
@@ -116,8 +61,6 @@ static inline const char *acpi_get_sysname (void)
 	return "uv";
 # elif defined (CONFIG_IA64_DIG)
 	return "dig";
-# elif defined (CONFIG_IA64_XEN_GUEST)
-	return "xen";
 # elif defined(CONFIG_IA64_DIG_VTD)
 	return "dig_vtd";
 # else
@@ -154,7 +97,7 @@ extern int additional_cpus;
 #else
 #define MAX_PXM_DOMAINS (256)
 #endif
-extern int __devinitdata pxm_to_nid_map[MAX_PXM_DOMAINS];
+extern int pxm_to_nid_map[MAX_PXM_DOMAINS];
 extern int __initdata nid_to_pxm_map[MAX_NUMNODES];
 #endif
 
diff --git a/arch/ia64/include/asm/atomic.h b/arch/ia64/include/asm/atomic.h
index 3fad89ee01c..0f8bf48dadf 100644
--- a/arch/ia64/include/asm/atomic.h
+++ b/arch/ia64/include/asm/atomic.h
@@ -15,11 +15,11 @@
 #include <linux/types.h>
 
 #include <asm/intrinsics.h>
-#include <asm/system.h>
+#include <asm/barrier.h>
 
 
-#define ATOMIC_INIT(i)		((atomic_t) { (i) })
-#define ATOMIC64_INIT(i)	((atomic64_t) { (i) })
+#define ATOMIC_INIT(i)		{ (i) }
+#define ATOMIC64_INIT(i)	{ (i) }
 
 #define atomic_read(v)		(*(volatile int *)&(v)->counter)
 #define atomic64_read(v)	(*(volatile long *)&(v)->counter)
@@ -209,10 +209,4 @@ atomic64_add_negative (__s64 i, atomic64_t *v)
 #define atomic64_inc(v)			atomic64_add(1, (v))
 #define atomic64_dec(v)			atomic64_sub(1, (v))
 
-/* Atomic operations are already serializing */
-#define smp_mb__before_atomic_dec()	barrier()
-#define smp_mb__after_atomic_dec()	barrier()
-#define smp_mb__before_atomic_inc()	barrier()
-#define smp_mb__after_atomic_inc()	barrier()
-
 #endif /* _ASM_IA64_ATOMIC_H */
diff --git a/arch/ia64/include/asm/barrier.h b/arch/ia64/include/asm/barrier.h
new file mode 100644
index 00000000000..a48957c7b44
--- /dev/null
+++ b/arch/ia64/include/asm/barrier.h
@@ -0,0 +1,94 @@
+/*
+ * Memory barrier definitions.  This is based on information published
+ * in the Processor Abstraction Layer and the System Abstraction Layer
+ * manual.
+ *
+ * Copyright (C) 1998-2003 Hewlett-Packard Co
+ *	David Mosberger-Tang <davidm@hpl.hp.com>
+ * Copyright (C) 1999 Asit Mallick <asit.k.mallick@intel.com>
+ * Copyright (C) 1999 Don Dugger <don.dugger@intel.com>
+ */
+#ifndef _ASM_IA64_BARRIER_H
+#define _ASM_IA64_BARRIER_H
+
+#include <linux/compiler.h>
+
+/*
+ * Macros to force memory ordering.  In these descriptions, "previous"
+ * and "subsequent" refer to program order; "visible" means that all
+ * architecturally visible effects of a memory access have occurred
+ * (at a minimum, this means the memory has been read or written).
+ *
+ *   wmb():	Guarantees that all preceding stores to memory-
+ *		like regions are visible before any subsequent
+ *		stores and that all following stores will be
+ *		visible only after all previous stores.
+ *   rmb():	Like wmb(), but for reads.
+ *   mb():	wmb()/rmb() combo, i.e., all previous memory
+ *		accesses are visible before all subsequent
+ *		accesses and vice versa.  This is also known as
+ *		a "fence."
+ *
+ * Note: "mb()" and its variants cannot be used as a fence to order
+ * accesses to memory mapped I/O registers.  For that, mf.a needs to
+ * be used.  However, we don't want to always use mf.a because (a)
+ * it's (presumably) much slower than mf and (b) mf.a is supported for
+ * sequential memory pages only.
+ */
+#define mb()	ia64_mf()
+#define rmb()	mb()
+#define wmb()	mb()
+#define read_barrier_depends()	do { } while(0)
+
+#ifdef CONFIG_SMP
+# define smp_mb()	mb()
+# define smp_rmb()	rmb()
+# define smp_wmb()	wmb()
+# define smp_read_barrier_depends()	read_barrier_depends()
+
+#else
+
+# define smp_mb()	barrier()
+# define smp_rmb()	barrier()
+# define smp_wmb()	barrier()
+# define smp_read_barrier_depends()	do { } while(0)
+
+#endif
+
+#define smp_mb__before_atomic()	barrier()
+#define smp_mb__after_atomic()	barrier()
+
+/*
+ * IA64 GCC turns volatile stores into st.rel and volatile loads into ld.acq no
+ * need for asm trickery!
+ */
+
+#define smp_store_release(p, v)						\
+do {									\
+	compiletime_assert_atomic_type(*p);				\
+	barrier();							\
+	ACCESS_ONCE(*p) = (v);						\
+} while (0)
+
+#define smp_load_acquire(p)						\
+({									\
+	typeof(*p) ___p1 = ACCESS_ONCE(*p);				\
+	compiletime_assert_atomic_type(*p);				\
+	barrier();							\
+	___p1;								\
+})
+
+/*
+ * XXX check on this ---I suspect what Linus really wants here is
+ * acquire vs release semantics but we can't discuss this stuff with
+ * Linus just yet.  Grrr...
+ */
+#define set_mb(var, value)	do { (var) = (value); mb(); } while (0)
+
+/*
+ * The group barrier in front of the rsm & ssm are necessary to ensure
+ * that none of the previous instructions in the same group are
+ * affected by the rsm/ssm.
+ */
+
+#endif /* _ASM_IA64_BARRIER_H */
diff --git a/arch/ia64/include/asm/bitops.h b/arch/ia64/include/asm/bitops.h
index 8e20bff39f7..71e8145243e 100644
--- a/arch/ia64/include/asm/bitops.h
+++ b/arch/ia64/include/asm/bitops.h
@@ -16,6 +16,7 @@
 #include <linux/compiler.h>
 #include <linux/types.h>
 #include <asm/intrinsics.h>
+#include <asm/barrier.h>
 
 /**
  * set_bit - Atomically set a bit in memory
@@ -65,12 +66,6 @@ __set_bit (int nr, volatile void *addr)
 	*((__u32 *) addr + (nr >> 5)) |= (1 << (nr & 31));
 }
 
-/*
- * clear_bit() has "acquire" semantics.
- */
-#define smp_mb__before_clear_bit()	smp_mb()
-#define smp_mb__after_clear_bit()	do { /* skip */; } while (0)
-
 /**
  * clear_bit - Clears a bit in memory
  * @nr: Bit to clear
@@ -78,7 +73,7 @@ __set_bit (int nr, volatile void *addr)
  *
  * clear_bit() is atomic and may not be reordered.  However, it does
  * not contain a memory barrier, so if it is used for locking purposes,
- * you should call smp_mb__before_clear_bit() and/or smp_mb__after_clear_bit()
+ * you should call smp_mb__before_atomic() and/or smp_mb__after_atomic()
  * in order to ensure changes are visible on other processors.
  */
 static __inline__ void
@@ -425,13 +420,7 @@ __fls (unsigned long x)
 
 #include <asm-generic/bitops/fls64.h>
 
-/*
- * ffs: find first bit set. This is defined the same way as the libc and
- * compiler builtin ffs routines, therefore differs in spirit from the above
- * ffz (man ffs): it operates on "int" values only and the result value is the
- * bit number + 1.  ffs(0) is defined to return zero.
- */
-#define ffs(x)	__builtin_ffs(x)
+#include <asm-generic/bitops/builtin-ffs.h>
 
 /*
  * hweightN: returns the hamming weight (i.e. the number
diff --git a/arch/ia64/include/asm/cputime.h b/arch/ia64/include/asm/cputime.h
index 6073b187528..e2d3f5baf26 100644
--- a/arch/ia64/include/asm/cputime.h
+++ b/arch/ia64/include/asm/cputime.h
@@ -11,100 +11,19 @@
  * as published by the Free Software Foundation; either version
  * 2 of the License, or (at your option) any later version.
  *
- * If we have CONFIG_VIRT_CPU_ACCOUNTING, we measure cpu time in nsec.
+ * If we have CONFIG_VIRT_CPU_ACCOUNTING_NATIVE, we measure cpu time in nsec.
  * Otherwise we measure cpu time in jiffies using the generic definitions.
  */
 
 #ifndef __IA64_CPUTIME_H
 #define __IA64_CPUTIME_H
 
-#ifndef CONFIG_VIRT_CPU_ACCOUNTING
-#include <asm-generic/cputime.h>
+#ifndef CONFIG_VIRT_CPU_ACCOUNTING_NATIVE
+# include <asm-generic/cputime.h>
 #else
+# include <asm/processor.h>
+# include <asm-generic/cputime_nsecs.h>
+extern void arch_vtime_task_switch(struct task_struct *tsk);
+#endif /* CONFIG_VIRT_CPU_ACCOUNTING_NATIVE */
 
-#include <linux/time.h>
-#include <linux/jiffies.h>
-#include <asm/processor.h>
-
-typedef u64 cputime_t;
-typedef u64 cputime64_t;
-
-#define cputime_zero			((cputime_t)0)
-#define cputime_one_jiffy		jiffies_to_cputime(1)
-#define cputime_max			((~((cputime_t)0) >> 1) - 1)
-#define cputime_add(__a, __b)		((__a) +  (__b))
-#define cputime_sub(__a, __b)		((__a) -  (__b))
-#define cputime_div(__a, __n)		((__a) /  (__n))
-#define cputime_halve(__a)		((__a) >> 1)
-#define cputime_eq(__a, __b)		((__a) == (__b))
-#define cputime_gt(__a, __b)		((__a) >  (__b))
-#define cputime_ge(__a, __b)		((__a) >= (__b))
-#define cputime_lt(__a, __b)		((__a) <  (__b))
-#define cputime_le(__a, __b)		((__a) <= (__b))
-
-#define cputime64_zero			((cputime64_t)0)
-#define cputime64_add(__a, __b)		((__a) + (__b))
-#define cputime64_sub(__a, __b)		((__a) - (__b))
-#define cputime_to_cputime64(__ct)	(__ct)
-
-/*
- * Convert cputime <-> jiffies (HZ)
- */
-#define cputime_to_jiffies(__ct)	((__ct) / (NSEC_PER_SEC / HZ))
-#define jiffies_to_cputime(__jif)	((__jif) * (NSEC_PER_SEC / HZ))
-#define cputime64_to_jiffies64(__ct)	((__ct) / (NSEC_PER_SEC / HZ))
-#define jiffies64_to_cputime64(__jif)	((__jif) * (NSEC_PER_SEC / HZ))
-
-/*
- * Convert cputime <-> microseconds
- */
-#define cputime_to_usecs(__ct)		((__ct) / NSEC_PER_USEC)
-#define usecs_to_cputime(__usecs)	((__usecs) * NSEC_PER_USEC)
-
-/*
- * Convert cputime <-> seconds
- */
-#define cputime_to_secs(__ct)		((__ct) / NSEC_PER_SEC)
-#define secs_to_cputime(__secs)		((__secs) * NSEC_PER_SEC)
-
-/*
- * Convert cputime <-> timespec (nsec)
- */
-static inline cputime_t timespec_to_cputime(const struct timespec *val)
-{
-	cputime_t ret = val->tv_sec * NSEC_PER_SEC;
-	return (ret + val->tv_nsec);
-}
-static inline void cputime_to_timespec(const cputime_t ct, struct timespec *val)
-{
-	val->tv_sec  = ct / NSEC_PER_SEC;
-	val->tv_nsec = ct % NSEC_PER_SEC;
-}
-
-/*
- * Convert cputime <-> timeval (msec)
- */
-static inline cputime_t timeval_to_cputime(struct timeval *val)
-{
-	cputime_t ret = val->tv_sec * NSEC_PER_SEC;
-	return (ret + val->tv_usec * NSEC_PER_USEC);
-}
-static inline void cputime_to_timeval(const cputime_t ct, struct timeval *val)
-{
-	val->tv_sec = ct / NSEC_PER_SEC;
-	val->tv_usec = (ct % NSEC_PER_SEC) / NSEC_PER_USEC;
-}
-
-/*
- * Convert cputime <-> clock (USER_HZ)
- */
-#define cputime_to_clock_t(__ct)	((__ct) / (NSEC_PER_SEC / USER_HZ))
-#define clock_t_to_cputime(__x)		((__x) * (NSEC_PER_SEC / USER_HZ))
-
-/*
- * Convert cputime64 to clock.
- */
-#define cputime64_to_clock_t(__ct)      cputime_to_clock_t((cputime_t)__ct)
-
-#endif /* CONFIG_VIRT_CPU_ACCOUNTING */
 #endif /* __IA64_CPUTIME_H */
diff --git a/arch/ia64/include/asm/device.h b/arch/ia64/include/asm/device.h
index d66d446b127..f69c32ffbe6 100644
--- a/arch/ia64/include/asm/device.h
+++ b/arch/ia64/include/asm/device.h
@@ -7,10 +7,7 @@
 #define _ASM_IA64_DEVICE_H
 
 struct dev_archdata {
-#ifdef CONFIG_ACPI
-	void	*acpi_handle;
-#endif
-#ifdef CONFIG_DMAR
+#ifdef CONFIG_INTEL_IOMMU
 	void *iommu; /* hook for IOMMU specific extension */
 #endif
 };
diff --git a/arch/ia64/include/asm/dma-mapping.h b/arch/ia64/include/asm/dma-mapping.h
index 4336d080b24..cf3ab7e784b 100644
--- a/arch/ia64/include/asm/dma-mapping.h
+++ b/arch/ia64/include/asm/dma-mapping.h
@@ -23,23 +23,29 @@ extern void machvec_dma_sync_single(struct device *, dma_addr_t, size_t,
 extern void machvec_dma_sync_sg(struct device *, struct scatterlist *, int,
 				enum dma_data_direction);
 
-static inline void *dma_alloc_coherent(struct device *dev, size_t size,
-				       dma_addr_t *daddr, gfp_t gfp)
+#define dma_alloc_coherent(d,s,h,f)	dma_alloc_attrs(d,s,h,f,NULL)
+
+static inline void *dma_alloc_attrs(struct device *dev, size_t size,
+				    dma_addr_t *daddr, gfp_t gfp,
+				    struct dma_attrs *attrs)
 {
 	struct dma_map_ops *ops = platform_dma_get_ops(dev);
 	void *caddr;
 
-	caddr = ops->alloc_coherent(dev, size, daddr, gfp);
+	caddr = ops->alloc(dev, size, daddr, gfp, attrs);
 	debug_dma_alloc_coherent(dev, size, *daddr, caddr);
 	return caddr;
 }
 
-static inline void dma_free_coherent(struct device *dev, size_t size,
-				     void *caddr, dma_addr_t daddr)
+#define dma_free_coherent(d,s,c,h) dma_free_attrs(d,s,c,h,NULL)
+
+static inline void dma_free_attrs(struct device *dev, size_t size,
+				  void *caddr, dma_addr_t daddr,
+				  struct dma_attrs *attrs)
 {
 	struct dma_map_ops *ops = platform_dma_get_ops(dev);
 	debug_dma_free_coherent(dev, size, caddr, daddr);
-	ops->free_coherent(dev, size, caddr, daddr);
+	ops->free(dev, size, caddr, daddr, attrs);
 }
 
 #define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f)
@@ -52,6 +58,7 @@ static inline void dma_free_coherent(struct device *dev, size_t size,
 static inline int dma_mapping_error(struct device *dev, dma_addr_t daddr)
 {
 	struct dma_map_ops *ops = platform_dma_get_ops(dev);
+	debug_dma_mapping_error(dev, daddr);
 	return ops->mapping_error(dev, daddr);
 }
 
diff --git a/arch/ia64/include/asm/dmi.h b/arch/ia64/include/asm/dmi.h
index 1ed4c8fedb8..f365a61f5c7 100644
--- a/arch/ia64/include/asm/dmi.h
+++ b/arch/ia64/include/asm/dmi.h
@@ -5,8 +5,10 @@
 #include <asm/io.h>
 
 /* Use normal IO mappings for DMI */
-#define dmi_ioremap ioremap
-#define dmi_iounmap(x,l) iounmap(x)
-#define dmi_alloc(l) kmalloc(l, GFP_ATOMIC)
+#define dmi_early_remap		ioremap
+#define dmi_early_unmap(x, l)	iounmap(x)
+#define dmi_remap		ioremap
+#define dmi_unmap		iounmap
+#define dmi_alloc(l)		kzalloc(l, GFP_ATOMIC)
 
 #endif
diff --git a/arch/ia64/include/asm/elf.h b/arch/ia64/include/asm/elf.h
index b5298eb09ad..5a83c5cc3dc 100644
--- a/arch/ia64/include/asm/elf.h
+++ b/arch/ia64/include/asm/elf.h
@@ -201,9 +201,6 @@ extern void ia64_elf_core_copy_regs (struct pt_regs *src, elf_gregset_t dst);
    relevant until we have real hardware to play with... */
 #define ELF_PLATFORM	NULL
 
-#define SET_PERSONALITY(ex)	\
-	set_personality((current->personality & ~PER_MASK) | PER_LINUX)
-
 #define elf_read_implies_exec(ex, executable_stack)					\
 	((executable_stack!=EXSTACK_DISABLE_X) && ((ex).e_flags & EF_IA_64_LINUX_EXECUTABLE_STACK) != 0)
 
diff --git a/arch/ia64/include/asm/futex.h b/arch/ia64/include/asm/futex.h
index 8428525ddb2..76acbcd5c06 100644
--- a/arch/ia64/include/asm/futex.h
+++ b/arch/ia64/include/asm/futex.h
@@ -4,7 +4,6 @@
 #include <linux/futex.h>
 #include <linux/uaccess.h>
 #include <asm/errno.h>
-#include <asm/system.h>
 
 #define __futex_atomic_op1(insn, ret, oldval, uaddr, oparg) \
 do {									\
@@ -111,11 +110,11 @@ futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr,
 		unsigned long prev;
 		__asm__ __volatile__(
 			"	mf;;					\n"
-			"	mov ar.ccv=%3;;				\n"
-			"[1:]	cmpxchg4.acq %0=[%1],%2,ar.ccv		\n"
+			"	mov ar.ccv=%4;;				\n"
+			"[1:]	cmpxchg4.acq %1=[%2],%3,ar.ccv		\n"
 			"	.xdata4 \"__ex_table\", 1b-., 2f-.	\n"
 			"[2:]"
-			: "=r" (prev)
+			: "+r" (r8), "=&r" (prev)
 			: "r" (uaddr), "r" (newval),
 			  "rO" ((long) (unsigned) oldval)
 			: "memory");
diff --git a/arch/ia64/include/asm/gcc_intrin.h b/arch/ia64/include/asm/gcc_intrin.h
index 21ddee54ada..f9495b1757a 100644
--- a/arch/ia64/include/asm/gcc_intrin.h
+++ b/arch/ia64/include/asm/gcc_intrin.h
@@ -1,621 +1,12 @@
-#ifndef _ASM_IA64_GCC_INTRIN_H
-#define _ASM_IA64_GCC_INTRIN_H
 /*
  *
  * Copyright (C) 2002,2003 Jun Nakajima <jun.nakajima@intel.com>
  * Copyright (C) 2002,2003 Suresh Siddha <suresh.b.siddha@intel.com>
  */
+#ifndef _ASM_IA64_GCC_INTRIN_H
+#define _ASM_IA64_GCC_INTRIN_H
 
-#include <linux/types.h>
-#include <linux/compiler.h>
-
-/* define this macro to get some asm stmts included in 'c' files */
-#define ASM_SUPPORTED
-
-/* Optimization barrier */
-/* The "volatile" is due to gcc bugs */
-#define ia64_barrier()	asm volatile ("":::"memory")
-
-#define ia64_stop()	asm volatile (";;"::)
-
-#define ia64_invala_gr(regnum)	asm volatile ("invala.e r%0" :: "i"(regnum))
-
-#define ia64_invala_fr(regnum)	asm volatile ("invala.e f%0" :: "i"(regnum))
-
-#define ia64_flushrs() asm volatile ("flushrs;;":::"memory")
-
-#define ia64_loadrs() asm volatile ("loadrs;;":::"memory")
-
-extern void ia64_bad_param_for_setreg (void);
-extern void ia64_bad_param_for_getreg (void);
+#include <uapi/asm/gcc_intrin.h>
 
-#ifdef __KERNEL__
 register unsigned long ia64_r13 asm ("r13") __used;
-#endif
-
-#define ia64_native_setreg(regnum, val)						\
-({										\
-	switch (regnum) {							\
-	    case _IA64_REG_PSR_L:						\
-		    asm volatile ("mov psr.l=%0" :: "r"(val) : "memory");	\
-		    break;							\
-	    case _IA64_REG_AR_KR0 ... _IA64_REG_AR_EC:				\
-		    asm volatile ("mov ar%0=%1" ::				\
-		    			  "i" (regnum - _IA64_REG_AR_KR0),	\
-					  "r"(val): "memory");			\
-		    break;							\
-	    case _IA64_REG_CR_DCR ... _IA64_REG_CR_LRR1:			\
-		    asm volatile ("mov cr%0=%1" ::				\
-				          "i" (regnum - _IA64_REG_CR_DCR),	\
-					  "r"(val): "memory" );			\
-		    break;							\
-	    case _IA64_REG_SP:							\
-		    asm volatile ("mov r12=%0" ::				\
-			    		  "r"(val): "memory");			\
-		    break;							\
-	    case _IA64_REG_GP:							\
-		    asm volatile ("mov gp=%0" :: "r"(val) : "memory");		\
-		break;								\
-	    default:								\
-		    ia64_bad_param_for_setreg();				\
-		    break;							\
-	}									\
-})
-
-#define ia64_native_getreg(regnum)						\
-({										\
-	__u64 ia64_intri_res;							\
-										\
-	switch (regnum) {							\
-	case _IA64_REG_GP:							\
-		asm volatile ("mov %0=gp" : "=r"(ia64_intri_res));		\
-		break;								\
-	case _IA64_REG_IP:							\
-		asm volatile ("mov %0=ip" : "=r"(ia64_intri_res));		\
-		break;								\
-	case _IA64_REG_PSR:							\
-		asm volatile ("mov %0=psr" : "=r"(ia64_intri_res));		\
-		break;								\
-	case _IA64_REG_TP:	/* for current() */				\
-		ia64_intri_res = ia64_r13;					\
-		break;								\
-	case _IA64_REG_AR_KR0 ... _IA64_REG_AR_EC:				\
-		asm volatile ("mov %0=ar%1" : "=r" (ia64_intri_res)		\
-				      : "i"(regnum - _IA64_REG_AR_KR0));	\
-		break;								\
-	case _IA64_REG_CR_DCR ... _IA64_REG_CR_LRR1:				\
-		asm volatile ("mov %0=cr%1" : "=r" (ia64_intri_res)		\
-				      : "i" (regnum - _IA64_REG_CR_DCR));	\
-		break;								\
-	case _IA64_REG_SP:							\
-		asm volatile ("mov %0=sp" : "=r" (ia64_intri_res));		\
-		break;								\
-	default:								\
-		ia64_bad_param_for_getreg();					\
-		break;								\
-	}									\
-	ia64_intri_res;								\
-})
-
-#define ia64_hint_pause 0
-
-#define ia64_hint(mode)						\
-({								\
-	switch (mode) {						\
-	case ia64_hint_pause:					\
-		asm volatile ("hint @pause" ::: "memory");	\
-		break;						\
-	}							\
-})
-
-
-/* Integer values for mux1 instruction */
-#define ia64_mux1_brcst 0
-#define ia64_mux1_mix   8
-#define ia64_mux1_shuf  9
-#define ia64_mux1_alt  10
-#define ia64_mux1_rev  11
-
-#define ia64_mux1(x, mode)							\
-({										\
-	__u64 ia64_intri_res;							\
-										\
-	switch (mode) {								\
-	case ia64_mux1_brcst:							\
-		asm ("mux1 %0=%1,@brcst" : "=r" (ia64_intri_res) : "r" (x));	\
-		break;								\
-	case ia64_mux1_mix:							\
-		asm ("mux1 %0=%1,@mix" : "=r" (ia64_intri_res) : "r" (x));	\
-		break;								\
-	case ia64_mux1_shuf:							\
-		asm ("mux1 %0=%1,@shuf" : "=r" (ia64_intri_res) : "r" (x));	\
-		break;								\
-	case ia64_mux1_alt:							\
-		asm ("mux1 %0=%1,@alt" : "=r" (ia64_intri_res) : "r" (x));	\
-		break;								\
-	case ia64_mux1_rev:							\
-		asm ("mux1 %0=%1,@rev" : "=r" (ia64_intri_res) : "r" (x));	\
-		break;								\
-	}									\
-	ia64_intri_res;								\
-})
-
-#if __GNUC__ >= 4 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4)
-# define ia64_popcnt(x)		__builtin_popcountl(x)
-#else
-# define ia64_popcnt(x)						\
-  ({								\
-	__u64 ia64_intri_res;					\
-	asm ("popcnt %0=%1" : "=r" (ia64_intri_res) : "r" (x));	\
-								\
-	ia64_intri_res;						\
-  })
-#endif
-
-#define ia64_getf_exp(x)					\
-({								\
-	long ia64_intri_res;					\
-								\
-	asm ("getf.exp %0=%1" : "=r"(ia64_intri_res) : "f"(x));	\
-								\
-	ia64_intri_res;						\
-})
-
-#define ia64_shrp(a, b, count)								\
-({											\
-	__u64 ia64_intri_res;								\
-	asm ("shrp %0=%1,%2,%3" : "=r"(ia64_intri_res) : "r"(a), "r"(b), "i"(count));	\
-	ia64_intri_res;									\
-})
-
-#define ia64_ldfs(regnum, x)					\
-({								\
-	register double __f__ asm ("f"#regnum);			\
-	asm volatile ("ldfs %0=[%1]" :"=f"(__f__): "r"(x));	\
-})
-
-#define ia64_ldfd(regnum, x)					\
-({								\
-	register double __f__ asm ("f"#regnum);			\
-	asm volatile ("ldfd %0=[%1]" :"=f"(__f__): "r"(x));	\
-})
-
-#define ia64_ldfe(regnum, x)					\
-({								\
-	register double __f__ asm ("f"#regnum);			\
-	asm volatile ("ldfe %0=[%1]" :"=f"(__f__): "r"(x));	\
-})
-
-#define ia64_ldf8(regnum, x)					\
-({								\
-	register double __f__ asm ("f"#regnum);			\
-	asm volatile ("ldf8 %0=[%1]" :"=f"(__f__): "r"(x));	\
-})
-
-#define ia64_ldf_fill(regnum, x)				\
-({								\
-	register double __f__ asm ("f"#regnum);			\
-	asm volatile ("ldf.fill %0=[%1]" :"=f"(__f__): "r"(x));	\
-})
-
-#define ia64_st4_rel_nta(m, val)					\
-({									\
-	asm volatile ("st4.rel.nta [%0] = %1\n\t" :: "r"(m), "r"(val));	\
-})
-
-#define ia64_stfs(x, regnum)						\
-({									\
-	register double __f__ asm ("f"#regnum);				\
-	asm volatile ("stfs [%0]=%1" :: "r"(x), "f"(__f__) : "memory");	\
-})
-
-#define ia64_stfd(x, regnum)						\
-({									\
-	register double __f__ asm ("f"#regnum);				\
-	asm volatile ("stfd [%0]=%1" :: "r"(x), "f"(__f__) : "memory");	\
-})
-
-#define ia64_stfe(x, regnum)						\
-({									\
-	register double __f__ asm ("f"#regnum);				\
-	asm volatile ("stfe [%0]=%1" :: "r"(x), "f"(__f__) : "memory");	\
-})
-
-#define ia64_stf8(x, regnum)						\
-({									\
-	register double __f__ asm ("f"#regnum);				\
-	asm volatile ("stf8 [%0]=%1" :: "r"(x), "f"(__f__) : "memory");	\
-})
-
-#define ia64_stf_spill(x, regnum)						\
-({										\
-	register double __f__ asm ("f"#regnum);					\
-	asm volatile ("stf.spill [%0]=%1" :: "r"(x), "f"(__f__) : "memory");	\
-})
-
-#define ia64_fetchadd4_acq(p, inc)						\
-({										\
-										\
-	__u64 ia64_intri_res;							\
-	asm volatile ("fetchadd4.acq %0=[%1],%2"				\
-				: "=r"(ia64_intri_res) : "r"(p), "i" (inc)	\
-				: "memory");					\
-										\
-	ia64_intri_res;								\
-})
-
-#define ia64_fetchadd4_rel(p, inc)						\
-({										\
-	__u64 ia64_intri_res;							\
-	asm volatile ("fetchadd4.rel %0=[%1],%2"				\
-				: "=r"(ia64_intri_res) : "r"(p), "i" (inc)	\
-				: "memory");					\
-										\
-	ia64_intri_res;								\
-})
-
-#define ia64_fetchadd8_acq(p, inc)						\
-({										\
-										\
-	__u64 ia64_intri_res;							\
-	asm volatile ("fetchadd8.acq %0=[%1],%2"				\
-				: "=r"(ia64_intri_res) : "r"(p), "i" (inc)	\
-				: "memory");					\
-										\
-	ia64_intri_res;								\
-})
-
-#define ia64_fetchadd8_rel(p, inc)						\
-({										\
-	__u64 ia64_intri_res;							\
-	asm volatile ("fetchadd8.rel %0=[%1],%2"				\
-				: "=r"(ia64_intri_res) : "r"(p), "i" (inc)	\
-				: "memory");					\
-										\
-	ia64_intri_res;								\
-})
-
-#define ia64_xchg1(ptr,x)							\
-({										\
-	__u64 ia64_intri_res;							\
-	asm volatile ("xchg1 %0=[%1],%2"					\
-		      : "=r" (ia64_intri_res) : "r" (ptr), "r" (x) : "memory");	\
-	ia64_intri_res;								\
-})
-
-#define ia64_xchg2(ptr,x)						\
-({									\
-	__u64 ia64_intri_res;						\
-	asm volatile ("xchg2 %0=[%1],%2" : "=r" (ia64_intri_res)	\
-		      : "r" (ptr), "r" (x) : "memory");			\
-	ia64_intri_res;							\
-})
-
-#define ia64_xchg4(ptr,x)						\
-({									\
-	__u64 ia64_intri_res;						\
-	asm volatile ("xchg4 %0=[%1],%2" : "=r" (ia64_intri_res)	\
-		      : "r" (ptr), "r" (x) : "memory");			\
-	ia64_intri_res;							\
-})
-
-#define ia64_xchg8(ptr,x)						\
-({									\
-	__u64 ia64_intri_res;						\
-	asm volatile ("xchg8 %0=[%1],%2" : "=r" (ia64_intri_res)	\
-		      : "r" (ptr), "r" (x) : "memory");			\
-	ia64_intri_res;							\
-})
-
-#define ia64_cmpxchg1_acq(ptr, new, old)						\
-({											\
-	__u64 ia64_intri_res;								\
-	asm volatile ("mov ar.ccv=%0;;" :: "rO"(old));					\
-	asm volatile ("cmpxchg1.acq %0=[%1],%2,ar.ccv":					\
-			      "=r"(ia64_intri_res) : "r"(ptr), "r"(new) : "memory");	\
-	ia64_intri_res;									\
-})
-
-#define ia64_cmpxchg1_rel(ptr, new, old)						\
-({											\
-	__u64 ia64_intri_res;								\
-	asm volatile ("mov ar.ccv=%0;;" :: "rO"(old));					\
-	asm volatile ("cmpxchg1.rel %0=[%1],%2,ar.ccv":					\
-			      "=r"(ia64_intri_res) : "r"(ptr), "r"(new) : "memory");	\
-	ia64_intri_res;									\
-})
-
-#define ia64_cmpxchg2_acq(ptr, new, old)						\
-({											\
-	__u64 ia64_intri_res;								\
-	asm volatile ("mov ar.ccv=%0;;" :: "rO"(old));					\
-	asm volatile ("cmpxchg2.acq %0=[%1],%2,ar.ccv":					\
-			      "=r"(ia64_intri_res) : "r"(ptr), "r"(new) : "memory");	\
-	ia64_intri_res;									\
-})
-
-#define ia64_cmpxchg2_rel(ptr, new, old)						\
-({											\
-	__u64 ia64_intri_res;								\
-	asm volatile ("mov ar.ccv=%0;;" :: "rO"(old));					\
-											\
-	asm volatile ("cmpxchg2.rel %0=[%1],%2,ar.ccv":					\
-			      "=r"(ia64_intri_res) : "r"(ptr), "r"(new) : "memory");	\
-	ia64_intri_res;									\
-})
-
-#define ia64_cmpxchg4_acq(ptr, new, old)						\
-({											\
-	__u64 ia64_intri_res;								\
-	asm volatile ("mov ar.ccv=%0;;" :: "rO"(old));					\
-	asm volatile ("cmpxchg4.acq %0=[%1],%2,ar.ccv":					\
-			      "=r"(ia64_intri_res) : "r"(ptr), "r"(new) : "memory");	\
-	ia64_intri_res;									\
-})
-
-#define ia64_cmpxchg4_rel(ptr, new, old)						\
-({											\
-	__u64 ia64_intri_res;								\
-	asm volatile ("mov ar.ccv=%0;;" :: "rO"(old));					\
-	asm volatile ("cmpxchg4.rel %0=[%1],%2,ar.ccv":					\
-			      "=r"(ia64_intri_res) : "r"(ptr), "r"(new) : "memory");	\
-	ia64_intri_res;									\
-})
-
-#define ia64_cmpxchg8_acq(ptr, new, old)						\
-({											\
-	__u64 ia64_intri_res;								\
-	asm volatile ("mov ar.ccv=%0;;" :: "rO"(old));					\
-	asm volatile ("cmpxchg8.acq %0=[%1],%2,ar.ccv":					\
-			      "=r"(ia64_intri_res) : "r"(ptr), "r"(new) : "memory");	\
-	ia64_intri_res;									\
-})
-
-#define ia64_cmpxchg8_rel(ptr, new, old)						\
-({											\
-	__u64 ia64_intri_res;								\
-	asm volatile ("mov ar.ccv=%0;;" :: "rO"(old));					\
-											\
-	asm volatile ("cmpxchg8.rel %0=[%1],%2,ar.ccv":					\
-			      "=r"(ia64_intri_res) : "r"(ptr), "r"(new) : "memory");	\
-	ia64_intri_res;									\
-})
-
-#define ia64_mf()	asm volatile ("mf" ::: "memory")
-#define ia64_mfa()	asm volatile ("mf.a" ::: "memory")
-
-#define ia64_invala() asm volatile ("invala" ::: "memory")
-
-#define ia64_native_thash(addr)							\
-({										\
-	unsigned long ia64_intri_res;						\
-	asm volatile ("thash %0=%1" : "=r"(ia64_intri_res) : "r" (addr));	\
-	ia64_intri_res;								\
-})
-
-#define ia64_srlz_i()	asm volatile (";; srlz.i ;;" ::: "memory")
-#define ia64_srlz_d()	asm volatile (";; srlz.d" ::: "memory");
-
-#ifdef HAVE_SERIALIZE_DIRECTIVE
-# define ia64_dv_serialize_data()		asm volatile (".serialize.data");
-# define ia64_dv_serialize_instruction()	asm volatile (".serialize.instruction");
-#else
-# define ia64_dv_serialize_data()
-# define ia64_dv_serialize_instruction()
-#endif
-
-#define ia64_nop(x)	asm volatile ("nop %0"::"i"(x));
-
-#define ia64_itci(addr)	asm volatile ("itc.i %0;;" :: "r"(addr) : "memory")
-
-#define ia64_itcd(addr)	asm volatile ("itc.d %0;;" :: "r"(addr) : "memory")
-
-
-#define ia64_itri(trnum, addr) asm volatile ("itr.i itr[%0]=%1"				\
-					     :: "r"(trnum), "r"(addr) : "memory")
-
-#define ia64_itrd(trnum, addr) asm volatile ("itr.d dtr[%0]=%1"				\
-					     :: "r"(trnum), "r"(addr) : "memory")
-
-#define ia64_tpa(addr)								\
-({										\
-	unsigned long ia64_pa;							\
-	asm volatile ("tpa %0 = %1" : "=r"(ia64_pa) : "r"(addr) : "memory");	\
-	ia64_pa;								\
-})
-
-#define __ia64_set_dbr(index, val)						\
-	asm volatile ("mov dbr[%0]=%1" :: "r"(index), "r"(val) : "memory")
-
-#define ia64_set_ibr(index, val)						\
-	asm volatile ("mov ibr[%0]=%1" :: "r"(index), "r"(val) : "memory")
-
-#define ia64_set_pkr(index, val)						\
-	asm volatile ("mov pkr[%0]=%1" :: "r"(index), "r"(val) : "memory")
-
-#define ia64_set_pmc(index, val)						\
-	asm volatile ("mov pmc[%0]=%1" :: "r"(index), "r"(val) : "memory")
-
-#define ia64_set_pmd(index, val)						\
-	asm volatile ("mov pmd[%0]=%1" :: "r"(index), "r"(val) : "memory")
-
-#define ia64_native_set_rr(index, val)							\
-	asm volatile ("mov rr[%0]=%1" :: "r"(index), "r"(val) : "memory");
-
-#define ia64_native_get_cpuid(index)							\
-({											\
-	unsigned long ia64_intri_res;							\
-	asm volatile ("mov %0=cpuid[%r1]" : "=r"(ia64_intri_res) : "rO"(index));	\
-	ia64_intri_res;									\
-})
-
-#define __ia64_get_dbr(index)							\
-({										\
-	unsigned long ia64_intri_res;						\
-	asm volatile ("mov %0=dbr[%1]" : "=r"(ia64_intri_res) : "r"(index));	\
-	ia64_intri_res;								\
-})
-
-#define ia64_get_ibr(index)							\
-({										\
-	unsigned long ia64_intri_res;						\
-	asm volatile ("mov %0=ibr[%1]" : "=r"(ia64_intri_res) : "r"(index));	\
-	ia64_intri_res;								\
-})
-
-#define ia64_get_pkr(index)							\
-({										\
-	unsigned long ia64_intri_res;						\
-	asm volatile ("mov %0=pkr[%1]" : "=r"(ia64_intri_res) : "r"(index));	\
-	ia64_intri_res;								\
-})
-
-#define ia64_get_pmc(index)							\
-({										\
-	unsigned long ia64_intri_res;						\
-	asm volatile ("mov %0=pmc[%1]" : "=r"(ia64_intri_res) : "r"(index));	\
-	ia64_intri_res;								\
-})
-
-
-#define ia64_native_get_pmd(index)						\
-({										\
-	unsigned long ia64_intri_res;						\
-	asm volatile ("mov %0=pmd[%1]" : "=r"(ia64_intri_res) : "r"(index));	\
-	ia64_intri_res;								\
-})
-
-#define ia64_native_get_rr(index)						\
-({										\
-	unsigned long ia64_intri_res;						\
-	asm volatile ("mov %0=rr[%1]" : "=r"(ia64_intri_res) : "r" (index));	\
-	ia64_intri_res;								\
-})
-
-#define ia64_native_fc(addr)	asm volatile ("fc %0" :: "r"(addr) : "memory")
-
-
-#define ia64_sync_i()	asm volatile (";; sync.i" ::: "memory")
-
-#define ia64_native_ssm(mask)	asm volatile ("ssm %0":: "i"((mask)) : "memory")
-#define ia64_native_rsm(mask)	asm volatile ("rsm %0":: "i"((mask)) : "memory")
-#define ia64_sum(mask)	asm volatile ("sum %0":: "i"((mask)) : "memory")
-#define ia64_rum(mask)	asm volatile ("rum %0":: "i"((mask)) : "memory")
-
-#define ia64_ptce(addr)	asm volatile ("ptc.e %0" :: "r"(addr))
-
-#define ia64_native_ptcga(addr, size)						\
-do {										\
-	asm volatile ("ptc.ga %0,%1" :: "r"(addr), "r"(size) : "memory");	\
-	ia64_dv_serialize_data();						\
-} while (0)
-
-#define ia64_ptcl(addr, size)							\
-do {										\
-	asm volatile ("ptc.l %0,%1" :: "r"(addr), "r"(size) : "memory");	\
-	ia64_dv_serialize_data();						\
-} while (0)
-
-#define ia64_ptri(addr, size)						\
-	asm volatile ("ptr.i %0,%1" :: "r"(addr), "r"(size) : "memory")
-
-#define ia64_ptrd(addr, size)						\
-	asm volatile ("ptr.d %0,%1" :: "r"(addr), "r"(size) : "memory")
-
-#define ia64_ttag(addr)							\
-({									  \
-	__u64 ia64_intri_res;						   \
-	asm volatile ("ttag %0=%1" : "=r"(ia64_intri_res) : "r" (addr));   \
-	ia64_intri_res;							 \
-})
-
-
-/* Values for lfhint in ia64_lfetch and ia64_lfetch_fault */
-
-#define ia64_lfhint_none   0
-#define ia64_lfhint_nt1    1
-#define ia64_lfhint_nt2    2
-#define ia64_lfhint_nta    3
-
-#define ia64_lfetch(lfhint, y)					\
-({								\
-        switch (lfhint) {					\
-        case ia64_lfhint_none:					\
-                asm volatile ("lfetch [%0]" : : "r"(y));	\
-                break;						\
-        case ia64_lfhint_nt1:					\
-                asm volatile ("lfetch.nt1 [%0]" : : "r"(y));	\
-                break;						\
-        case ia64_lfhint_nt2:					\
-                asm volatile ("lfetch.nt2 [%0]" : : "r"(y));	\
-                break;						\
-        case ia64_lfhint_nta:					\
-                asm volatile ("lfetch.nta [%0]" : : "r"(y));	\
-                break;						\
-        }							\
-})
-
-#define ia64_lfetch_excl(lfhint, y)					\
-({									\
-        switch (lfhint) {						\
-        case ia64_lfhint_none:						\
-                asm volatile ("lfetch.excl [%0]" :: "r"(y));		\
-                break;							\
-        case ia64_lfhint_nt1:						\
-                asm volatile ("lfetch.excl.nt1 [%0]" :: "r"(y));	\
-                break;							\
-        case ia64_lfhint_nt2:						\
-                asm volatile ("lfetch.excl.nt2 [%0]" :: "r"(y));	\
-                break;							\
-        case ia64_lfhint_nta:						\
-                asm volatile ("lfetch.excl.nta [%0]" :: "r"(y));	\
-                break;							\
-        }								\
-})
-
-#define ia64_lfetch_fault(lfhint, y)					\
-({									\
-        switch (lfhint) {						\
-        case ia64_lfhint_none:						\
-                asm volatile ("lfetch.fault [%0]" : : "r"(y));		\
-                break;							\
-        case ia64_lfhint_nt1:						\
-                asm volatile ("lfetch.fault.nt1 [%0]" : : "r"(y));	\
-                break;							\
-        case ia64_lfhint_nt2:						\
-                asm volatile ("lfetch.fault.nt2 [%0]" : : "r"(y));	\
-                break;							\
-        case ia64_lfhint_nta:						\
-                asm volatile ("lfetch.fault.nta [%0]" : : "r"(y));	\
-                break;							\
-        }								\
-})
-
-#define ia64_lfetch_fault_excl(lfhint, y)				\
-({									\
-        switch (lfhint) {						\
-        case ia64_lfhint_none:						\
-                asm volatile ("lfetch.fault.excl [%0]" :: "r"(y));	\
-                break;							\
-        case ia64_lfhint_nt1:						\
-                asm volatile ("lfetch.fault.excl.nt1 [%0]" :: "r"(y));	\
-                break;							\
-        case ia64_lfhint_nt2:						\
-                asm volatile ("lfetch.fault.excl.nt2 [%0]" :: "r"(y));	\
-                break;							\
-        case ia64_lfhint_nta:						\
-                asm volatile ("lfetch.fault.excl.nta [%0]" :: "r"(y));	\
-                break;							\
-        }								\
-})
-
-#define ia64_native_intrin_local_irq_restore(x)			\
-do {								\
-	asm volatile (";;   cmp.ne p6,p7=%0,r0;;"		\
-		      "(p6) ssm psr.i;"				\
-		      "(p7) rsm psr.i;;"			\
-		      "(p6) srlz.d"				\
-		      :: "r"((x)) : "p6", "p7", "memory");	\
-} while (0)
-
 #endif /* _ASM_IA64_GCC_INTRIN_H */
diff --git a/arch/ia64/include/asm/gpio.h b/arch/ia64/include/asm/gpio.h
index 590a20debc4..b3799d88ffc 100644
--- a/arch/ia64/include/asm/gpio.h
+++ b/arch/ia64/include/asm/gpio.h
@@ -1,55 +1,4 @@
-/*
- * Generic GPIO API implementation for IA-64.
- *
- * A stright copy of that for PowerPC which was:
- *
- * Copyright (c) 2007-2008  MontaVista Software, Inc.
- *
- * Author: Anton Vorontsov <avorontsov@ru.mvista.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- */
-
-#ifndef _ASM_IA64_GPIO_H
-#define _ASM_IA64_GPIO_H
-
-#include <linux/errno.h>
-#include <asm-generic/gpio.h>
-
-#ifdef CONFIG_GPIOLIB
-
-/*
- * We don't (yet) implement inlined/rapid versions for on-chip gpios.
- * Just call gpiolib.
- */
-static inline int gpio_get_value(unsigned int gpio)
-{
-	return __gpio_get_value(gpio);
-}
-
-static inline void gpio_set_value(unsigned int gpio, int value)
-{
-	__gpio_set_value(gpio, value);
-}
-
-static inline int gpio_cansleep(unsigned int gpio)
-{
-	return __gpio_cansleep(gpio);
-}
-
-static inline int gpio_to_irq(unsigned int gpio)
-{
-	return __gpio_to_irq(gpio);
-}
-
-static inline int irq_to_gpio(unsigned int irq)
-{
-	return -EINVAL;
-}
-
-#endif /* CONFIG_GPIOLIB */
-
-#endif /* _ASM_IA64_GPIO_H */
+#ifndef __LINUX_GPIO_H
+#warning Include linux/gpio.h instead of asm/gpio.h
+#include <linux/gpio.h>
+#endif
diff --git a/arch/ia64/include/asm/hpsim.h b/arch/ia64/include/asm/hpsim.h
index 892ab198a9d..0fe50225daa 100644
--- a/arch/ia64/include/asm/hpsim.h
+++ b/arch/ia64/include/asm/hpsim.h
@@ -10,7 +10,7 @@ int simcons_register(void);
 struct tty_driver;
 extern struct tty_driver *hp_simserial_driver;
 
-void ia64_ssc_connect_irq(long intr, long irq);
+extern int hpsim_get_irq(int intr);
 void ia64_ctl_trace(long on);
 
 #endif
diff --git a/arch/ia64/include/asm/hugetlb.h b/arch/ia64/include/asm/hugetlb.h
index da55c63728e..aa910054b8e 100644
--- a/arch/ia64/include/asm/hugetlb.h
+++ b/arch/ia64/include/asm/hugetlb.h
@@ -2,6 +2,7 @@
 #define _ASM_IA64_HUGETLB_H
 
 #include <asm/page.h>
+#include <asm-generic/hugetlb.h>
 
 
 void hugetlb_free_pgd_range(struct mmu_gather *tlb, unsigned long addr,
@@ -77,4 +78,8 @@ static inline void arch_release_hugepage(struct page *page)
 {
 }
 
+static inline void arch_clear_hugepage_flags(struct page *page)
+{
+}
+
 #endif /* _ASM_IA64_HUGETLB_H */
diff --git a/arch/ia64/include/asm/hw_irq.h b/arch/ia64/include/asm/hw_irq.h
index a681d02cb32..029bab36cd9 100644
--- a/arch/ia64/include/asm/hw_irq.h
+++ b/arch/ia64/include/asm/hw_irq.h
@@ -132,7 +132,6 @@ extern int reserve_irq_vector (int vector);
 extern void __setup_vector_irq(int cpu);
 extern void ia64_send_ipi (int cpu, int vector, int delivery_mode, int redirect);
 extern void ia64_native_register_percpu_irq (ia64_vector vec, struct irqaction *action);
-extern int check_irq_used (int irq);
 extern void destroy_and_reserve_irq (unsigned int irq);
 
 #if defined(CONFIG_SMP) && (defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_DIG))
diff --git a/arch/ia64/include/asm/intrinsics.h b/arch/ia64/include/asm/intrinsics.h
index 111ed522289..20477ea111b 100644
--- a/arch/ia64/include/asm/intrinsics.h
+++ b/arch/ia64/include/asm/intrinsics.h
@@ -1,246 +1,25 @@
-#ifndef _ASM_IA64_INTRINSICS_H
-#define _ASM_IA64_INTRINSICS_H
-
 /*
  * Compiler-dependent intrinsics.
  *
  * Copyright (C) 2002-2003 Hewlett-Packard Co
  *	David Mosberger-Tang <davidm@hpl.hp.com>
  */
+#ifndef _ASM_IA64_INTRINSICS_H
+#define _ASM_IA64_INTRINSICS_H
 
-#ifndef __ASSEMBLY__
-
-#include <linux/types.h>
-/* include compiler specific intrinsics */
-#include <asm/ia64regs.h>
-#ifdef __INTEL_COMPILER
-# include <asm/intel_intrin.h>
-#else
-# include <asm/gcc_intrin.h>
-#endif
-
-#define ia64_native_get_psr_i()	(ia64_native_getreg(_IA64_REG_PSR) & IA64_PSR_I)
-
-#define ia64_native_set_rr0_to_rr4(val0, val1, val2, val3, val4)	\
-do {									\
-	ia64_native_set_rr(0x0000000000000000UL, (val0));		\
-	ia64_native_set_rr(0x2000000000000000UL, (val1));		\
-	ia64_native_set_rr(0x4000000000000000UL, (val2));		\
-	ia64_native_set_rr(0x6000000000000000UL, (val3));		\
-	ia64_native_set_rr(0x8000000000000000UL, (val4));		\
-} while (0)
-
-/*
- * Force an unresolved reference if someone tries to use
- * ia64_fetch_and_add() with a bad value.
- */
-extern unsigned long __bad_size_for_ia64_fetch_and_add (void);
-extern unsigned long __bad_increment_for_ia64_fetch_and_add (void);
-
-#define IA64_FETCHADD(tmp,v,n,sz,sem)						\
-({										\
-	switch (sz) {								\
-	      case 4:								\
-	        tmp = ia64_fetchadd4_##sem((unsigned int *) v, n);		\
-		break;								\
-										\
-	      case 8:								\
-	        tmp = ia64_fetchadd8_##sem((unsigned long *) v, n);		\
-		break;								\
-										\
-	      default:								\
-		__bad_size_for_ia64_fetch_and_add();				\
-	}									\
-})
-
-#define ia64_fetchadd(i,v,sem)								\
-({											\
-	__u64 _tmp;									\
-	volatile __typeof__(*(v)) *_v = (v);						\
-	/* Can't use a switch () here: gcc isn't always smart enough for that... */	\
-	if ((i) == -16)									\
-		IA64_FETCHADD(_tmp, _v, -16, sizeof(*(v)), sem);			\
-	else if ((i) == -8)								\
-		IA64_FETCHADD(_tmp, _v, -8, sizeof(*(v)), sem);				\
-	else if ((i) == -4)								\
-		IA64_FETCHADD(_tmp, _v, -4, sizeof(*(v)), sem);				\
-	else if ((i) == -1)								\
-		IA64_FETCHADD(_tmp, _v, -1, sizeof(*(v)), sem);				\
-	else if ((i) == 1)								\
-		IA64_FETCHADD(_tmp, _v, 1, sizeof(*(v)), sem);				\
-	else if ((i) == 4)								\
-		IA64_FETCHADD(_tmp, _v, 4, sizeof(*(v)), sem);				\
-	else if ((i) == 8)								\
-		IA64_FETCHADD(_tmp, _v, 8, sizeof(*(v)), sem);				\
-	else if ((i) == 16)								\
-		IA64_FETCHADD(_tmp, _v, 16, sizeof(*(v)), sem);				\
-	else										\
-		_tmp = __bad_increment_for_ia64_fetch_and_add();			\
-	(__typeof__(*(v))) (_tmp);	/* return old value */				\
-})
-
-#define ia64_fetch_and_add(i,v)	(ia64_fetchadd(i, v, rel) + (i)) /* return new value */
-
-/*
- * This function doesn't exist, so you'll get a linker error if
- * something tries to do an invalid xchg().
- */
-extern void ia64_xchg_called_with_bad_pointer (void);
-
-#define __xchg(x,ptr,size)						\
-({									\
-	unsigned long __xchg_result;					\
-									\
-	switch (size) {							\
-	      case 1:							\
-		__xchg_result = ia64_xchg1((__u8 *)ptr, x);		\
-		break;							\
-									\
-	      case 2:							\
-		__xchg_result = ia64_xchg2((__u16 *)ptr, x);		\
-		break;							\
-									\
-	      case 4:							\
-		__xchg_result = ia64_xchg4((__u32 *)ptr, x);		\
-		break;							\
-									\
-	      case 8:							\
-		__xchg_result = ia64_xchg8((__u64 *)ptr, x);		\
-		break;							\
-	      default:							\
-		ia64_xchg_called_with_bad_pointer();			\
-	}								\
-	__xchg_result;							\
-})
-
-#define xchg(ptr,x)							     \
-  ((__typeof__(*(ptr))) __xchg ((unsigned long) (x), (ptr), sizeof(*(ptr))))
-
-/*
- * Atomic compare and exchange.  Compare OLD with MEM, if identical,
- * store NEW in MEM.  Return the initial value in MEM.  Success is
- * indicated by comparing RETURN with OLD.
- */
-
-#define __HAVE_ARCH_CMPXCHG 1
-
-/*
- * This function doesn't exist, so you'll get a linker error
- * if something tries to do an invalid cmpxchg().
- */
-extern long ia64_cmpxchg_called_with_bad_pointer (void);
-
-#define ia64_cmpxchg(sem,ptr,old,new,size)						\
-({											\
-	__u64 _o_, _r_;									\
-											\
-	switch (size) {									\
-	      case 1: _o_ = (__u8 ) (long) (old); break;				\
-	      case 2: _o_ = (__u16) (long) (old); break;				\
-	      case 4: _o_ = (__u32) (long) (old); break;				\
-	      case 8: _o_ = (__u64) (long) (old); break;				\
-	      default: break;								\
-	}										\
-	switch (size) {									\
-	      case 1:									\
-	      	_r_ = ia64_cmpxchg1_##sem((__u8 *) ptr, new, _o_);			\
-		break;									\
-											\
-	      case 2:									\
-	       _r_ = ia64_cmpxchg2_##sem((__u16 *) ptr, new, _o_);			\
-		break;									\
-											\
-	      case 4:									\
-	      	_r_ = ia64_cmpxchg4_##sem((__u32 *) ptr, new, _o_);			\
-		break;									\
-											\
-	      case 8:									\
-		_r_ = ia64_cmpxchg8_##sem((__u64 *) ptr, new, _o_);			\
-		break;									\
-											\
-	      default:									\
-		_r_ = ia64_cmpxchg_called_with_bad_pointer();				\
-		break;									\
-	}										\
-	(__typeof__(old)) _r_;								\
-})
-
-#define cmpxchg_acq(ptr, o, n)	\
-	ia64_cmpxchg(acq, (ptr), (o), (n), sizeof(*(ptr)))
-#define cmpxchg_rel(ptr, o, n)	\
-	ia64_cmpxchg(rel, (ptr), (o), (n), sizeof(*(ptr)))
-
-/* for compatibility with other platforms: */
-#define cmpxchg(ptr, o, n)	cmpxchg_acq((ptr), (o), (n))
-#define cmpxchg64(ptr, o, n)	cmpxchg_acq((ptr), (o), (n))
-
-#define cmpxchg_local		cmpxchg
-#define cmpxchg64_local		cmpxchg64
-
-#ifdef CONFIG_IA64_DEBUG_CMPXCHG
-# define CMPXCHG_BUGCHECK_DECL	int _cmpxchg_bugcheck_count = 128;
-# define CMPXCHG_BUGCHECK(v)							\
-  do {										\
-	if (_cmpxchg_bugcheck_count-- <= 0) {					\
-		void *ip;							\
-		extern int printk(const char *fmt, ...);			\
-		ip = (void *) ia64_getreg(_IA64_REG_IP);			\
-		printk("CMPXCHG_BUGCHECK: stuck at %p on word %p\n", ip, (v));	\
-		break;								\
-	}									\
-  } while (0)
-#else /* !CONFIG_IA64_DEBUG_CMPXCHG */
-# define CMPXCHG_BUGCHECK_DECL
-# define CMPXCHG_BUGCHECK(v)
-#endif /* !CONFIG_IA64_DEBUG_CMPXCHG */
-
-#endif
-
-#ifdef __KERNEL__
 #include <asm/paravirt_privop.h>
-#endif
+#include <uapi/asm/intrinsics.h>
 
 #ifndef __ASSEMBLY__
-#if defined(CONFIG_PARAVIRT) && defined(__KERNEL__)
-#ifdef ASM_SUPPORTED
-# define IA64_INTRINSIC_API(name)	paravirt_ ## name
-#else
-# define IA64_INTRINSIC_API(name)	pv_cpu_ops.name
-#endif
+#if defined(CONFIG_PARAVIRT)
+# undef IA64_INTRINSIC_API
+# undef IA64_INTRINSIC_MACRO
+# ifdef ASM_SUPPORTED
+#  define IA64_INTRINSIC_API(name)	paravirt_ ## name
+# else
+#  define IA64_INTRINSIC_API(name)	pv_cpu_ops.name
+# endif
 #define IA64_INTRINSIC_MACRO(name)	paravirt_ ## name
-#else
-#define IA64_INTRINSIC_API(name)	ia64_native_ ## name
-#define IA64_INTRINSIC_MACRO(name)	ia64_native_ ## name
 #endif
-
-/************************************************/
-/* Instructions paravirtualized for correctness */
-/************************************************/
-/* fc, thash, get_cpuid, get_pmd, get_eflags, set_eflags */
-/* Note that "ttag" and "cover" are also privilege-sensitive; "ttag"
- * is not currently used (though it may be in a long-format VHPT system!)
- */
-#define ia64_fc				IA64_INTRINSIC_API(fc)
-#define ia64_thash			IA64_INTRINSIC_API(thash)
-#define ia64_get_cpuid			IA64_INTRINSIC_API(get_cpuid)
-#define ia64_get_pmd			IA64_INTRINSIC_API(get_pmd)
-
-
-/************************************************/
-/* Instructions paravirtualized for performance */
-/************************************************/
-#define ia64_ssm			IA64_INTRINSIC_MACRO(ssm)
-#define ia64_rsm			IA64_INTRINSIC_MACRO(rsm)
-#define ia64_getreg			IA64_INTRINSIC_MACRO(getreg)
-#define ia64_setreg			IA64_INTRINSIC_API(setreg)
-#define ia64_set_rr			IA64_INTRINSIC_API(set_rr)
-#define ia64_get_rr			IA64_INTRINSIC_API(get_rr)
-#define ia64_ptcga			IA64_INTRINSIC_API(ptcga)
-#define ia64_get_psr_i			IA64_INTRINSIC_API(get_psr_i)
-#define ia64_intrin_local_irq_restore	\
-	IA64_INTRINSIC_API(intrin_local_irq_restore)
-#define ia64_set_rr0_to_rr4		IA64_INTRINSIC_API(set_rr0_to_rr4)
-
 #endif /* !__ASSEMBLY__ */
-
 #endif /* _ASM_IA64_INTRINSICS_H */
diff --git a/arch/ia64/include/asm/io.h b/arch/ia64/include/asm/io.h
index e5a6c3530c6..0d2bcb37ec3 100644
--- a/arch/ia64/include/asm/io.h
+++ b/arch/ia64/include/asm/io.h
@@ -71,7 +71,6 @@ extern unsigned int num_io_spaces;
 #include <asm/intrinsics.h>
 #include <asm/machvec.h>
 #include <asm/page.h>
-#include <asm/system.h>
 #include <asm-generic/iomap.h>
 
 /*
@@ -91,7 +90,7 @@ phys_to_virt (unsigned long address)
 
 #define ARCH_HAS_VALID_PHYS_ADDR_RANGE
 extern u64 kern_mem_attribute (unsigned long phys_addr, unsigned long size);
-extern int valid_phys_addr_range (unsigned long addr, size_t count); /* efi.c */
+extern int valid_phys_addr_range (phys_addr_t addr, size_t count); /* efi.c */
 extern int valid_mmap_phys_addr_range (unsigned long pfn, size_t count);
 
 /*
@@ -425,6 +424,7 @@ extern void __iomem * ioremap(unsigned long offset, unsigned long size);
 extern void __iomem * ioremap_nocache (unsigned long offset, unsigned long size);
 extern void iounmap (volatile void __iomem *addr);
 extern void __iomem * early_ioremap (unsigned long phys_addr, unsigned long size);
+#define early_memremap(phys_addr, size)        early_ioremap(phys_addr, size)
 extern void early_iounmap (volatile void __iomem *addr, unsigned long size);
 static inline void __iomem * ioremap_cache (unsigned long phys_addr, unsigned long size)
 {
diff --git a/arch/ia64/include/asm/iommu.h b/arch/ia64/include/asm/iommu.h
index 745e095fe82..105c93b00b1 100644
--- a/arch/ia64/include/asm/iommu.h
+++ b/arch/ia64/include/asm/iommu.h
@@ -7,12 +7,14 @@
 
 extern void pci_iommu_shutdown(void);
 extern void no_iommu_init(void);
+#ifdef	CONFIG_INTEL_IOMMU
 extern int force_iommu, no_iommu;
-extern int iommu_detected;
-#ifdef	CONFIG_DMAR
 extern int iommu_pass_through;
+extern int iommu_detected;
 #else
 #define iommu_pass_through	(0)
+#define no_iommu		(1)
+#define iommu_detected		(0)
 #endif
 extern void iommu_dma_init(void);
 extern void machvec_init(const char *name);
diff --git a/arch/ia64/include/asm/iosapic.h b/arch/ia64/include/asm/iosapic.h
index b9c102e15f2..94c89a2d97f 100644
--- a/arch/ia64/include/asm/iosapic.h
+++ b/arch/ia64/include/asm/iosapic.h
@@ -87,18 +87,13 @@ static inline void iosapic_eoi(char __iomem *iosapic, u32 vector)
 }
 
 extern void __init iosapic_system_init (int pcat_compat);
-extern int __devinit iosapic_init (unsigned long address,
-				    unsigned int gsi_base);
-#ifdef CONFIG_HOTPLUG
+extern int iosapic_init (unsigned long address, unsigned int gsi_base);
 extern int iosapic_remove (unsigned int gsi_base);
-#else
-#define iosapic_remove(gsi_base)				(-EINVAL)
-#endif /* CONFIG_HOTPLUG */
 extern int gsi_to_irq (unsigned int gsi);
 extern int iosapic_register_intr (unsigned int gsi, unsigned long polarity,
 				  unsigned long trigger);
 extern void iosapic_unregister_intr (unsigned int irq);
-extern void __devinit iosapic_override_isa_irq (unsigned int isa_irq, unsigned int gsi,
+extern void iosapic_override_isa_irq (unsigned int isa_irq, unsigned int gsi,
 				      unsigned long polarity,
 				      unsigned long trigger);
 extern int __init iosapic_register_platform_intr (u32 int_type,
@@ -109,7 +104,7 @@ extern int __init iosapic_register_platform_intr (u32 int_type,
 					   unsigned long trigger);
 
 #ifdef CONFIG_NUMA
-extern void __devinit map_iosapic_to_node (unsigned int, int);
+extern void map_iosapic_to_node (unsigned int, int);
 #endif
 #else
 #define iosapic_system_init(pcat_compat)			do { } while (0)
diff --git a/arch/ia64/include/asm/ipcbuf.h b/arch/ia64/include/asm/ipcbuf.h
deleted file mode 100644
index 079899ae7d3..00000000000
--- a/arch/ia64/include/asm/ipcbuf.h
+++ /dev/null
@@ -1,28 +0,0 @@
-#ifndef _ASM_IA64_IPCBUF_H
-#define _ASM_IA64_IPCBUF_H
-
-/*
- * The ipc64_perm structure for IA-64 architecture.
- * Note extra padding because this structure is passed back and forth
- * between kernel and user space.
- *
- * Pad space is left for:
- * - 32-bit seq
- * - 2 miscellaneous 64-bit values
- */
-
-struct ipc64_perm
-{
-	__kernel_key_t	key;
-	__kernel_uid_t	uid;
-	__kernel_gid_t	gid;
-	__kernel_uid_t	cuid;
-	__kernel_gid_t	cgid;
-	__kernel_mode_t	mode;
-	unsigned short	seq;
-	unsigned short	__pad1;
-	unsigned long	__unused1;
-	unsigned long	__unused2;
-};
-
-#endif /* _ASM_IA64_IPCBUF_H */
diff --git a/arch/ia64/include/asm/irq.h b/arch/ia64/include/asm/irq.h
index 91b920fd7d5..820667cbea7 100644
--- a/arch/ia64/include/asm/irq.h
+++ b/arch/ia64/include/asm/irq.h
@@ -31,4 +31,7 @@ bool is_affinity_mask_valid(const struct cpumask *cpumask);
 
 #define is_affinity_mask_valid is_affinity_mask_valid
 
+int create_irq(void);
+void destroy_irq(unsigned int irq);
+
 #endif /* _ASM_IA64_IRQ_H */
diff --git a/arch/ia64/include/asm/irq_remapping.h b/arch/ia64/include/asm/irq_remapping.h
new file mode 100644
index 00000000000..e3b3556e2e1
--- /dev/null
+++ b/arch/ia64/include/asm/irq_remapping.h
@@ -0,0 +1,6 @@
+#ifndef __IA64_INTR_REMAPPING_H
+#define __IA64_INTR_REMAPPING_H
+#define irq_remapping_enabled 0
+#define dmar_alloc_hwirq	create_irq
+#define dmar_free_hwirq		destroy_irq
+#endif
diff --git a/arch/ia64/include/asm/irqflags.h b/arch/ia64/include/asm/irqflags.h
index f82d6be2ecd..cec6c06b52c 100644
--- a/arch/ia64/include/asm/irqflags.h
+++ b/arch/ia64/include/asm/irqflags.h
@@ -10,6 +10,9 @@
 #ifndef _ASM_IA64_IRQFLAGS_H
 #define _ASM_IA64_IRQFLAGS_H
 
+#include <asm/pal.h>
+#include <asm/kregs.h>
+
 #ifdef CONFIG_IA64_DEBUG_IRQ
 extern unsigned long last_cli_ip;
 static inline void arch_maybe_save_ip(unsigned long flags)
@@ -87,6 +90,7 @@ static inline bool arch_irqs_disabled(void)
 
 static inline void arch_safe_halt(void)
 {
+	arch_local_irq_enable();
 	ia64_pal_halt_light();	/* PAL_HALT_LIGHT */
 }
 
diff --git a/arch/ia64/include/asm/kexec.h b/arch/ia64/include/asm/kexec.h
index e1d58f819d7..aea2b81b03a 100644
--- a/arch/ia64/include/asm/kexec.h
+++ b/arch/ia64/include/asm/kexec.h
@@ -1,6 +1,7 @@
 #ifndef _ASM_IA64_KEXEC_H
 #define _ASM_IA64_KEXEC_H
 
+#include <asm/setup.h>
 
 /* Maximum physical address we can use pages from */
 #define KEXEC_SOURCE_MEMORY_LIMIT (-1UL)
diff --git a/arch/ia64/include/asm/kvm_host.h b/arch/ia64/include/asm/kvm_host.h
index 2689ee54a1c..db95f570705 100644
--- a/arch/ia64/include/asm/kvm_host.h
+++ b/arch/ia64/include/asm/kvm_host.h
@@ -23,11 +23,10 @@
 #ifndef __ASM_KVM_HOST_H
 #define __ASM_KVM_HOST_H
 
-#define KVM_MEMORY_SLOTS 32
-/* memory slots that does not exposed to userspace */
-#define KVM_PRIVATE_MEM_SLOTS 4
+#define KVM_USER_MEM_SLOTS 32
 
 #define KVM_COALESCED_MMIO_PAGE_OFFSET 1
+#define KVM_IRQCHIP_NUM_PINS  KVM_IOAPIC_NUM_PINS
 
 /* define exit reasons from vmm to kvm*/
 #define EXIT_REASON_VM_PANIC		0
@@ -235,10 +234,6 @@ struct kvm_vm_data {
 #define KVM_REQ_PTC_G		32
 #define KVM_REQ_RESUME		33
 
-#define KVM_HPAGE_GFN_SHIFT(x)	0
-#define KVM_NR_PAGE_SIZES	1
-#define KVM_PAGES_PER_HPAGE(x)	1
-
 struct kvm;
 struct kvm_vcpu;
 
@@ -365,6 +360,7 @@ struct thash_cb {
 };
 
 struct kvm_vcpu_stat {
+	u32 halt_wakeup;
 };
 
 struct kvm_vcpu_arch {
@@ -448,6 +444,8 @@ struct kvm_vcpu_arch {
 	char log_buf[VMM_LOG_LEN];
 	union context host;
 	union context guest;
+
+	char mmio_data[8];
 };
 
 struct kvm_vm_stat {
@@ -459,6 +457,9 @@ struct kvm_sal_data {
 	unsigned long boot_gp;
 };
 
+struct kvm_arch_memory_slot {
+};
+
 struct kvm_arch {
 	spinlock_t dirty_log_lock;
 
@@ -475,7 +476,7 @@ struct kvm_arch {
 
 	struct list_head assigned_dev_head;
 	struct iommu_domain *iommu_domain;
-	int iommu_flags;
+	bool iommu_noncoherent;
 
 	unsigned long irq_sources_bitmap;
 	unsigned long irq_states[KVM_IOAPIC_NUM_PINS];
diff --git a/arch/ia64/include/asm/kvm_para.h b/arch/ia64/include/asm/kvm_para.h
deleted file mode 100644
index 1588aee781a..00000000000
--- a/arch/ia64/include/asm/kvm_para.h
+++ /dev/null
@@ -1,31 +0,0 @@
-#ifndef __IA64_KVM_PARA_H
-#define __IA64_KVM_PARA_H
-
-/*
- * Copyright (C) 2007 Xiantao Zhang <xiantao.zhang@intel.com>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
- * Place - Suite 330, Boston, MA 02111-1307 USA.
- *
- */
-
-#ifdef __KERNEL__
-
-static inline unsigned int kvm_arch_para_features(void)
-{
-	return 0;
-}
-
-#endif
-
-#endif
diff --git a/arch/ia64/include/asm/linkage.h b/arch/ia64/include/asm/linkage.h
index ef22a45c189..787575701f1 100644
--- a/arch/ia64/include/asm/linkage.h
+++ b/arch/ia64/include/asm/linkage.h
@@ -11,4 +11,8 @@
 
 #endif
 
+#define cond_syscall(x) asm(".weak\t" #x "#\n" #x "#\t=\tsys_ni_syscall#")
+#define SYSCALL_ALIAS(alias, name)					\
+	asm ( #alias "# = " #name "#\n\t.globl " #alias "#")
+
 #endif
diff --git a/arch/ia64/include/asm/machvec.h b/arch/ia64/include/asm/machvec.h
index 367d299d993..9c39bdfc2da 100644
--- a/arch/ia64/include/asm/machvec.h
+++ b/arch/ia64/include/asm/machvec.h
@@ -113,14 +113,12 @@ extern void machvec_tlb_migrate_finish (struct mm_struct *);
 #  include <asm/machvec_sn2.h>
 # elif defined (CONFIG_IA64_SGI_UV)
 #  include <asm/machvec_uv.h>
-# elif defined (CONFIG_IA64_XEN_GUEST)
-#  include <asm/machvec_xen.h>
 # elif defined (CONFIG_IA64_GENERIC)
 
 # ifdef MACHVEC_PLATFORM_HEADER
 #  include MACHVEC_PLATFORM_HEADER
 # else
-#  define platform_name		ia64_mv.name
+#  define ia64_platform_name	ia64_mv.name
 #  define platform_setup	ia64_mv.setup
 #  define platform_cpu_init	ia64_mv.cpu_init
 #  define platform_irq_init	ia64_mv.irq_init
diff --git a/arch/ia64/include/asm/machvec_dig.h b/arch/ia64/include/asm/machvec_dig.h
index 8a0752f4098..1f7403a2fbe 100644
--- a/arch/ia64/include/asm/machvec_dig.h
+++ b/arch/ia64/include/asm/machvec_dig.h
@@ -10,7 +10,7 @@ extern ia64_mv_setup_t dig_setup;
  * platform's machvec structure.  When compiling a non-generic kernel,
  * the macros are used directly.
  */
-#define platform_name		"dig"
+#define ia64_platform_name	"dig"
 #define platform_setup		dig_setup
 
 #endif /* _ASM_IA64_MACHVEC_DIG_h */
diff --git a/arch/ia64/include/asm/machvec_dig_vtd.h b/arch/ia64/include/asm/machvec_dig_vtd.h
index 6ab1de5c45e..44308b4c3f6 100644
--- a/arch/ia64/include/asm/machvec_dig_vtd.h
+++ b/arch/ia64/include/asm/machvec_dig_vtd.h
@@ -11,7 +11,7 @@ extern ia64_mv_dma_init			pci_iommu_alloc;
  * platform's machvec structure.  When compiling a non-generic kernel,
  * the macros are used directly.
  */
-#define platform_name				"dig_vtd"
+#define ia64_platform_name			"dig_vtd"
 #define platform_setup				dig_setup
 #define platform_dma_init			pci_iommu_alloc
 
diff --git a/arch/ia64/include/asm/machvec_hpsim.h b/arch/ia64/include/asm/machvec_hpsim.h
index cf72fc87fdf..e7571127936 100644
--- a/arch/ia64/include/asm/machvec_hpsim.h
+++ b/arch/ia64/include/asm/machvec_hpsim.h
@@ -11,7 +11,7 @@ extern ia64_mv_irq_init_t hpsim_irq_init;
  * platform's machvec structure.  When compiling a non-generic kernel,
  * the macros are used directly.
  */
-#define platform_name		"hpsim"
+#define ia64_platform_name	"hpsim"
 #define platform_setup		hpsim_setup
 #define platform_irq_init	hpsim_irq_init
 
diff --git a/arch/ia64/include/asm/machvec_hpzx1.h b/arch/ia64/include/asm/machvec_hpzx1.h
index 3bd83d78a41..c74d3159e9e 100644
--- a/arch/ia64/include/asm/machvec_hpzx1.h
+++ b/arch/ia64/include/asm/machvec_hpzx1.h
@@ -11,7 +11,7 @@ extern ia64_mv_dma_init			sba_dma_init;
  * platform's machvec structure.  When compiling a non-generic kernel,
  * the macros are used directly.
  */
-#define platform_name				"hpzx1"
+#define ia64_platform_name			"hpzx1"
 #define platform_setup				dig_setup
 #define platform_dma_init			sba_dma_init
 
diff --git a/arch/ia64/include/asm/machvec_hpzx1_swiotlb.h b/arch/ia64/include/asm/machvec_hpzx1_swiotlb.h
index 1091ac39740..906ef621077 100644
--- a/arch/ia64/include/asm/machvec_hpzx1_swiotlb.h
+++ b/arch/ia64/include/asm/machvec_hpzx1_swiotlb.h
@@ -11,7 +11,7 @@ extern ia64_mv_dma_get_ops			hwsw_dma_get_ops;
  * platform's machvec structure.  When compiling a non-generic kernel,
  * the macros are used directly.
  */
-#define platform_name				"hpzx1_swiotlb"
+#define ia64_platform_name			"hpzx1_swiotlb"
 #define platform_setup				dig_setup
 #define platform_dma_init			machvec_noop
 #define platform_dma_get_ops			hwsw_dma_get_ops
diff --git a/arch/ia64/include/asm/machvec_sn2.h b/arch/ia64/include/asm/machvec_sn2.h
index f061a30aac4..ece9fa85be8 100644
--- a/arch/ia64/include/asm/machvec_sn2.h
+++ b/arch/ia64/include/asm/machvec_sn2.h
@@ -71,7 +71,7 @@ extern ia64_mv_pci_fixup_bus_t		sn_pci_fixup_bus;
  * platform's machvec structure.  When compiling a non-generic kernel,
  * the macros are used directly.
  */
-#define platform_name			"sn2"
+#define ia64_platform_name		"sn2"
 #define platform_setup			sn_setup
 #define platform_cpu_init		sn_cpu_init
 #define platform_irq_init		sn_irq_init
diff --git a/arch/ia64/include/asm/machvec_uv.h b/arch/ia64/include/asm/machvec_uv.h
index 2931447f381..2c50853f35a 100644
--- a/arch/ia64/include/asm/machvec_uv.h
+++ b/arch/ia64/include/asm/machvec_uv.h
@@ -20,7 +20,7 @@ extern ia64_mv_setup_t uv_setup;
  * platform's machvec structure.  When compiling a non-generic kernel,
  * the macros are used directly.
  */
-#define platform_name			"uv"
+#define ia64_platform_name		"uv"
 #define platform_setup			uv_setup
 
 #endif /* _ASM_IA64_MACHVEC_UV_H */
diff --git a/arch/ia64/include/asm/machvec_xen.h b/arch/ia64/include/asm/machvec_xen.h
deleted file mode 100644
index 55f9228056c..00000000000
--- a/arch/ia64/include/asm/machvec_xen.h
+++ /dev/null
@@ -1,22 +0,0 @@
-#ifndef _ASM_IA64_MACHVEC_XEN_h
-#define _ASM_IA64_MACHVEC_XEN_h
-
-extern ia64_mv_setup_t			dig_setup;
-extern ia64_mv_cpu_init_t		xen_cpu_init;
-extern ia64_mv_irq_init_t		xen_irq_init;
-extern ia64_mv_send_ipi_t		xen_platform_send_ipi;
-
-/*
- * This stuff has dual use!
- *
- * For a generic kernel, the macros are used to initialize the
- * platform's machvec structure.  When compiling a non-generic kernel,
- * the macros are used directly.
- */
-#define platform_name				"xen"
-#define platform_setup				dig_setup
-#define platform_cpu_init			xen_cpu_init
-#define platform_irq_init			xen_irq_init
-#define platform_send_ipi			xen_platform_send_ipi
-
-#endif /* _ASM_IA64_MACHVEC_XEN_h */
diff --git a/arch/ia64/include/asm/mca.h b/arch/ia64/include/asm/mca.h
index 43f96ab18fa..8c709616871 100644
--- a/arch/ia64/include/asm/mca.h
+++ b/arch/ia64/include/asm/mca.h
@@ -143,6 +143,7 @@ extern unsigned long __per_cpu_mca[NR_CPUS];
 extern int cpe_vector;
 extern int ia64_cpe_irq;
 extern void ia64_mca_init(void);
+extern void ia64_mca_irq_init(void);
 extern void ia64_mca_cpu_init(void *);
 extern void ia64_os_mca_dispatch(void);
 extern void ia64_os_mca_dispatch_end(void);
diff --git a/arch/ia64/include/asm/mca_asm.h b/arch/ia64/include/asm/mca_asm.h
index dd2a5b13439..13c1d4994d4 100644
--- a/arch/ia64/include/asm/mca_asm.h
+++ b/arch/ia64/include/asm/mca_asm.h
@@ -15,6 +15,8 @@
 #ifndef _ASM_IA64_MCA_ASM_H
 #define _ASM_IA64_MCA_ASM_H
 
+#include <asm/percpu.h>
+
 #define PSR_IC		13
 #define PSR_I		14
 #define	PSR_DT		17
diff --git a/arch/ia64/include/asm/meminit.h b/arch/ia64/include/asm/meminit.h
index 61c7b1750b1..092f1c91b36 100644
--- a/arch/ia64/include/asm/meminit.h
+++ b/arch/ia64/include/asm/meminit.h
@@ -18,7 +18,6 @@
  * 	- crash dumping code reserved region
  * 	- Kernel memory map built from EFI memory map
  * 	- ELF core header
- *	- xen start info if CONFIG_XEN
  *
  * More could be added if necessary
  */
diff --git a/arch/ia64/include/asm/mman.h b/arch/ia64/include/asm/mman.h
index 4459028e5aa..fdd5f5229f7 100644
--- a/arch/ia64/include/asm/mman.h
+++ b/arch/ia64/include/asm/mman.h
@@ -1,23 +1,17 @@
-#ifndef _ASM_IA64_MMAN_H
-#define _ASM_IA64_MMAN_H
-
 /*
  * Based on <asm-i386/mman.h>.
  *
  * Modified 1998-2000, 2002
  *	David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co
  */
+#ifndef _ASM_IA64_MMAN_H
+#define _ASM_IA64_MMAN_H
 
-#include <asm-generic/mman.h>
-
-#define MAP_GROWSUP	0x0200		/* register stack-like segment */
+#include <uapi/asm/mman.h>
 
-#ifdef __KERNEL__
 #ifndef __ASSEMBLY__
 #define arch_mmap_check	ia64_mmap_check
 int ia64_mmap_check(unsigned long addr, unsigned long len,
 		unsigned long flags);
 #endif
-#endif
-
 #endif /* _ASM_IA64_MMAN_H */
diff --git a/arch/ia64/include/asm/module.h b/arch/ia64/include/asm/module.h
index 908eaef42a0..dfba22a872c 100644
--- a/arch/ia64/include/asm/module.h
+++ b/arch/ia64/include/asm/module.h
@@ -1,6 +1,8 @@
 #ifndef _ASM_IA64_MODULE_H
 #define _ASM_IA64_MODULE_H
 
+#include <asm-generic/module.h>
+
 /*
  * IA-64-specific support for kernel module loader.
  *
@@ -29,10 +31,6 @@ struct mod_arch_specific {
 	unsigned int next_got_entry;	/* index of next available got entry */
 };
 
-#define Elf_Shdr	Elf64_Shdr
-#define Elf_Sym		Elf64_Sym
-#define Elf_Ehdr	Elf64_Ehdr
-
 #define MODULE_PROC_FAMILY	"ia64"
 #define MODULE_ARCH_VERMAGIC	MODULE_PROC_FAMILY \
 	"gcc-" __stringify(__GNUC__) "." __stringify(__GNUC_MINOR__)
diff --git a/arch/ia64/include/asm/mutex.h b/arch/ia64/include/asm/mutex.h
index bed73a643a5..f41e66d65e3 100644
--- a/arch/ia64/include/asm/mutex.h
+++ b/arch/ia64/include/asm/mutex.h
@@ -29,17 +29,15 @@ __mutex_fastpath_lock(atomic_t *count, void (*fail_fn)(atomic_t *))
  *  __mutex_fastpath_lock_retval - try to take the lock by moving the count
  *                                 from 1 to a 0 value
  *  @count: pointer of type atomic_t
- *  @fail_fn: function to call if the original value was not 1
  *
- * Change the count from 1 to a value lower than 1, and call <fail_fn> if
- * it wasn't 1 originally. This function returns 0 if the fastpath succeeds,
- * or anything the slow path function returns.
+ * Change the count from 1 to a value lower than 1. This function returns 0
+ * if the fastpath succeeds, or -1 otherwise.
  */
 static inline int
-__mutex_fastpath_lock_retval(atomic_t *count, int (*fail_fn)(atomic_t *))
+__mutex_fastpath_lock_retval(atomic_t *count)
 {
 	if (unlikely(ia64_fetchadd4_acq(count, -1) != 1))
-		return fail_fn(count);
+		return -1;
 	return 0;
 }
 
diff --git a/arch/ia64/include/asm/numa.h b/arch/ia64/include/asm/numa.h
index 6a8a27cfae3..2db0a6c6daa 100644
--- a/arch/ia64/include/asm/numa.h
+++ b/arch/ia64/include/asm/numa.h
@@ -59,7 +59,7 @@ extern struct node_cpuid_s node_cpuid[NR_CPUS];
  */
 
 extern u8 numa_slit[MAX_NUMNODES * MAX_NUMNODES];
-#define node_distance(from,to) (numa_slit[(from) * num_online_nodes() + (to)])
+#define node_distance(from,to) (numa_slit[(from) * MAX_NUMNODES + (to)])
 
 extern int paddr_to_nid(unsigned long paddr);
 
@@ -67,14 +67,13 @@ extern int paddr_to_nid(unsigned long paddr);
 
 extern void map_cpu_to_node(int cpu, int nid);
 extern void unmap_cpu_from_node(int cpu, int nid);
-
+extern void numa_clear_node(int cpu);
 
 #else /* !CONFIG_NUMA */
 #define map_cpu_to_node(cpu, nid)	do{}while(0)
 #define unmap_cpu_from_node(cpu, nid)	do{}while(0)
-
 #define paddr_to_nid(addr)	0
-
+#define numa_clear_node(cpu)	do { } while (0)
 #endif /* CONFIG_NUMA */
 
 #endif /* _ASM_IA64_NUMA_H */
diff --git a/arch/ia64/include/asm/page.h b/arch/ia64/include/asm/page.h
index 961a16f43e6..f1e1b2e3cdb 100644
--- a/arch/ia64/include/asm/page.h
+++ b/arch/ia64/include/asm/page.h
@@ -221,4 +221,14 @@ get_order (unsigned long size)
 					 (((current->personality & READ_IMPLIES_EXEC) != 0)	\
 					  ? VM_EXEC : 0))
 
+#define GATE_ADDR		RGN_BASE(RGN_GATE)
+
+/*
+ * 0xa000000000000000+2*PERCPU_PAGE_SIZE
+ * - 0xa000000000000000+3*PERCPU_PAGE_SIZE remain unmapped (guard page)
+ */
+#define KERNEL_START		 (GATE_ADDR+__IA64_UL_CONST(0x100000000))
+#define PERCPU_ADDR		(-PERCPU_PAGE_SIZE)
+#define LOAD_OFFSET		(KERNEL_START - KERNEL_TR_PAGE_SIZE)
+
 #endif /* _ASM_IA64_PAGE_H */
diff --git a/arch/ia64/include/asm/param.h b/arch/ia64/include/asm/param.h
index 0964c32c135..1295913d6a8 100644
--- a/arch/ia64/include/asm/param.h
+++ b/arch/ia64/include/asm/param.h
@@ -1,6 +1,3 @@
-#ifndef _ASM_IA64_PARAM_H
-#define _ASM_IA64_PARAM_H
-
 /*
  * Fundamental kernel parameters.
  *
@@ -9,25 +6,12 @@
  * Modified 1998, 1999, 2002-2003
  *	David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co
  */
+#ifndef _ASM_IA64_PARAM_H
+#define _ASM_IA64_PARAM_H
 
-#define EXEC_PAGESIZE	65536
-
-#ifndef NOGROUP
-# define NOGROUP	(-1)
-#endif
-
-#define MAXHOSTNAMELEN	64	/* max length of hostname */
+#include <uapi/asm/param.h>
 
-#ifdef __KERNEL__
 # define HZ		CONFIG_HZ
 # define USER_HZ	HZ
 # define CLOCKS_PER_SEC	HZ	/* frequency at which times() counts */
-#else
-   /*
-    * Technically, this is wrong, but some old apps still refer to it.  The proper way to
-    * get the HZ value is via sysconf(_SC_CLK_TCK).
-    */
-# define HZ 1024
-#endif
-
 #endif /* _ASM_IA64_PARAM_H */
diff --git a/arch/ia64/include/asm/paravirt.h b/arch/ia64/include/asm/paravirt.h
index 32551d304cd..b53518a9802 100644
--- a/arch/ia64/include/asm/paravirt.h
+++ b/arch/ia64/include/asm/paravirt.h
@@ -75,7 +75,6 @@ void *paravirt_get_gate_section(void);
 #ifdef CONFIG_PARAVIRT_GUEST
 
 #define PARAVIRT_HYPERVISOR_TYPE_DEFAULT	0
-#define PARAVIRT_HYPERVISOR_TYPE_XEN		1
 
 #ifndef __ASSEMBLY__
 
@@ -281,9 +280,9 @@ paravirt_init_missing_ticks_accounting(int cpu)
 		pv_time_ops.init_missing_ticks_accounting(cpu);
 }
 
-struct jump_label_key;
-extern struct jump_label_key paravirt_steal_enabled;
-extern struct jump_label_key paravirt_steal_rq_enabled;
+struct static_key;
+extern struct static_key paravirt_steal_enabled;
+extern struct static_key paravirt_steal_rq_enabled;
 
 static inline int
 paravirt_do_steal_accounting(unsigned long *new_itm)
diff --git a/arch/ia64/include/asm/parport.h b/arch/ia64/include/asm/parport.h
index 67e16adfcd2..638b4d271b9 100644
--- a/arch/ia64/include/asm/parport.h
+++ b/arch/ia64/include/asm/parport.h
@@ -9,10 +9,9 @@
 #ifndef _ASM_IA64_PARPORT_H
 #define _ASM_IA64_PARPORT_H 1
 
-static int __devinit parport_pc_find_isa_ports (int autoirq, int autodma);
+static int parport_pc_find_isa_ports(int autoirq, int autodma);
 
-static int __devinit
-parport_pc_find_nonpci_ports (int autoirq, int autodma)
+static int parport_pc_find_nonpci_ports(int autoirq, int autodma)
 {
 	return parport_pc_find_isa_ports(autoirq, autodma);
 }
diff --git a/arch/ia64/include/asm/pci.h b/arch/ia64/include/asm/pci.h
index 73b5f785e70..52af5ed9f60 100644
--- a/arch/ia64/include/asm/pci.h
+++ b/arch/ia64/include/asm/pci.h
@@ -11,6 +11,14 @@
 #include <asm/scatterlist.h>
 #include <asm/hw_irq.h>
 
+struct pci_vector_struct {
+	__u16 segment;	/* PCI Segment number */
+	__u16 bus;	/* PCI Bus number */
+	__u32 pci_id;	/* ACPI split 16 bits device, 16 bits function (see section 6.1.1) */
+	__u8 pin;	/* PCI PIN (0 = A, 1 = B, 2 = C, 3 = D) */
+	__u32 irq;	/* IRQ assigned */
+};
+
 /*
  * Can be used to override the logic in pci_scan_bus for skipping already-configured bus
  * numbers - to be used for buggy BIOSes or architectures with incomplete PCI setup by the
@@ -42,18 +50,6 @@ struct pci_dev;
 extern unsigned long ia64_max_iommu_merge_mask;
 #define PCI_DMA_BUS_IS_PHYS	(ia64_max_iommu_merge_mask == ~0UL)
 
-static inline void
-pcibios_set_master (struct pci_dev *dev)
-{
-	/* No special bus mastering setup handling */
-}
-
-static inline void
-pcibios_penalize_isa_irq (int irq, int active)
-{
-	/* We don't do dynamic PCI IRQ allocation */
-}
-
 #include <asm-generic/pci-dma-compat.h>
 
 #ifdef CONFIG_PCI
@@ -87,23 +83,21 @@ extern int pci_mmap_legacy_page_range(struct pci_bus *bus,
 #define pci_legacy_read platform_pci_legacy_read
 #define pci_legacy_write platform_pci_legacy_write
 
-struct pci_window {
-	struct resource resource;
-	u64 offset;
+struct iospace_resource {
+	struct list_head list;
+	struct resource res;
 };
 
 struct pci_controller {
-	void *acpi_handle;
+	struct acpi_device *companion;
 	void *iommu;
 	int segment;
-	int node;		/* nearest node with memory or -1 for global allocation */
-
-	unsigned int windows;
-	struct pci_window *window;
+	int node;		/* nearest node with memory or NUMA_NO_NODE for global allocation */
 
 	void *platform_data;
 };
 
+
 #define PCI_CONTROLLER(busdev) ((struct pci_controller *) busdev->sysdata)
 #define pci_domain_nr(busdev)    (PCI_CONTROLLER(busdev)->segment)
 
@@ -114,12 +108,6 @@ static inline int pci_proc_domain(struct pci_bus *bus)
 	return (pci_domain_nr(bus) != 0);
 }
 
-extern void pcibios_resource_to_bus(struct pci_dev *dev,
-		struct pci_bus_region *region, struct resource *res);
-
-extern void pcibios_bus_to_resource(struct pci_dev *dev,
-		struct resource *res, struct pci_bus_region *region);
-
 static inline struct resource *
 pcibios_select_root(struct pci_dev *pdev, struct resource *res)
 {
@@ -139,7 +127,7 @@ static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
 	return channel ? isa_irq_to_vector(15) : isa_irq_to_vector(14);
 }
 
-#ifdef CONFIG_DMAR
+#ifdef CONFIG_INTEL_IOMMU
 extern void pci_iommu_alloc(void);
 #endif
 #endif /* _ASM_IA64_PCI_H */
diff --git a/arch/ia64/include/asm/perfmon.h b/arch/ia64/include/asm/perfmon.h
index d551183fee9..15476dd3a8b 100644
--- a/arch/ia64/include/asm/perfmon.h
+++ b/arch/ia64/include/asm/perfmon.h
@@ -2,179 +2,12 @@
  * Copyright (C) 2001-2003 Hewlett-Packard Co
  *               Stephane Eranian <eranian@hpl.hp.com>
  */
-
 #ifndef _ASM_IA64_PERFMON_H
 #define _ASM_IA64_PERFMON_H
 
-/*
- * perfmon commands supported on all CPU models
- */
-#define PFM_WRITE_PMCS		0x01
-#define PFM_WRITE_PMDS		0x02
-#define PFM_READ_PMDS		0x03
-#define PFM_STOP		0x04
-#define PFM_START		0x05
-#define PFM_ENABLE		0x06 /* obsolete */
-#define PFM_DISABLE		0x07 /* obsolete */
-#define PFM_CREATE_CONTEXT	0x08
-#define PFM_DESTROY_CONTEXT	0x09 /* obsolete use close() */
-#define PFM_RESTART		0x0a
-#define PFM_PROTECT_CONTEXT	0x0b /* obsolete */
-#define PFM_GET_FEATURES	0x0c
-#define PFM_DEBUG		0x0d
-#define PFM_UNPROTECT_CONTEXT	0x0e /* obsolete */
-#define PFM_GET_PMC_RESET_VAL	0x0f
-#define PFM_LOAD_CONTEXT	0x10
-#define PFM_UNLOAD_CONTEXT	0x11
-
-/*
- * PMU model specific commands (may not be supported on all PMU models)
- */
-#define PFM_WRITE_IBRS		0x20
-#define PFM_WRITE_DBRS		0x21
-
-/*
- * context flags
- */
-#define PFM_FL_NOTIFY_BLOCK    	 0x01	/* block task on user level notifications */
-#define PFM_FL_SYSTEM_WIDE	 0x02	/* create a system wide context */
-#define PFM_FL_OVFL_NO_MSG	 0x80   /* do not post overflow/end messages for notification */
-
-/*
- * event set flags
- */
-#define PFM_SETFL_EXCL_IDLE      0x01   /* exclude idle task (syswide only) XXX: DO NOT USE YET */
-
-/*
- * PMC flags
- */
-#define PFM_REGFL_OVFL_NOTIFY	0x1	/* send notification on overflow */
-#define PFM_REGFL_RANDOM	0x2	/* randomize sampling interval   */
-
-/*
- * PMD/PMC/IBR/DBR return flags (ignored on input)
- *
- * Those flags are used on output and must be checked in case EAGAIN is returned
- * by any of the calls using a pfarg_reg_t or pfarg_dbreg_t structure.
- */
-#define PFM_REG_RETFL_NOTAVAIL	(1UL<<31) /* set if register is implemented but not available */
-#define PFM_REG_RETFL_EINVAL	(1UL<<30) /* set if register entry is invalid */
-#define PFM_REG_RETFL_MASK	(PFM_REG_RETFL_NOTAVAIL|PFM_REG_RETFL_EINVAL)
-
-#define PFM_REG_HAS_ERROR(flag)	(((flag) & PFM_REG_RETFL_MASK) != 0)
-
-typedef unsigned char pfm_uuid_t[16];	/* custom sampling buffer identifier type */
-
-/*
- * Request structure used to define a context
- */
-typedef struct {
-	pfm_uuid_t     ctx_smpl_buf_id;	 /* which buffer format to use (if needed) */
-	unsigned long  ctx_flags;	 /* noblock/block */
-	unsigned short ctx_nextra_sets;	 /* number of extra event sets (you always get 1) */
-	unsigned short ctx_reserved1;	 /* for future use */
-	int	       ctx_fd;		 /* return arg: unique identification for context */
-	void	       *ctx_smpl_vaddr;	 /* return arg: virtual address of sampling buffer, is used */
-	unsigned long  ctx_reserved2[11];/* for future use */
-} pfarg_context_t;
-
-/*
- * Request structure used to write/read a PMC or PMD
- */
-typedef struct {
-	unsigned int	reg_num;	   /* which register */
-	unsigned short	reg_set;	   /* event set for this register */
-	unsigned short	reg_reserved1;	   /* for future use */
-
-	unsigned long	reg_value;	   /* initial pmc/pmd value */
-	unsigned long	reg_flags;	   /* input: pmc/pmd flags, return: reg error */
-
-	unsigned long	reg_long_reset;	   /* reset after buffer overflow notification */
-	unsigned long	reg_short_reset;   /* reset after counter overflow */
-
-	unsigned long	reg_reset_pmds[4]; /* which other counters to reset on overflow */
-	unsigned long	reg_random_seed;   /* seed value when randomization is used */
-	unsigned long	reg_random_mask;   /* bitmask used to limit random value */
-	unsigned long   reg_last_reset_val;/* return: PMD last reset value */
-
-	unsigned long	reg_smpl_pmds[4];  /* which pmds are accessed when PMC overflows */
-	unsigned long	reg_smpl_eventid;  /* opaque sampling event identifier */
-
-	unsigned long   reg_reserved2[3];   /* for future use */
-} pfarg_reg_t;
-
-typedef struct {
-	unsigned int	dbreg_num;		/* which debug register */
-	unsigned short	dbreg_set;		/* event set for this register */
-	unsigned short	dbreg_reserved1;	/* for future use */
-	unsigned long	dbreg_value;		/* value for debug register */
-	unsigned long	dbreg_flags;		/* return: dbreg error */
-	unsigned long	dbreg_reserved2[1];	/* for future use */
-} pfarg_dbreg_t;
-
-typedef struct {
-	unsigned int	ft_version;	/* perfmon: major [16-31], minor [0-15] */
-	unsigned int	ft_reserved;	/* reserved for future use */
-	unsigned long	reserved[4];	/* for future use */
-} pfarg_features_t;
-
-typedef struct {
-	pid_t		load_pid;	   /* process to load the context into */
-	unsigned short	load_set;	   /* first event set to load */
-	unsigned short	load_reserved1;	   /* for future use */
-	unsigned long	load_reserved2[3]; /* for future use */
-} pfarg_load_t;
-
-typedef struct {
-	int		msg_type;		/* generic message header */
-	int		msg_ctx_fd;		/* generic message header */
-	unsigned long	msg_ovfl_pmds[4];	/* which PMDs overflowed */
-	unsigned short  msg_active_set;		/* active set at the time of overflow */
-	unsigned short  msg_reserved1;		/* for future use */
-	unsigned int    msg_reserved2;		/* for future use */
-	unsigned long	msg_tstamp;		/* for perf tuning/debug */
-} pfm_ovfl_msg_t;
-
-typedef struct {
-	int		msg_type;		/* generic message header */
-	int		msg_ctx_fd;		/* generic message header */
-	unsigned long	msg_tstamp;		/* for perf tuning */
-} pfm_end_msg_t;
-
-typedef struct {
-	int		msg_type;		/* type of the message */
-	int		msg_ctx_fd;		/* unique identifier for the context */
-	unsigned long	msg_tstamp;		/* for perf tuning */
-} pfm_gen_msg_t;
-
-#define PFM_MSG_OVFL	1	/* an overflow happened */
-#define PFM_MSG_END	2	/* task to which context was attached ended */
-
-typedef union {
-	pfm_ovfl_msg_t	pfm_ovfl_msg;
-	pfm_end_msg_t	pfm_end_msg;
-	pfm_gen_msg_t	pfm_gen_msg;
-} pfm_msg_t;
-
-/*
- * Define the version numbers for both perfmon as a whole and the sampling buffer format.
- */
-#define PFM_VERSION_MAJ		 2U
-#define PFM_VERSION_MIN		 0U
-#define PFM_VERSION		 (((PFM_VERSION_MAJ&0xffff)<<16)|(PFM_VERSION_MIN & 0xffff))
-#define PFM_VERSION_MAJOR(x)	 (((x)>>16) & 0xffff)
-#define PFM_VERSION_MINOR(x)	 ((x) & 0xffff)
+#include <uapi/asm/perfmon.h>
 
 
-/*
- * miscellaneous architected definitions
- */
-#define PMU_FIRST_COUNTER	4	/* first counting monitor (PMC/PMD) */
-#define PMU_MAX_PMCS		256	/* maximum architected number of PMC registers */
-#define PMU_MAX_PMDS		256	/* maximum architected number of PMD registers */
-
-#ifdef __KERNEL__
-
 extern long perfmonctl(int fd, int cmd, void *arg, int narg);
 
 typedef struct {
@@ -274,6 +107,4 @@ typedef struct {
 extern pfm_sysctl_t pfm_sysctl;
 
 
-#endif /* __KERNEL__ */
-
 #endif /* _ASM_IA64_PERFMON_H */
diff --git a/arch/ia64/include/asm/pgalloc.h b/arch/ia64/include/asm/pgalloc.h
index 96a8d927db2..5767cdfc08d 100644
--- a/arch/ia64/include/asm/pgalloc.h
+++ b/arch/ia64/include/asm/pgalloc.h
@@ -91,7 +91,10 @@ static inline pgtable_t pte_alloc_one(struct mm_struct *mm, unsigned long addr)
 	if (!pg)
 		return NULL;
 	page = virt_to_page(pg);
-	pgtable_page_ctor(page);
+	if (!pgtable_page_ctor(page)) {
+		quicklist_free(0, NULL, pg);
+		return NULL;
+	}
 	return page;
 }
 
diff --git a/arch/ia64/include/asm/pgtable.h b/arch/ia64/include/asm/pgtable.h
index 1a97af31ef1..7935115398a 100644
--- a/arch/ia64/include/asm/pgtable.h
+++ b/arch/ia64/include/asm/pgtable.h
@@ -16,7 +16,6 @@
 #include <asm/mman.h>
 #include <asm/page.h>
 #include <asm/processor.h>
-#include <asm/system.h>
 #include <asm/types.h>
 
 #define IA64_MAX_PHYS_BITS	50	/* max. number of physical address bits (architected) */
@@ -494,9 +493,6 @@ extern void paging_init (void);
 #define pte_to_pgoff(pte)		((pte_val(pte) << 1) >> 3)
 #define pgoff_to_pte(off)		((pte_t) { ((off) << 2) | _PAGE_FILE })
 
-#define io_remap_pfn_range(vma, vaddr, pfn, size, prot)		\
-		remap_pfn_range(vma, vaddr, pfn, size, prot)
-
 /*
  * ZERO_PAGE is a global shared page that is always zero: used
  * for zero-mapped memory areas etc..
diff --git a/arch/ia64/include/asm/posix_types.h b/arch/ia64/include/asm/posix_types.h
deleted file mode 100644
index 17885567b73..00000000000
--- a/arch/ia64/include/asm/posix_types.h
+++ /dev/null
@@ -1,126 +0,0 @@
-#ifndef _ASM_IA64_POSIX_TYPES_H
-#define _ASM_IA64_POSIX_TYPES_H
-
-/*
- * This file is generally used by user-level software, so you need to
- * be a little careful about namespace pollution etc.  Also, we cannot
- * assume GCC is being used.
- *
- * Based on <asm-alpha/posix_types.h>.
- *
- * Modified 1998-2000, 2003
- *	David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co
- */
-
-typedef unsigned long	__kernel_ino_t;
-typedef unsigned int	__kernel_mode_t;
-typedef unsigned int	__kernel_nlink_t;
-typedef long		__kernel_off_t;
-typedef long long	__kernel_loff_t;
-typedef int		__kernel_pid_t;
-typedef int		__kernel_ipc_pid_t;
-typedef unsigned int	__kernel_uid_t;
-typedef unsigned int	__kernel_gid_t;
-typedef unsigned long	__kernel_size_t;
-typedef long		__kernel_ssize_t;
-typedef long		__kernel_ptrdiff_t;
-typedef long		__kernel_time_t;
-typedef long		__kernel_suseconds_t;
-typedef long		__kernel_clock_t;
-typedef int		__kernel_timer_t;
-typedef int		__kernel_clockid_t;
-typedef int		__kernel_daddr_t;
-typedef char *		__kernel_caddr_t;
-typedef unsigned long	__kernel_sigset_t;	/* at least 32 bits */
-typedef unsigned short	__kernel_uid16_t;
-typedef unsigned short	__kernel_gid16_t;
-
-typedef struct {
-	int	val[2];
-} __kernel_fsid_t;
-
-typedef __kernel_uid_t __kernel_old_uid_t;
-typedef __kernel_gid_t __kernel_old_gid_t;
-typedef __kernel_uid_t __kernel_uid32_t;
-typedef __kernel_gid_t __kernel_gid32_t;
-
-typedef unsigned int	__kernel_old_dev_t;
-
-# ifdef __KERNEL__
-
-#  ifndef __GNUC__
-
-#define	__FD_SET(d, set)	((set)->fds_bits[__FDELT(d)] |= __FDMASK(d))
-#define	__FD_CLR(d, set)	((set)->fds_bits[__FDELT(d)] &= ~__FDMASK(d))
-#define	__FD_ISSET(d, set)	(((set)->fds_bits[__FDELT(d)] & __FDMASK(d)) != 0)
-#define	__FD_ZERO(set)	\
-  ((void) memset ((void *) (set), 0, sizeof (__kernel_fd_set)))
-
-#  else /* !__GNUC__ */
-
-/* With GNU C, use inline functions instead so args are evaluated only once: */
-
-#undef __FD_SET
-static __inline__ void __FD_SET(unsigned long fd, __kernel_fd_set *fdsetp)
-{
-	unsigned long _tmp = fd / __NFDBITS;
-	unsigned long _rem = fd % __NFDBITS;
-	fdsetp->fds_bits[_tmp] |= (1UL<<_rem);
-}
-
-#undef __FD_CLR
-static __inline__ void __FD_CLR(unsigned long fd, __kernel_fd_set *fdsetp)
-{
-	unsigned long _tmp = fd / __NFDBITS;
-	unsigned long _rem = fd % __NFDBITS;
-	fdsetp->fds_bits[_tmp] &= ~(1UL<<_rem);
-}
-
-#undef __FD_ISSET
-static __inline__ int __FD_ISSET(unsigned long fd, const __kernel_fd_set *p)
-{ 
-	unsigned long _tmp = fd / __NFDBITS;
-	unsigned long _rem = fd % __NFDBITS;
-	return (p->fds_bits[_tmp] & (1UL<<_rem)) != 0;
-}
-
-/*
- * This will unroll the loop for the normal constant case (8 ints,
- * for a 256-bit fd_set)
- */
-#undef __FD_ZERO
-static __inline__ void __FD_ZERO(__kernel_fd_set *p)
-{
-	unsigned long *tmp = p->fds_bits;
-	int i;
-
-	if (__builtin_constant_p(__FDSET_LONGS)) {
-		switch (__FDSET_LONGS) {
-		      case 16:
-			tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
-			tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0;
-			tmp[ 8] = 0; tmp[ 9] = 0; tmp[10] = 0; tmp[11] = 0;
-			tmp[12] = 0; tmp[13] = 0; tmp[14] = 0; tmp[15] = 0;
-			return;
-
-		      case 8:
-			tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
-			tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0;
-			return;
-
-		      case 4:
-			tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
-			return;
-		}
-	}
-	i = __FDSET_LONGS;
-	while (i) {
-		i--;
-		*tmp = 0;
-		tmp++;
-	}
-}
-
-#  endif /* !__GNUC__ */
-# endif /* __KERNEL__ */
-#endif /* _ASM_IA64_POSIX_TYPES_H */
diff --git a/arch/ia64/include/asm/processor.h b/arch/ia64/include/asm/processor.h
index d9f397fae03..efd1b927ccb 100644
--- a/arch/ia64/include/asm/processor.h
+++ b/arch/ia64/include/asm/processor.h
@@ -19,6 +19,9 @@
 #include <asm/ptrace.h>
 #include <asm/ustack.h>
 
+#define __ARCH_WANT_UNLOCKED_CTXSW
+#define ARCH_HAS_PREFETCH_SWITCH_STACK
+
 #define IA64_NUM_PHYS_STACK_REG	96
 #define IA64_NUM_DBG_REGS	8
 
@@ -31,8 +34,7 @@
  * each (assuming 8KB page size), for a total of 8TB of user virtual
  * address space.
  */
-#define TASK_SIZE_OF(tsk)	((tsk)->thread.task_size)
-#define TASK_SIZE       	TASK_SIZE_OF(current)
+#define TASK_SIZE       	DEFAULT_TASK_SIZE
 
 /*
  * This decides where the kernel will search for a free chunk of vm
@@ -69,6 +71,7 @@
 #include <linux/compiler.h>
 #include <linux/threads.h>
 #include <linux/types.h>
+#include <linux/bitops.h>
 
 #include <asm/fpu.h>
 #include <asm/page.h>
@@ -277,7 +280,6 @@ struct thread_struct {
 	__u8 pad[3];
 	__u64 ksp;			/* kernel stack pointer */
 	__u64 map_base;			/* base address for get_unmapped_area() */
-	__u64 task_size;		/* limit for task size */
 	__u64 rbs_bot;			/* the base address for the RBS */
 	int last_fph_cpu;		/* CPU that may hold the contents of f32-f127 */
 
@@ -300,7 +302,6 @@ struct thread_struct {
 	.ksp =		0,					\
 	.map_base =	DEFAULT_MAP_BASE,			\
 	.rbs_bot =	STACK_TOP - DEFAULT_USER_STACK_SIZE,	\
-	.task_size =	DEFAULT_TASK_SIZE,			\
 	.last_fph_cpu =  -1,					\
 	INIT_THREAD_PM						\
 	.dbr =		{0, },					\
@@ -309,7 +310,6 @@ struct thread_struct {
 }
 
 #define start_thread(regs,new_ip,new_sp) do {							\
-	set_fs(USER_DS);									\
 	regs->cr_ipsr = ((regs->cr_ipsr | (IA64_PSR_BITS_TO_SET | IA64_PSR_CPL))		\
 			 & ~(IA64_PSR_BITS_TO_CLEAR | IA64_PSR_RI | IA64_PSR_IS));		\
 	regs->cr_iip = new_ip;									\
@@ -320,7 +320,7 @@ struct thread_struct {
 	regs->loadrs = 0;									\
 	regs->r8 = get_dumpable(current->mm);	/* set "don't zap registers" flag */		\
 	regs->r12 = new_sp - 16;	/* allocate 16 byte scratch area */			\
-	if (unlikely(!get_dumpable(current->mm))) {							\
+	if (unlikely(get_dumpable(current->mm) != SUID_DUMP_USER)) {	\
 		/*										\
 		 * Zap scratch regs to avoid leaking bits between processes with different	\
 		 * uid/privileges.								\
@@ -341,25 +341,6 @@ struct task_struct;
  */
 #define release_thread(dead_task)
 
-/* Prepare to copy thread state - unlazy all lazy status */
-#define prepare_to_copy(tsk)	do { } while (0)
-
-/*
- * This is the mechanism for creating a new kernel thread.
- *
- * NOTE 1: Only a kernel-only process (ie the swapper or direct
- * descendants who haven't done an "execve()") should use this: it
- * will work within a system call from a "real" process, but the
- * process memory space will not be free'd until both the parent and
- * the child have exited.
- *
- * NOTE 2: This MUST NOT be an inlined function.  Otherwise, we get
- * into trouble in init/main.c when the child thread returns to
- * do_basic_setup() and the timing is such that free_initmem() has
- * been called already.
- */
-extern pid_t kernel_thread (int (*fn)(void *), void *arg, unsigned long flags);
-
 /* Get wait channel for task P.  */
 extern unsigned long get_wchan (struct task_struct *p);
 
@@ -721,6 +702,10 @@ extern unsigned long boot_option_idle_override;
 enum idle_boot_override {IDLE_NO_OVERRIDE=0, IDLE_HALT, IDLE_FORCE_MWAIT,
 			 IDLE_NOMWAIT, IDLE_POLL};
 
+void default_idle(void);
+
+#define ia64_platform_is(x) (strcmp(x, ia64_platform_name) == 0)
+
 #endif /* !__ASSEMBLY__ */
 
 #endif /* _ASM_IA64_PROCESSOR_H */
diff --git a/arch/ia64/include/asm/ptrace.h b/arch/ia64/include/asm/ptrace.h
index f5cb27614e3..845143990a1 100644
--- a/arch/ia64/include/asm/ptrace.h
+++ b/arch/ia64/include/asm/ptrace.h
@@ -1,6 +1,3 @@
-#ifndef _ASM_IA64_PTRACE_H
-#define _ASM_IA64_PTRACE_H
-
 /*
  * Copyright (C) 1998-2004 Hewlett-Packard Co
  *	David Mosberger-Tang <davidm@hpl.hp.com>
@@ -15,52 +12,13 @@
  *  6/17/99	D. Mosberger	added second unat member to "struct switch_stack"
  *
  */
-/*
- * When a user process is blocked, its state looks as follows:
- *
- *            +----------------------+	-------	IA64_STK_OFFSET
- *     	      |			     |	 ^
- *            | struct pt_regs       |	 |
- *	      |			     |	 |
- *            +----------------------+	 |
- *	      |			     |	 |
- *     	      |	   memory stack	     |	 |
- *	      |	(growing downwards)  |	 |
- *	      //.....................//	 |
- *					 |
- *	      //.....................//	 |
- *	      |			     |	 |
- *            +----------------------+	 |
- *            | struct switch_stack  |	 |
- *	      |			     |	 |
- *	      +----------------------+	 |
- *	      |			     |	 |
- *	      //.....................//	 |
- *					 |
- *	      //.....................//	 |
- *	      |			     |	 |
- *	      |	 register stack	     |	 |
- *	      |	(growing upwards)    |	 |
- *            |			     |	 |
- *	      +----------------------+	 |  ---	IA64_RBS_OFFSET
- *            |  struct thread_info  |	 |  ^
- *	      +----------------------+	 |  |
- *	      |			     |	 |  |
- *            |  struct task_struct  |	 |  |
- * current -> |			     |   |  |
- *	      +----------------------+ -------
- *
- * Note that ar.ec is not saved explicitly in pt_reg or switch_stack.
- * This is because ar.ec is saved as part of ar.pfs.
- */
-
-
-#include <asm/fpu.h>
+#ifndef _ASM_IA64_PTRACE_H
+#define _ASM_IA64_PTRACE_H
 
-#ifdef __KERNEL__
 #ifndef ASM_OFFSETS_C
 #include <asm/asm-offsets.h>
 #endif
+#include <uapi/asm/ptrace.h>
 
 /*
  * Base-2 logarithm of number of pages to allocate per task structure
@@ -81,155 +39,8 @@
 
 #define KERNEL_STACK_SIZE		IA64_STK_OFFSET
 
-#endif /* __KERNEL__ */
-
 #ifndef __ASSEMBLY__
 
-/*
- * This struct defines the way the registers are saved on system
- * calls.
- *
- * We don't save all floating point register because the kernel
- * is compiled to use only a very small subset, so the other are
- * untouched.
- *
- * THIS STRUCTURE MUST BE A MULTIPLE 16-BYTE IN SIZE
- * (because the memory stack pointer MUST ALWAYS be aligned this way)
- *
- */
-struct pt_regs {
-	/* The following registers are saved by SAVE_MIN: */
-	unsigned long b6;		/* scratch */
-	unsigned long b7;		/* scratch */
-
-	unsigned long ar_csd;           /* used by cmp8xchg16 (scratch) */
-	unsigned long ar_ssd;           /* reserved for future use (scratch) */
-
-	unsigned long r8;		/* scratch (return value register 0) */
-	unsigned long r9;		/* scratch (return value register 1) */
-	unsigned long r10;		/* scratch (return value register 2) */
-	unsigned long r11;		/* scratch (return value register 3) */
-
-	unsigned long cr_ipsr;		/* interrupted task's psr */
-	unsigned long cr_iip;		/* interrupted task's instruction pointer */
-	/*
-	 * interrupted task's function state; if bit 63 is cleared, it
-	 * contains syscall's ar.pfs.pfm:
-	 */
-	unsigned long cr_ifs;
-
-	unsigned long ar_unat;		/* interrupted task's NaT register (preserved) */
-	unsigned long ar_pfs;		/* prev function state  */
-	unsigned long ar_rsc;		/* RSE configuration */
-	/* The following two are valid only if cr_ipsr.cpl > 0 || ti->flags & _TIF_MCA_INIT */
-	unsigned long ar_rnat;		/* RSE NaT */
-	unsigned long ar_bspstore;	/* RSE bspstore */
-
-	unsigned long pr;		/* 64 predicate registers (1 bit each) */
-	unsigned long b0;		/* return pointer (bp) */
-	unsigned long loadrs;		/* size of dirty partition << 16 */
-
-	unsigned long r1;		/* the gp pointer */
-	unsigned long r12;		/* interrupted task's memory stack pointer */
-	unsigned long r13;		/* thread pointer */
-
-	unsigned long ar_fpsr;		/* floating point status (preserved) */
-	unsigned long r15;		/* scratch */
-
-	/* The remaining registers are NOT saved for system calls.  */
-
-	unsigned long r14;		/* scratch */
-	unsigned long r2;		/* scratch */
-	unsigned long r3;		/* scratch */
-
-	/* The following registers are saved by SAVE_REST: */
-	unsigned long r16;		/* scratch */
-	unsigned long r17;		/* scratch */
-	unsigned long r18;		/* scratch */
-	unsigned long r19;		/* scratch */
-	unsigned long r20;		/* scratch */
-	unsigned long r21;		/* scratch */
-	unsigned long r22;		/* scratch */
-	unsigned long r23;		/* scratch */
-	unsigned long r24;		/* scratch */
-	unsigned long r25;		/* scratch */
-	unsigned long r26;		/* scratch */
-	unsigned long r27;		/* scratch */
-	unsigned long r28;		/* scratch */
-	unsigned long r29;		/* scratch */
-	unsigned long r30;		/* scratch */
-	unsigned long r31;		/* scratch */
-
-	unsigned long ar_ccv;		/* compare/exchange value (scratch) */
-
-	/*
-	 * Floating point registers that the kernel considers scratch:
-	 */
-	struct ia64_fpreg f6;		/* scratch */
-	struct ia64_fpreg f7;		/* scratch */
-	struct ia64_fpreg f8;		/* scratch */
-	struct ia64_fpreg f9;		/* scratch */
-	struct ia64_fpreg f10;		/* scratch */
-	struct ia64_fpreg f11;		/* scratch */
-};
-
-/*
- * This structure contains the addition registers that need to
- * preserved across a context switch.  This generally consists of
- * "preserved" registers.
- */
-struct switch_stack {
-	unsigned long caller_unat;	/* user NaT collection register (preserved) */
-	unsigned long ar_fpsr;		/* floating-point status register */
-
-	struct ia64_fpreg f2;		/* preserved */
-	struct ia64_fpreg f3;		/* preserved */
-	struct ia64_fpreg f4;		/* preserved */
-	struct ia64_fpreg f5;		/* preserved */
-
-	struct ia64_fpreg f12;		/* scratch, but untouched by kernel */
-	struct ia64_fpreg f13;		/* scratch, but untouched by kernel */
-	struct ia64_fpreg f14;		/* scratch, but untouched by kernel */
-	struct ia64_fpreg f15;		/* scratch, but untouched by kernel */
-	struct ia64_fpreg f16;		/* preserved */
-	struct ia64_fpreg f17;		/* preserved */
-	struct ia64_fpreg f18;		/* preserved */
-	struct ia64_fpreg f19;		/* preserved */
-	struct ia64_fpreg f20;		/* preserved */
-	struct ia64_fpreg f21;		/* preserved */
-	struct ia64_fpreg f22;		/* preserved */
-	struct ia64_fpreg f23;		/* preserved */
-	struct ia64_fpreg f24;		/* preserved */
-	struct ia64_fpreg f25;		/* preserved */
-	struct ia64_fpreg f26;		/* preserved */
-	struct ia64_fpreg f27;		/* preserved */
-	struct ia64_fpreg f28;		/* preserved */
-	struct ia64_fpreg f29;		/* preserved */
-	struct ia64_fpreg f30;		/* preserved */
-	struct ia64_fpreg f31;		/* preserved */
-
-	unsigned long r4;		/* preserved */
-	unsigned long r5;		/* preserved */
-	unsigned long r6;		/* preserved */
-	unsigned long r7;		/* preserved */
-
-	unsigned long b0;		/* so we can force a direct return in copy_thread */
-	unsigned long b1;
-	unsigned long b2;
-	unsigned long b3;
-	unsigned long b4;
-	unsigned long b5;
-
-	unsigned long ar_pfs;		/* previous function state */
-	unsigned long ar_lc;		/* loop counter (preserved) */
-	unsigned long ar_unat;		/* NaT bits for r4-r7 */
-	unsigned long ar_rnat;		/* RSE NaT collection register */
-	unsigned long ar_bspstore;	/* RSE dirty base (preserved) */
-	unsigned long pr;		/* 64 predicate registers (1 bit each) */
-};
-
-#ifdef __KERNEL__
-
 #include <asm/current.h>
 #include <asm/page.h>
 
@@ -246,7 +57,18 @@ static inline unsigned long user_stack_pointer(struct pt_regs *regs)
 	return regs->ar_bspstore;
 }
 
-#define regs_return_value(regs) ((regs)->r8)
+static inline int is_syscall_success(struct pt_regs *regs)
+{
+	return regs->r10 != -1;
+}
+
+static inline long regs_return_value(struct pt_regs *regs)
+{
+	if (is_syscall_success(regs))
+		return regs->r8;
+	else
+		return -regs->r8;
+}
 
 /* Conserve space in histogram by encoding slot bits in address
  * bits 2 and 3 rather than bits 0 and 1.
@@ -256,6 +78,11 @@ static inline unsigned long user_stack_pointer(struct pt_regs *regs)
 	unsigned long __ip = instruction_pointer(regs);			\
 	(__ip & ~3UL) + ((__ip & 3UL) << 2);				\
 })
+/*
+ * Why not default?  Because user_stack_pointer() on ia64 gives register
+ * stack backing store instead...
+ */
+#define current_user_stack_pointer() (current_pt_regs()->r12)
 
   /* given a pointer to a task_struct, return the user's pt_regs */
 # define task_pt_regs(t)		(((struct pt_regs *) ((char *) (t) + IA64_STK_OFFSET)) - 1)
@@ -320,46 +147,5 @@ static inline unsigned long user_stack_pointer(struct pt_regs *regs)
   #define arch_has_single_step()  (1)
   #define arch_has_block_step()   (1)
 
-#endif /* !__KERNEL__ */
-
-/* pt_all_user_regs is used for PTRACE_GETREGS PTRACE_SETREGS */
-struct pt_all_user_regs {
-	unsigned long nat;
-	unsigned long cr_iip;
-	unsigned long cfm;
-	unsigned long cr_ipsr;
-	unsigned long pr;
-
-	unsigned long gr[32];
-	unsigned long br[8];
-	unsigned long ar[128];
-	struct ia64_fpreg fr[128];
-};
-
 #endif /* !__ASSEMBLY__ */
-
-/* indices to application-registers array in pt_all_user_regs */
-#define PT_AUR_RSC	16
-#define PT_AUR_BSP	17
-#define PT_AUR_BSPSTORE	18
-#define PT_AUR_RNAT	19
-#define PT_AUR_CCV	32
-#define PT_AUR_UNAT	36
-#define PT_AUR_FPSR	40
-#define PT_AUR_PFS	64
-#define PT_AUR_LC	65
-#define PT_AUR_EC	66
-
-/*
- * The numbers chosen here are somewhat arbitrary but absolutely MUST
- * not overlap with any of the number assigned in <linux/ptrace.h>.
- */
-#define PTRACE_SINGLEBLOCK	12	/* resume execution until next branch */
-#define PTRACE_OLD_GETSIGINFO	13	/* (replaced by PTRACE_GETSIGINFO in <linux/ptrace.h>)  */
-#define PTRACE_OLD_SETSIGINFO	14	/* (replaced by PTRACE_SETSIGINFO in <linux/ptrace.h>)  */
-#define PTRACE_GETREGS		18	/* get all registers (pt_all_user_regs) in one shot */
-#define PTRACE_SETREGS		19	/* set all registers (pt_all_user_regs) in one shot */
-
-#define PTRACE_OLDSETOPTIONS	21
-
 #endif /* _ASM_IA64_PTRACE_H */
diff --git a/arch/ia64/include/asm/pvclock-abi.h b/arch/ia64/include/asm/pvclock-abi.h
index 44ef9ef8f5b..42b233bedeb 100644
--- a/arch/ia64/include/asm/pvclock-abi.h
+++ b/arch/ia64/include/asm/pvclock-abi.h
@@ -11,7 +11,7 @@
 /*
  * These structs MUST NOT be changed.
  * They are the ABI between hypervisor and guest OS.
- * Both Xen and KVM are using this.
+ * KVM is using this.
  *
  * pvclock_vcpu_time_info holds the system time and the tsc timestamp
  * of the last update. So the guest can use the tsc delta to get a
diff --git a/arch/ia64/include/asm/sal.h b/arch/ia64/include/asm/sal.h
index d19ddba4e32..e504f382115 100644
--- a/arch/ia64/include/asm/sal.h
+++ b/arch/ia64/include/asm/sal.h
@@ -40,7 +40,6 @@
 #include <linux/efi.h>
 
 #include <asm/pal.h>
-#include <asm/system.h>
 #include <asm/fpu.h>
 
 extern spinlock_t sal_lock;
diff --git a/arch/ia64/include/asm/setup.h b/arch/ia64/include/asm/setup.h
deleted file mode 100644
index 4399a44355b..00000000000
--- a/arch/ia64/include/asm/setup.h
+++ /dev/null
@@ -1,6 +0,0 @@
-#ifndef __IA64_SETUP_H
-#define __IA64_SETUP_H
-
-#define COMMAND_LINE_SIZE	2048
-
-#endif
diff --git a/arch/ia64/include/asm/siginfo.h b/arch/ia64/include/asm/siginfo.h
index c8fcaa2ac48..6f2e2dd0f28 100644
--- a/arch/ia64/include/asm/siginfo.h
+++ b/arch/ia64/include/asm/siginfo.h
@@ -1,124 +1,14 @@
-#ifndef _ASM_IA64_SIGINFO_H
-#define _ASM_IA64_SIGINFO_H
-
 /*
  * Based on <asm-i386/siginfo.h>.
  *
  * Modified 1998-2002
  *	David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co
  */
+#ifndef _ASM_IA64_SIGINFO_H
+#define _ASM_IA64_SIGINFO_H
 
-#define __ARCH_SI_PREAMBLE_SIZE	(4 * sizeof(int))
-
-#define HAVE_ARCH_SIGINFO_T
-#define HAVE_ARCH_COPY_SIGINFO
-#define HAVE_ARCH_COPY_SIGINFO_TO_USER
-
-#include <asm-generic/siginfo.h>
-
-typedef struct siginfo {
-	int si_signo;
-	int si_errno;
-	int si_code;
-	int __pad0;
-
-	union {
-		int _pad[SI_PAD_SIZE];
-
-		/* kill() */
-		struct {
-			pid_t _pid;		/* sender's pid */
-			uid_t _uid;		/* sender's uid */
-		} _kill;
-
-		/* POSIX.1b timers */
-		struct {
-			timer_t _tid;		/* timer id */
-			int _overrun;		/* overrun count */
-			char _pad[sizeof(__ARCH_SI_UID_T) - sizeof(int)];
-			sigval_t _sigval;	/* must overlay ._rt._sigval! */
-			int _sys_private;	/* not to be passed to user */
-		} _timer;
-
-		/* POSIX.1b signals */
-		struct {
-			pid_t _pid;		/* sender's pid */
-			uid_t _uid;		/* sender's uid */
-			sigval_t _sigval;
-		} _rt;
-
-		/* SIGCHLD */
-		struct {
-			pid_t _pid;		/* which child */
-			uid_t _uid;		/* sender's uid */
-			int _status;		/* exit code */
-			clock_t _utime;
-			clock_t _stime;
-		} _sigchld;
-
-		/* SIGILL, SIGFPE, SIGSEGV, SIGBUS */
-		struct {
-			void __user *_addr;	/* faulting insn/memory ref. */
-			int _imm;		/* immediate value for "break" */
-			unsigned int _flags;	/* see below */
-			unsigned long _isr;	/* isr */
-			short _addr_lsb;	/* lsb of faulting address */
-		} _sigfault;
-
-		/* SIGPOLL */
-		struct {
-			long _band;	/* POLL_IN, POLL_OUT, POLL_MSG (XPG requires a "long") */
-			int _fd;
-		} _sigpoll;
-	} _sifields;
-} siginfo_t;
-
-#define si_imm		_sifields._sigfault._imm	/* as per UNIX SysV ABI spec */
-#define si_flags	_sifields._sigfault._flags
-/*
- * si_isr is valid for SIGILL, SIGFPE, SIGSEGV, SIGBUS, and SIGTRAP provided that
- * si_code is non-zero and __ISR_VALID is set in si_flags.
- */
-#define si_isr		_sifields._sigfault._isr
-
-/*
- * Flag values for si_flags:
- */
-#define __ISR_VALID_BIT	0
-#define __ISR_VALID	(1 << __ISR_VALID_BIT)
-
-/*
- * SIGILL si_codes
- */
-#define ILL_BADIADDR	(__SI_FAULT|9)	/* unimplemented instruction address */
-#define __ILL_BREAK	(__SI_FAULT|10)	/* illegal break */
-#define __ILL_BNDMOD	(__SI_FAULT|11)	/* bundle-update (modification) in progress */
-#undef NSIGILL
-#define NSIGILL		11
-
-/*
- * SIGFPE si_codes
- */
-#define __FPE_DECOVF	(__SI_FAULT|9)	/* decimal overflow */
-#define __FPE_DECDIV	(__SI_FAULT|10)	/* decimal division by zero */
-#define __FPE_DECERR	(__SI_FAULT|11)	/* packed decimal error */
-#define __FPE_INVASC	(__SI_FAULT|12)	/* invalid ASCII digit */
-#define __FPE_INVDEC	(__SI_FAULT|13)	/* invalid decimal digit */
-#undef NSIGFPE
-#define NSIGFPE		13
-
-/*
- * SIGSEGV si_codes
- */
-#define __SEGV_PSTKOVF	(__SI_FAULT|3)	/* paragraph stack overflow */
-#undef NSIGSEGV
-#define NSIGSEGV	3
-
-#undef NSIGTRAP
-#define NSIGTRAP	4
-
-#ifdef __KERNEL__
 #include <linux/string.h>
+#include <uapi/asm/siginfo.h>
 
 static inline void
 copy_siginfo (siginfo_t *to, siginfo_t *from)
@@ -130,6 +20,4 @@ copy_siginfo (siginfo_t *to, siginfo_t *from)
 		memcpy(to, from, 4*sizeof(int) + sizeof(from->_sifields._sigchld));
 }
 
-#endif /* __KERNEL__ */
-
 #endif /* _ASM_IA64_SIGINFO_H */
diff --git a/arch/ia64/include/asm/signal.h b/arch/ia64/include/asm/signal.h
index b166248d49a..c62afa4a0dc 100644
--- a/arch/ia64/include/asm/signal.h
+++ b/arch/ia64/include/asm/signal.h
@@ -1,6 +1,3 @@
-#ifndef _ASM_IA64_SIGNAL_H
-#define _ASM_IA64_SIGNAL_H
-
 /*
  * Modified 1998-2001, 2003
  *	David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co
@@ -8,129 +5,18 @@
  * Unfortunately, this file is being included by bits/signal.h in
  * glibc-2.x.  Hence the #ifdef __KERNEL__ ugliness.
  */
+#ifndef _ASM_IA64_SIGNAL_H
+#define _ASM_IA64_SIGNAL_H
 
-#define SIGHUP		 1
-#define SIGINT		 2
-#define SIGQUIT		 3
-#define SIGILL		 4
-#define SIGTRAP		 5
-#define SIGABRT		 6
-#define SIGIOT		 6
-#define SIGBUS		 7
-#define SIGFPE		 8
-#define SIGKILL		 9
-#define SIGUSR1		10
-#define SIGSEGV		11
-#define SIGUSR2		12
-#define SIGPIPE		13
-#define SIGALRM		14
-#define SIGTERM		15
-#define SIGSTKFLT	16
-#define SIGCHLD		17
-#define SIGCONT		18
-#define SIGSTOP		19
-#define SIGTSTP		20
-#define SIGTTIN		21
-#define SIGTTOU		22
-#define SIGURG		23
-#define SIGXCPU		24
-#define SIGXFSZ		25
-#define SIGVTALRM	26
-#define SIGPROF		27
-#define SIGWINCH	28
-#define SIGIO		29
-#define SIGPOLL		SIGIO
-/*
-#define SIGLOST		29
-*/
-#define SIGPWR		30
-#define SIGSYS		31
-/* signal 31 is no longer "unused", but the SIGUNUSED macro remains for backwards compatibility */
-#define	SIGUNUSED	31
-
-/* These should not be considered constants from userland.  */
-#define SIGRTMIN	32
-#define SIGRTMAX	_NSIG
-
-/*
- * SA_FLAGS values:
- *
- * SA_ONSTACK indicates that a registered stack_t will be used.
- * SA_RESTART flag to get restarting signals (which were the default long ago)
- * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop.
- * SA_RESETHAND clears the handler when the signal is delivered.
- * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies.
- * SA_NODEFER prevents the current signal from being masked in the handler.
- *
- * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
- * Unix names RESETHAND and NODEFER respectively.
- */
-#define SA_NOCLDSTOP	0x00000001
-#define SA_NOCLDWAIT	0x00000002
-#define SA_SIGINFO	0x00000004
-#define SA_ONSTACK	0x08000000
-#define SA_RESTART	0x10000000
-#define SA_NODEFER	0x40000000
-#define SA_RESETHAND	0x80000000
-
-#define SA_NOMASK	SA_NODEFER
-#define SA_ONESHOT	SA_RESETHAND
-
-#define SA_RESTORER	0x04000000
-
-/*
- * sigaltstack controls
- */
-#define SS_ONSTACK	1
-#define SS_DISABLE	2
-
-/*
- * The minimum stack size needs to be fairly large because we want to
- * be sure that an app compiled for today's CPUs will continue to run
- * on all future CPU models.  The CPU model matters because the signal
- * frame needs to have space for the complete machine state, including
- * all physical stacked registers.  The number of physical stacked
- * registers is CPU model dependent, but given that the width of
- * ar.rsc.loadrs is 14 bits, we can assume that they'll never take up
- * more than 16KB of space.
- */
-#if 1
-  /*
-   * This is a stupid typo: the value was _meant_ to be 131072 (0x20000), but I typed it
-   * in wrong. ;-(  To preserve backwards compatibility, we leave the kernel at the
-   * incorrect value and fix libc only.
-   */
-# define MINSIGSTKSZ	131027	/* min. stack size for sigaltstack() */
-#else
-# define MINSIGSTKSZ	131072	/* min. stack size for sigaltstack() */
-#endif
-#define SIGSTKSZ	262144	/* default stack size for sigaltstack() */
+#include <uapi/asm/signal.h>
 
-#ifdef __KERNEL__
 
 #define _NSIG		64
 #define _NSIG_BPW	64
 #define _NSIG_WORDS	(_NSIG / _NSIG_BPW)
 
-#endif /* __KERNEL__ */
-
-#include <asm-generic/signal-defs.h>
-
 # ifndef __ASSEMBLY__
 
-#  include <linux/types.h>
-
-/* Avoid too many header ordering problems.  */
-struct siginfo;
-
-typedef struct sigaltstack {
-	void __user *ss_sp;
-	int ss_flags;
-	size_t ss_size;
-} stack_t;
-
-#ifdef __KERNEL__
-
 /* Most things should be clean enough to redefine this at will, if care
    is taken to make libc match.  */
 
@@ -140,21 +26,7 @@ typedef struct {
 	unsigned long sig[_NSIG_WORDS];
 } sigset_t;
 
-struct sigaction {
-	__sighandler_t sa_handler;
-	unsigned long sa_flags;
-	sigset_t sa_mask;		/* mask last for extensibility */
-};
-
-struct k_sigaction {
-	struct sigaction sa;
-};
-
 #  include <asm/sigcontext.h>
 
-#define ptrace_signal_deliver(regs, cookie) do { } while (0)
-
-#endif /* __KERNEL__ */
-
 # endif /* !__ASSEMBLY__ */
 #endif /* _ASM_IA64_SIGNAL_H */
diff --git a/arch/ia64/include/asm/smp.h b/arch/ia64/include/asm/smp.h
index 0b3b3997dec..fea21e98602 100644
--- a/arch/ia64/include/asm/smp.h
+++ b/arch/ia64/include/asm/smp.h
@@ -55,7 +55,7 @@ extern struct smp_boot_data {
 	int cpu_phys_id[NR_CPUS];
 } smp_boot_data __initdata;
 
-extern char no_int_routing __devinitdata;
+extern char no_int_routing;
 
 extern cpumask_t cpu_core_map[NR_CPUS];
 DECLARE_PER_CPU_SHARED_ALIGNED(cpumask_t, cpu_sibling_map);
diff --git a/arch/ia64/include/asm/sn/pda.h b/arch/ia64/include/asm/sn/pda.h
index 1c5108d44d8..22ae358c8d1 100644
--- a/arch/ia64/include/asm/sn/pda.h
+++ b/arch/ia64/include/asm/sn/pda.h
@@ -10,7 +10,6 @@
 
 #include <linux/cache.h>
 #include <asm/percpu.h>
-#include <asm/system.h>
 
 
 /*
diff --git a/arch/ia64/include/asm/spinlock.h b/arch/ia64/include/asm/spinlock.h
index b77768d35f9..45698cd15b7 100644
--- a/arch/ia64/include/asm/spinlock.h
+++ b/arch/ia64/include/asm/spinlock.h
@@ -15,7 +15,6 @@
 
 #include <linux/atomic.h>
 #include <asm/intrinsics.h>
-#include <asm/system.h>
 
 #define arch_spin_lock_init(x)			((x)->lock = 0)
 
@@ -103,6 +102,11 @@ static inline int __ticket_spin_is_contended(arch_spinlock_t *lock)
 	return ((tmp - (tmp >> TICKET_SHIFT)) & TICKET_MASK) > 1;
 }
 
+static __always_inline int arch_spin_value_unlocked(arch_spinlock_t lock)
+{
+	return !(((lock.lock >> TICKET_SHIFT) ^ lock.lock) & TICKET_MASK);
+}
+
 static inline int arch_spin_is_locked(arch_spinlock_t *lock)
 {
 	return __ticket_spin_is_locked(lock);
diff --git a/arch/ia64/include/asm/switch_to.h b/arch/ia64/include/asm/switch_to.h
new file mode 100644
index 00000000000..d38c7ea5eea
--- /dev/null
+++ b/arch/ia64/include/asm/switch_to.h
@@ -0,0 +1,79 @@
+/*
+ * Low-level task switching. This is based on information published in
+ * the Processor Abstraction Layer and the System Abstraction Layer
+ * manual.
+ *
+ * Copyright (C) 1998-2003 Hewlett-Packard Co
+ *	David Mosberger-Tang <davidm@hpl.hp.com>
+ * Copyright (C) 1999 Asit Mallick <asit.k.mallick@intel.com>
+ * Copyright (C) 1999 Don Dugger <don.dugger@intel.com>
+ */
+#ifndef _ASM_IA64_SWITCH_TO_H
+#define _ASM_IA64_SWITCH_TO_H
+
+#include <linux/percpu.h>
+
+struct task_struct;
+
+/*
+ * Context switch from one thread to another.  If the two threads have
+ * different address spaces, schedule() has already taken care of
+ * switching to the new address space by calling switch_mm().
+ *
+ * Disabling access to the fph partition and the debug-register
+ * context switch MUST be done before calling ia64_switch_to() since a
+ * newly created thread returns directly to
+ * ia64_ret_from_syscall_clear_r8.
+ */
+extern struct task_struct *ia64_switch_to (void *next_task);
+
+extern void ia64_save_extra (struct task_struct *task);
+extern void ia64_load_extra (struct task_struct *task);
+
+#ifdef CONFIG_PERFMON
+  DECLARE_PER_CPU(unsigned long, pfm_syst_info);
+# define PERFMON_IS_SYSWIDE() (__get_cpu_var(pfm_syst_info) & 0x1)
+#else
+# define PERFMON_IS_SYSWIDE() (0)
+#endif
+
+#define IA64_HAS_EXTRA_STATE(t)							\
+	((t)->thread.flags & (IA64_THREAD_DBG_VALID|IA64_THREAD_PM_VALID)	\
+	 || PERFMON_IS_SYSWIDE())
+
+#define __switch_to(prev,next,last) do {							 \
+	if (IA64_HAS_EXTRA_STATE(prev))								 \
+		ia64_save_extra(prev);								 \
+	if (IA64_HAS_EXTRA_STATE(next))								 \
+		ia64_load_extra(next);								 \
+	ia64_psr(task_pt_regs(next))->dfh = !ia64_is_local_fpu_owner(next);			 \
+	(last) = ia64_switch_to((next));							 \
+} while (0)
+
+#ifdef CONFIG_SMP
+/*
+ * In the SMP case, we save the fph state when context-switching away from a thread that
+ * modified fph.  This way, when the thread gets scheduled on another CPU, the CPU can
+ * pick up the state from task->thread.fph, avoiding the complication of having to fetch
+ * the latest fph state from another CPU.  In other words: eager save, lazy restore.
+ */
+# define switch_to(prev,next,last) do {						\
+	if (ia64_psr(task_pt_regs(prev))->mfh && ia64_is_local_fpu_owner(prev)) {				\
+		ia64_psr(task_pt_regs(prev))->mfh = 0;			\
+		(prev)->thread.flags |= IA64_THREAD_FPH_VALID;			\
+		__ia64_save_fpu((prev)->thread.fph);				\
+	}									\
+	__switch_to(prev, next, last);						\
+	/* "next" in old context is "current" in new context */			\
+	if (unlikely((current->thread.flags & IA64_THREAD_MIGRATION) &&	       \
+		     (task_cpu(current) !=				       \
+		      		      task_thread_info(current)->last_cpu))) { \
+		platform_migrate(current);				       \
+		task_thread_info(current)->last_cpu = task_cpu(current);       \
+	}								       \
+} while (0)
+#else
+# define switch_to(prev,next,last)	__switch_to(prev, next, last)
+#endif
+
+#endif /* _ASM_IA64_SWITCH_TO_H */
diff --git a/arch/ia64/include/asm/sync_bitops.h b/arch/ia64/include/asm/sync_bitops.h
deleted file mode 100644
index 593c12eeb27..00000000000
--- a/arch/ia64/include/asm/sync_bitops.h
+++ /dev/null
@@ -1,51 +0,0 @@
-#ifndef _ASM_IA64_SYNC_BITOPS_H
-#define _ASM_IA64_SYNC_BITOPS_H
-
-/*
- * Copyright (C) 2008 Isaku Yamahata <yamahata at valinux co jp>
- *
- * Based on synch_bitops.h which Dan Magenhaimer wrote.
- *
- * bit operations which provide guaranteed strong synchronisation
- * when communicating with Xen or other guest OSes running on other CPUs.
- */
-
-static inline void sync_set_bit(int nr, volatile void *addr)
-{
-	set_bit(nr, addr);
-}
-
-static inline void sync_clear_bit(int nr, volatile void *addr)
-{
-	clear_bit(nr, addr);
-}
-
-static inline void sync_change_bit(int nr, volatile void *addr)
-{
-	change_bit(nr, addr);
-}
-
-static inline int sync_test_and_set_bit(int nr, volatile void *addr)
-{
-	return test_and_set_bit(nr, addr);
-}
-
-static inline int sync_test_and_clear_bit(int nr, volatile void *addr)
-{
-	return test_and_clear_bit(nr, addr);
-}
-
-static inline int sync_test_and_change_bit(int nr, volatile void *addr)
-{
-	return test_and_change_bit(nr, addr);
-}
-
-static inline int sync_test_bit(int nr, const volatile void *addr)
-{
-	return test_bit(nr, addr);
-}
-
-#define sync_cmpxchg(ptr, old, new)				\
-	((__typeof__(*(ptr)))cmpxchg_acq((ptr), (old), (new)))
-
-#endif /* _ASM_IA64_SYNC_BITOPS_H */
diff --git a/arch/ia64/include/asm/system.h b/arch/ia64/include/asm/system.h
deleted file mode 100644
index 6cca30705d5..00000000000
--- a/arch/ia64/include/asm/system.h
+++ /dev/null
@@ -1,203 +0,0 @@
-#ifndef _ASM_IA64_SYSTEM_H
-#define _ASM_IA64_SYSTEM_H
-
-/*
- * System defines. Note that this is included both from .c and .S
- * files, so it does only defines, not any C code.  This is based
- * on information published in the Processor Abstraction Layer
- * and the System Abstraction Layer manual.
- *
- * Copyright (C) 1998-2003 Hewlett-Packard Co
- *	David Mosberger-Tang <davidm@hpl.hp.com>
- * Copyright (C) 1999 Asit Mallick <asit.k.mallick@intel.com>
- * Copyright (C) 1999 Don Dugger <don.dugger@intel.com>
- */
-
-#include <asm/kregs.h>
-#include <asm/page.h>
-#include <asm/pal.h>
-#include <asm/percpu.h>
-
-#define GATE_ADDR		RGN_BASE(RGN_GATE)
-
-/*
- * 0xa000000000000000+2*PERCPU_PAGE_SIZE
- * - 0xa000000000000000+3*PERCPU_PAGE_SIZE remain unmapped (guard page)
- */
-#define KERNEL_START		 (GATE_ADDR+__IA64_UL_CONST(0x100000000))
-#define PERCPU_ADDR		(-PERCPU_PAGE_SIZE)
-#define LOAD_OFFSET		(KERNEL_START - KERNEL_TR_PAGE_SIZE)
-
-#ifndef __ASSEMBLY__
-
-#include <linux/kernel.h>
-#include <linux/types.h>
-
-#define AT_VECTOR_SIZE_ARCH 2 /* entries in ARCH_DLINFO */
-
-struct pci_vector_struct {
-	__u16 segment;	/* PCI Segment number */
-	__u16 bus;	/* PCI Bus number */
-	__u32 pci_id;	/* ACPI split 16 bits device, 16 bits function (see section 6.1.1) */
-	__u8 pin;	/* PCI PIN (0 = A, 1 = B, 2 = C, 3 = D) */
-	__u32 irq;	/* IRQ assigned */
-};
-
-extern struct ia64_boot_param {
-	__u64 command_line;		/* physical address of command line arguments */
-	__u64 efi_systab;		/* physical address of EFI system table */
-	__u64 efi_memmap;		/* physical address of EFI memory map */
-	__u64 efi_memmap_size;		/* size of EFI memory map */
-	__u64 efi_memdesc_size;		/* size of an EFI memory map descriptor */
-	__u32 efi_memdesc_version;	/* memory descriptor version */
-	struct {
-		__u16 num_cols;	/* number of columns on console output device */
-		__u16 num_rows;	/* number of rows on console output device */
-		__u16 orig_x;	/* cursor's x position */
-		__u16 orig_y;	/* cursor's y position */
-	} console_info;
-	__u64 fpswa;		/* physical address of the fpswa interface */
-	__u64 initrd_start;
-	__u64 initrd_size;
-} *ia64_boot_param;
-
-/*
- * Macros to force memory ordering.  In these descriptions, "previous"
- * and "subsequent" refer to program order; "visible" means that all
- * architecturally visible effects of a memory access have occurred
- * (at a minimum, this means the memory has been read or written).
- *
- *   wmb():	Guarantees that all preceding stores to memory-
- *		like regions are visible before any subsequent
- *		stores and that all following stores will be
- *		visible only after all previous stores.
- *   rmb():	Like wmb(), but for reads.
- *   mb():	wmb()/rmb() combo, i.e., all previous memory
- *		accesses are visible before all subsequent
- *		accesses and vice versa.  This is also known as
- *		a "fence."
- *
- * Note: "mb()" and its variants cannot be used as a fence to order
- * accesses to memory mapped I/O registers.  For that, mf.a needs to
- * be used.  However, we don't want to always use mf.a because (a)
- * it's (presumably) much slower than mf and (b) mf.a is supported for
- * sequential memory pages only.
- */
-#define mb()	ia64_mf()
-#define rmb()	mb()
-#define wmb()	mb()
-#define read_barrier_depends()	do { } while(0)
-
-#ifdef CONFIG_SMP
-# define smp_mb()	mb()
-# define smp_rmb()	rmb()
-# define smp_wmb()	wmb()
-# define smp_read_barrier_depends()	read_barrier_depends()
-#else
-# define smp_mb()	barrier()
-# define smp_rmb()	barrier()
-# define smp_wmb()	barrier()
-# define smp_read_barrier_depends()	do { } while(0)
-#endif
-
-/*
- * XXX check on this ---I suspect what Linus really wants here is
- * acquire vs release semantics but we can't discuss this stuff with
- * Linus just yet.  Grrr...
- */
-#define set_mb(var, value)	do { (var) = (value); mb(); } while (0)
-
-/*
- * The group barrier in front of the rsm & ssm are necessary to ensure
- * that none of the previous instructions in the same group are
- * affected by the rsm/ssm.
- */
-
-#ifdef __KERNEL__
-
-/*
- * Context switch from one thread to another.  If the two threads have
- * different address spaces, schedule() has already taken care of
- * switching to the new address space by calling switch_mm().
- *
- * Disabling access to the fph partition and the debug-register
- * context switch MUST be done before calling ia64_switch_to() since a
- * newly created thread returns directly to
- * ia64_ret_from_syscall_clear_r8.
- */
-extern struct task_struct *ia64_switch_to (void *next_task);
-
-struct task_struct;
-
-extern void ia64_save_extra (struct task_struct *task);
-extern void ia64_load_extra (struct task_struct *task);
-
-#ifdef CONFIG_VIRT_CPU_ACCOUNTING
-extern void ia64_account_on_switch (struct task_struct *prev, struct task_struct *next);
-# define IA64_ACCOUNT_ON_SWITCH(p,n) ia64_account_on_switch(p,n)
-#else
-# define IA64_ACCOUNT_ON_SWITCH(p,n)
-#endif
-
-#ifdef CONFIG_PERFMON
-  DECLARE_PER_CPU(unsigned long, pfm_syst_info);
-# define PERFMON_IS_SYSWIDE() (__get_cpu_var(pfm_syst_info) & 0x1)
-#else
-# define PERFMON_IS_SYSWIDE() (0)
-#endif
-
-#define IA64_HAS_EXTRA_STATE(t)							\
-	((t)->thread.flags & (IA64_THREAD_DBG_VALID|IA64_THREAD_PM_VALID)	\
-	 || PERFMON_IS_SYSWIDE())
-
-#define __switch_to(prev,next,last) do {							 \
-	IA64_ACCOUNT_ON_SWITCH(prev, next);							 \
-	if (IA64_HAS_EXTRA_STATE(prev))								 \
-		ia64_save_extra(prev);								 \
-	if (IA64_HAS_EXTRA_STATE(next))								 \
-		ia64_load_extra(next);								 \
-	ia64_psr(task_pt_regs(next))->dfh = !ia64_is_local_fpu_owner(next);			 \
-	(last) = ia64_switch_to((next));							 \
-} while (0)
-
-#ifdef CONFIG_SMP
-/*
- * In the SMP case, we save the fph state when context-switching away from a thread that
- * modified fph.  This way, when the thread gets scheduled on another CPU, the CPU can
- * pick up the state from task->thread.fph, avoiding the complication of having to fetch
- * the latest fph state from another CPU.  In other words: eager save, lazy restore.
- */
-# define switch_to(prev,next,last) do {						\
-	if (ia64_psr(task_pt_regs(prev))->mfh && ia64_is_local_fpu_owner(prev)) {				\
-		ia64_psr(task_pt_regs(prev))->mfh = 0;			\
-		(prev)->thread.flags |= IA64_THREAD_FPH_VALID;			\
-		__ia64_save_fpu((prev)->thread.fph);				\
-	}									\
-	__switch_to(prev, next, last);						\
-	/* "next" in old context is "current" in new context */			\
-	if (unlikely((current->thread.flags & IA64_THREAD_MIGRATION) &&	       \
-		     (task_cpu(current) !=				       \
-		      		      task_thread_info(current)->last_cpu))) { \
-		platform_migrate(current);				       \
-		task_thread_info(current)->last_cpu = task_cpu(current);       \
-	}								       \
-} while (0)
-#else
-# define switch_to(prev,next,last)	__switch_to(prev, next, last)
-#endif
-
-#define __ARCH_WANT_UNLOCKED_CTXSW
-#define ARCH_HAS_PREFETCH_SWITCH_STACK
-#define ia64_platform_is(x) (strcmp(x, platform_name) == 0)
-
-void cpu_idle_wait(void);
-
-#define arch_align_stack(x) (x)
-
-void default_idle(void);
-
-#endif /* __KERNEL__ */
-
-#endif /* __ASSEMBLY__ */
-
-#endif /* _ASM_IA64_SYSTEM_H */
diff --git a/arch/ia64/include/asm/termios.h b/arch/ia64/include/asm/termios.h
index 689d218c0c2..a42f870ca4f 100644
--- a/arch/ia64/include/asm/termios.h
+++ b/arch/ia64/include/asm/termios.h
@@ -1,52 +1,14 @@
-#ifndef _ASM_IA64_TERMIOS_H
-#define _ASM_IA64_TERMIOS_H
-
 /*
  * Modified 1999
  *	David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co
  *
  * 99/01/28	Added N_IRDA and N_SMSBLOCK
  */
+#ifndef _ASM_IA64_TERMIOS_H
+#define _ASM_IA64_TERMIOS_H
 
-#include <asm/termbits.h>
-#include <asm/ioctls.h>
-
-struct winsize {
-	unsigned short ws_row;
-	unsigned short ws_col;
-	unsigned short ws_xpixel;
-	unsigned short ws_ypixel;
-};
-
-#define NCC 8
-struct termio {
-	unsigned short c_iflag;		/* input mode flags */
-	unsigned short c_oflag;		/* output mode flags */
-	unsigned short c_cflag;		/* control mode flags */
-	unsigned short c_lflag;		/* local mode flags */
-	unsigned char c_line;		/* line discipline */
-	unsigned char c_cc[NCC];	/* control characters */
-};
-
-/* modem lines */
-#define TIOCM_LE	0x001
-#define TIOCM_DTR	0x002
-#define TIOCM_RTS	0x004
-#define TIOCM_ST	0x008
-#define TIOCM_SR	0x010
-#define TIOCM_CTS	0x020
-#define TIOCM_CAR	0x040
-#define TIOCM_RNG	0x080
-#define TIOCM_DSR	0x100
-#define TIOCM_CD	TIOCM_CAR
-#define TIOCM_RI	TIOCM_RNG
-#define TIOCM_OUT1	0x2000
-#define TIOCM_OUT2	0x4000
-#define TIOCM_LOOP	0x8000
-
-/* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */
+#include <uapi/asm/termios.h>
 
-# ifdef __KERNEL__
 
 /*	intr=^C		quit=^\		erase=del	kill=^U
 	eof=^D		vtime=\0	vmin=\1		sxtc=\0
@@ -92,6 +54,4 @@ struct termio {
 #define user_termios_to_kernel_termios_1(k, u) copy_from_user(k, u, sizeof(struct termios))
 #define kernel_termios_to_user_termios_1(u, k) copy_to_user(u, k, sizeof(struct termios))
 
-# endif /* __KERNEL__ */
-
 #endif /* _ASM_IA64_TERMIOS_H */
diff --git a/arch/ia64/include/asm/thread_info.h b/arch/ia64/include/asm/thread_info.h
index ff0cc84e7bc..5b17418b422 100644
--- a/arch/ia64/include/asm/thread_info.h
+++ b/arch/ia64/include/asm/thread_info.h
@@ -11,9 +11,6 @@
 #include <asm/processor.h>
 #include <asm/ptrace.h>
 
-#define PREEMPT_ACTIVE_BIT 30
-#define PREEMPT_ACTIVE	(1 << PREEMPT_ACTIVE_BIT)
-
 #ifndef __ASSEMBLY__
 
 /*
@@ -31,7 +28,7 @@ struct thread_info {
 	mm_segment_t addr_limit;	/* user-level address space limit */
 	int preempt_count;		/* 0=premptable, <0=BUG; will also serve as bh-counter */
 	struct restart_block restart_block;
-#ifdef CONFIG_VIRT_CPU_ACCOUNTING
+#ifdef CONFIG_VIRT_CPU_ACCOUNTING_NATIVE
 	__u64 ac_stamp;
 	__u64 ac_leave;
 	__u64 ac_stime;
@@ -54,8 +51,6 @@ struct thread_info {
 	},					\
 }
 
-#define __HAVE_ARCH_THREAD_INFO_ALLOCATOR
-
 #ifndef ASM_OFFSETS_C
 /* how to get the thread information struct from C */
 #define current_thread_info()	((struct thread_info *) ((char *) current + IA64_TASK_SIZE))
@@ -71,7 +66,7 @@ struct thread_info {
 #define task_stack_page(tsk)	((void *)(tsk))
 
 #define __HAVE_THREAD_FUNCTIONS
-#ifdef CONFIG_VIRT_CPU_ACCOUNTING
+#ifdef CONFIG_VIRT_CPU_ACCOUNTING_NATIVE
 #define setup_thread_stack(p, org)			\
 	*task_thread_info(p) = *task_thread_info(org);	\
 	task_thread_info(p)->ac_stime = 0;		\
@@ -84,7 +79,6 @@ struct thread_info {
 #endif
 #define end_of_stack(p) (unsigned long *)((void *)(p) + IA64_RBS_OFFSET)
 
-#define __HAVE_ARCH_TASK_STRUCT_ALLOCATOR
 #define alloc_task_struct_node(node)						\
 ({										\
 	struct page *page = alloc_pages_node(node, GFP_KERNEL | __GFP_COMP,	\
@@ -109,12 +103,11 @@ struct thread_info {
 #define TIF_SYSCALL_AUDIT	3	/* syscall auditing active */
 #define TIF_SINGLESTEP		4	/* restore singlestep on return to user mode */
 #define TIF_NOTIFY_RESUME	6	/* resumption notification requested */
-#define TIF_POLLING_NRFLAG	16	/* true if poll_idle() is polling TIF_NEED_RESCHED */
 #define TIF_MEMDIE		17	/* is terminating due to OOM killer */
 #define TIF_MCA_INIT		18	/* this task is processing MCA or INIT */
 #define TIF_DB_DISABLED		19	/* debug trap disabled for fsyscall */
-#define TIF_FREEZE		20	/* is freezing for suspend */
 #define TIF_RESTORE_RSE		21	/* user RBS is newer than kernel RBS */
+#define TIF_POLLING_NRFLAG	22	/* idle is polling for TIF_NEED_RESCHED */
 
 #define _TIF_SYSCALL_TRACE	(1 << TIF_SYSCALL_TRACE)
 #define _TIF_SYSCALL_AUDIT	(1 << TIF_SYSCALL_AUDIT)
@@ -123,11 +116,10 @@ struct thread_info {
 #define _TIF_NOTIFY_RESUME	(1 << TIF_NOTIFY_RESUME)
 #define _TIF_SIGPENDING		(1 << TIF_SIGPENDING)
 #define _TIF_NEED_RESCHED	(1 << TIF_NEED_RESCHED)
-#define _TIF_POLLING_NRFLAG	(1 << TIF_POLLING_NRFLAG)
 #define _TIF_MCA_INIT		(1 << TIF_MCA_INIT)
 #define _TIF_DB_DISABLED	(1 << TIF_DB_DISABLED)
-#define _TIF_FREEZE		(1 << TIF_FREEZE)
 #define _TIF_RESTORE_RSE	(1 << TIF_RESTORE_RSE)
+#define _TIF_POLLING_NRFLAG	(1 << TIF_POLLING_NRFLAG)
 
 /* "work to do on user-return" bits */
 #define TIF_ALLWORK_MASK	(_TIF_SIGPENDING|_TIF_NOTIFY_RESUME|_TIF_SYSCALL_AUDIT|\
@@ -135,18 +127,31 @@ struct thread_info {
 /* like TIF_ALLWORK_BITS but sans TIF_SYSCALL_TRACE or TIF_SYSCALL_AUDIT */
 #define TIF_WORK_MASK		(TIF_ALLWORK_MASK&~(_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT))
 
-#define TS_POLLING		1 	/* true if in idle loop and not sleeping */
 #define TS_RESTORE_SIGMASK	2	/* restore signal mask in do_signal() */
 
-#define tsk_is_polling(t) (task_thread_info(t)->status & TS_POLLING)
-
 #ifndef __ASSEMBLY__
 #define HAVE_SET_RESTORE_SIGMASK	1
 static inline void set_restore_sigmask(void)
 {
 	struct thread_info *ti = current_thread_info();
 	ti->status |= TS_RESTORE_SIGMASK;
-	set_bit(TIF_SIGPENDING, &ti->flags);
+	WARN_ON(!test_bit(TIF_SIGPENDING, &ti->flags));
+}
+static inline void clear_restore_sigmask(void)
+{
+	current_thread_info()->status &= ~TS_RESTORE_SIGMASK;
+}
+static inline bool test_restore_sigmask(void)
+{
+	return current_thread_info()->status & TS_RESTORE_SIGMASK;
+}
+static inline bool test_and_clear_restore_sigmask(void)
+{
+	struct thread_info *ti = current_thread_info();
+	if (!(ti->status & TS_RESTORE_SIGMASK))
+		return false;
+	ti->status &= ~TS_RESTORE_SIGMASK;
+	return true;
 }
 #endif	/* !__ASSEMBLY__ */
 
diff --git a/arch/ia64/include/asm/tlb.h b/arch/ia64/include/asm/tlb.h
index c3ffe3e54ed..39d64e0df1d 100644
--- a/arch/ia64/include/asm/tlb.h
+++ b/arch/ia64/include/asm/tlb.h
@@ -22,7 +22,7 @@
  * unmapping a portion of the virtual address space, these hooks are called according to
  * the following template:
  *
- *	tlb <- tlb_gather_mmu(mm, full_mm_flush);	// start unmap for address space MM
+ *	tlb <- tlb_gather_mmu(mm, start, end);		// start unmap for address space MM
  *	{
  *	  for each vma that needs a shootdown do {
  *	    tlb_start_vma(tlb, vma);
@@ -46,12 +46,6 @@
 #include <asm/tlbflush.h>
 #include <asm/machvec.h>
 
-#ifdef CONFIG_SMP
-# define tlb_fast_mode(tlb)	((tlb)->nr == ~0U)
-#else
-# define tlb_fast_mode(tlb)	(1)
-#endif
-
 /*
  * If we can't allocate a page to make a big batch of page pointers
  * to work on, then just handle a few from the on-stack structure.
@@ -60,10 +54,11 @@
 
 struct mmu_gather {
 	struct mm_struct	*mm;
-	unsigned int		nr;		/* == ~0U => fast mode */
+	unsigned int		nr;
 	unsigned int		max;
 	unsigned char		fullmm;		/* non-zero means full mm flush */
 	unsigned char		need_flush;	/* really unmapped some PTEs? */
+	unsigned long		start, end;
 	unsigned long		start_addr;
 	unsigned long		end_addr;
 	struct page		**pages;
@@ -96,17 +91,9 @@ extern struct ia64_tr_entry *ia64_idtrs[NR_CPUS];
 #define RR_RID_MASK	0x00000000ffffff00L
 #define RR_TO_RID(val) 	((val >> 8) & 0xffffff)
 
-/*
- * Flush the TLB for address range START to END and, if not in fast mode, release the
- * freed pages that where gathered up to this point.
- */
 static inline void
-ia64_tlb_flush_mmu (struct mmu_gather *tlb, unsigned long start, unsigned long end)
+ia64_tlb_flush_mmu_tlbonly(struct mmu_gather *tlb, unsigned long start, unsigned long end)
 {
-	unsigned int nr;
-
-	if (!tlb->need_flush)
-		return;
 	tlb->need_flush = 0;
 
 	if (tlb->fullmm) {
@@ -139,15 +126,34 @@ ia64_tlb_flush_mmu (struct mmu_gather *tlb, unsigned long start, unsigned long e
 		flush_tlb_range(&vma, ia64_thash(start), ia64_thash(end));
 	}
 
+}
+
+static inline void
+ia64_tlb_flush_mmu_free(struct mmu_gather *tlb)
+{
+	unsigned long i;
+	unsigned int nr;
+
 	/* lastly, release the freed pages */
 	nr = tlb->nr;
-	if (!tlb_fast_mode(tlb)) {
-		unsigned long i;
-		tlb->nr = 0;
-		tlb->start_addr = ~0UL;
-		for (i = 0; i < nr; ++i)
-			free_page_and_swap_cache(tlb->pages[i]);
-	}
+
+	tlb->nr = 0;
+	tlb->start_addr = ~0UL;
+	for (i = 0; i < nr; ++i)
+		free_page_and_swap_cache(tlb->pages[i]);
+}
+
+/*
+ * Flush the TLB for address range START to END and, if not in fast mode, release the
+ * freed pages that where gathered up to this point.
+ */
+static inline void
+ia64_tlb_flush_mmu (struct mmu_gather *tlb, unsigned long start, unsigned long end)
+{
+	if (!tlb->need_flush)
+		return;
+	ia64_tlb_flush_mmu_tlbonly(tlb, start, end);
+	ia64_tlb_flush_mmu_free(tlb);
 }
 
 static inline void __tlb_alloc_page(struct mmu_gather *tlb)
@@ -162,26 +168,15 @@ static inline void __tlb_alloc_page(struct mmu_gather *tlb)
 
 
 static inline void
-tlb_gather_mmu(struct mmu_gather *tlb, struct mm_struct *mm, unsigned int full_mm_flush)
+tlb_gather_mmu(struct mmu_gather *tlb, struct mm_struct *mm, unsigned long start, unsigned long end)
 {
 	tlb->mm = mm;
 	tlb->max = ARRAY_SIZE(tlb->local);
 	tlb->pages = tlb->local;
-	/*
-	 * Use fast mode if only 1 CPU is online.
-	 *
-	 * It would be tempting to turn on fast-mode for full_mm_flush as well.  But this
-	 * doesn't work because of speculative accesses and software prefetching: the page
-	 * table of "mm" may (and usually is) the currently active page table and even
-	 * though the kernel won't do any user-space accesses during the TLB shoot down, a
-	 * compiler might use speculation or lfetch.fault on what happens to be a valid
-	 * user-space address.  This in turn could trigger a TLB miss fault (or a VHPT
-	 * walk) and re-insert a TLB entry we just removed.  Slow mode avoids such
-	 * problems.  (We could make fast-mode work by switching the current task to a
-	 * different "mm" during the shootdown.) --davidm 08/02/2002
-	 */
-	tlb->nr = (num_online_cpus() == 1) ? ~0U : 0;
-	tlb->fullmm = full_mm_flush;
+	tlb->nr = 0;
+	tlb->fullmm = !(start | (end+1));
+	tlb->start = start;
+	tlb->end = end;
 	tlb->start_addr = ~0UL;
 }
 
@@ -214,11 +209,6 @@ static inline int __tlb_remove_page(struct mmu_gather *tlb, struct page *page)
 {
 	tlb->need_flush = 1;
 
-	if (tlb_fast_mode(tlb)) {
-		free_page_and_swap_cache(page);
-		return 1; /* avoid calling tlb_flush_mmu */
-	}
-
 	if (!tlb->nr && tlb->pages == tlb->local)
 		__tlb_alloc_page(tlb);
 
@@ -228,6 +218,16 @@ static inline int __tlb_remove_page(struct mmu_gather *tlb, struct page *page)
 	return tlb->max - tlb->nr;
 }
 
+static inline void tlb_flush_mmu_tlbonly(struct mmu_gather *tlb)
+{
+	ia64_tlb_flush_mmu_tlbonly(tlb, tlb->start_addr, tlb->end_addr);
+}
+
+static inline void tlb_flush_mmu_free(struct mmu_gather *tlb)
+{
+	ia64_tlb_flush_mmu_free(tlb);
+}
+
 static inline void tlb_flush_mmu(struct mmu_gather *tlb)
 {
 	ia64_tlb_flush_mmu(tlb, tlb->start_addr, tlb->end_addr);
diff --git a/arch/ia64/include/asm/topology.h b/arch/ia64/include/asm/topology.h
index 09f646753d1..6437ca21f61 100644
--- a/arch/ia64/include/asm/topology.h
+++ b/arch/ia64/include/asm/topology.h
@@ -21,7 +21,8 @@
 #define PENALTY_FOR_NODE_WITH_CPUS 255
 
 /*
- * Distance above which we begin to use zone reclaim
+ * Nodes within this distance are eligible for reclaim by zone_reclaim() when
+ * zone_reclaim_mode is enabled.
  */
 #define RECLAIM_DISTANCE 15
 
@@ -46,55 +47,6 @@
 
 void build_cpu_to_node_map(void);
 
-#define SD_CPU_INIT (struct sched_domain) {		\
-	.parent			= NULL,			\
-	.child			= NULL,			\
-	.groups			= NULL,			\
-	.min_interval		= 1,			\
-	.max_interval		= 4,			\
-	.busy_factor		= 64,			\
-	.imbalance_pct		= 125,			\
-	.cache_nice_tries	= 2,			\
-	.busy_idx		= 2,			\
-	.idle_idx		= 1,			\
-	.newidle_idx		= 0,			\
-	.wake_idx		= 0,			\
-	.forkexec_idx		= 0,			\
-	.flags			= SD_LOAD_BALANCE	\
-				| SD_BALANCE_NEWIDLE	\
-				| SD_BALANCE_EXEC	\
-				| SD_BALANCE_FORK	\
-				| SD_WAKE_AFFINE,	\
-	.last_balance		= jiffies,		\
-	.balance_interval	= 1,			\
-	.nr_balance_failed	= 0,			\
-}
-
-/* sched_domains SD_NODE_INIT for IA64 NUMA machines */
-#define SD_NODE_INIT (struct sched_domain) {		\
-	.parent			= NULL,			\
-	.child			= NULL,			\
-	.groups			= NULL,			\
-	.min_interval		= 8,			\
-	.max_interval		= 8*(min(num_online_cpus(), 32U)), \
-	.busy_factor		= 64,			\
-	.imbalance_pct		= 125,			\
-	.cache_nice_tries	= 2,			\
-	.busy_idx		= 3,			\
-	.idle_idx		= 2,			\
-	.newidle_idx		= 0,			\
-	.wake_idx		= 0,			\
-	.forkexec_idx		= 0,			\
-	.flags			= SD_LOAD_BALANCE	\
-				| SD_BALANCE_NEWIDLE	\
-				| SD_BALANCE_EXEC	\
-				| SD_BALANCE_FORK	\
-				| SD_SERIALIZE,		\
-	.last_balance		= jiffies,		\
-	.balance_interval	= 64,			\
-	.nr_balance_failed	= 0,			\
-}
-
 #endif /* CONFIG_NUMA */
 
 #ifdef CONFIG_SMP
@@ -102,7 +54,6 @@ void build_cpu_to_node_map(void);
 #define topology_core_id(cpu)			(cpu_data(cpu)->core_id)
 #define topology_core_cpumask(cpu)		(&cpu_core_map[cpu])
 #define topology_thread_cpumask(cpu)		(&per_cpu(cpu_sibling_map, cpu))
-#define smt_capable() 				(smp_num_siblings > 1)
 #endif
 
 extern void arch_fix_phys_package_id(int num, u32 slot);
diff --git a/arch/ia64/include/asm/types.h b/arch/ia64/include/asm/types.h
index 82b3939d271..4c351b169da 100644
--- a/arch/ia64/include/asm/types.h
+++ b/arch/ia64/include/asm/types.h
@@ -1,6 +1,3 @@
-#ifndef _ASM_IA64_TYPES_H
-#define _ASM_IA64_TYPES_H
-
 /*
  * This file is never included by application software unless explicitly
  * requested (e.g., via linux/types.h) in which case the application is
@@ -13,34 +10,22 @@
  * Modified 1998-2000, 2002
  *	David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co
  */
+#ifndef _ASM_IA64_TYPES_H
+#define _ASM_IA64_TYPES_H
 
-#ifdef __KERNEL__
 #include <asm-generic/int-ll64.h>
-#else
-#include <asm-generic/int-l64.h>
-#endif
+#include <uapi/asm/types.h>
 
 #ifdef __ASSEMBLY__
-# define __IA64_UL(x)		(x)
-# define __IA64_UL_CONST(x)	x
-
 #else
-# define __IA64_UL(x)		((unsigned long)(x))
-# define __IA64_UL_CONST(x)	x##UL
-
-typedef unsigned int umode_t;
-
 /*
  * These aren't exported outside the kernel to avoid name space clashes
  */
-# ifdef __KERNEL__
 
 struct fnptr {
 	unsigned long ip;
 	unsigned long gp;
 };
 
-# endif /* __KERNEL__ */
 #endif /* !__ASSEMBLY__ */
-
 #endif /* _ASM_IA64_TYPES_H */
diff --git a/arch/ia64/include/asm/unistd.h b/arch/ia64/include/asm/unistd.h
index 7c928da35b1..fb13dc5e8f8 100644
--- a/arch/ia64/include/asm/unistd.h
+++ b/arch/ia64/include/asm/unistd.h
@@ -1,331 +1,17 @@
-#ifndef _ASM_IA64_UNISTD_H
-#define _ASM_IA64_UNISTD_H
-
 /*
  * IA-64 Linux syscall numbers and inline-functions.
  *
  * Copyright (C) 1998-2005 Hewlett-Packard Co
  *	David Mosberger-Tang <davidm@hpl.hp.com>
  */
+#ifndef _ASM_IA64_UNISTD_H
+#define _ASM_IA64_UNISTD_H
 
-#include <asm/break.h>
-
-#define __BREAK_SYSCALL			__IA64_BREAK_SYSCALL
-
-#define __NR_ni_syscall			1024
-#define __NR_exit			1025
-#define __NR_read			1026
-#define __NR_write			1027
-#define __NR_open			1028
-#define __NR_close			1029
-#define __NR_creat			1030
-#define __NR_link			1031
-#define __NR_unlink			1032
-#define __NR_execve			1033
-#define __NR_chdir			1034
-#define __NR_fchdir			1035
-#define __NR_utimes			1036
-#define __NR_mknod			1037
-#define __NR_chmod			1038
-#define __NR_chown			1039
-#define __NR_lseek			1040
-#define __NR_getpid			1041
-#define __NR_getppid			1042
-#define __NR_mount			1043
-#define __NR_umount			1044
-#define __NR_setuid			1045
-#define __NR_getuid			1046
-#define __NR_geteuid			1047
-#define __NR_ptrace			1048
-#define __NR_access			1049
-#define __NR_sync			1050
-#define __NR_fsync			1051
-#define __NR_fdatasync			1052
-#define __NR_kill			1053
-#define __NR_rename			1054
-#define __NR_mkdir			1055
-#define __NR_rmdir			1056
-#define __NR_dup			1057
-#define __NR_pipe			1058
-#define __NR_times			1059
-#define __NR_brk			1060
-#define __NR_setgid			1061
-#define __NR_getgid			1062
-#define __NR_getegid			1063
-#define __NR_acct			1064
-#define __NR_ioctl			1065
-#define __NR_fcntl			1066
-#define __NR_umask			1067
-#define __NR_chroot			1068
-#define __NR_ustat			1069
-#define __NR_dup2			1070
-#define __NR_setreuid			1071
-#define __NR_setregid			1072
-#define __NR_getresuid			1073
-#define __NR_setresuid			1074
-#define __NR_getresgid			1075
-#define __NR_setresgid			1076
-#define __NR_getgroups			1077
-#define __NR_setgroups			1078
-#define __NR_getpgid			1079
-#define __NR_setpgid			1080
-#define __NR_setsid			1081
-#define __NR_getsid			1082
-#define __NR_sethostname		1083
-#define __NR_setrlimit			1084
-#define __NR_getrlimit			1085
-#define __NR_getrusage			1086
-#define __NR_gettimeofday		1087
-#define __NR_settimeofday		1088
-#define __NR_select			1089
-#define __NR_poll			1090
-#define __NR_symlink			1091
-#define __NR_readlink			1092
-#define __NR_uselib			1093
-#define __NR_swapon			1094
-#define __NR_swapoff			1095
-#define __NR_reboot			1096
-#define __NR_truncate			1097
-#define __NR_ftruncate			1098
-#define __NR_fchmod			1099
-#define __NR_fchown			1100
-#define __NR_getpriority		1101
-#define __NR_setpriority		1102
-#define __NR_statfs			1103
-#define __NR_fstatfs			1104
-#define __NR_gettid			1105
-#define __NR_semget			1106
-#define __NR_semop			1107
-#define __NR_semctl			1108
-#define __NR_msgget			1109
-#define __NR_msgsnd			1110
-#define __NR_msgrcv			1111
-#define __NR_msgctl			1112
-#define __NR_shmget			1113
-#define __NR_shmat			1114
-#define __NR_shmdt			1115
-#define __NR_shmctl			1116
-/* also known as klogctl() in GNU libc: */
-#define __NR_syslog			1117
-#define __NR_setitimer			1118
-#define __NR_getitimer			1119
-/* 1120 was __NR_old_stat */
-/* 1121 was __NR_old_lstat */
-/* 1122 was __NR_old_fstat */
-#define __NR_vhangup			1123
-#define __NR_lchown			1124
-#define __NR_remap_file_pages		1125
-#define __NR_wait4			1126
-#define __NR_sysinfo			1127
-#define __NR_clone			1128
-#define __NR_setdomainname		1129
-#define __NR_uname			1130
-#define __NR_adjtimex			1131
-/* 1132 was __NR_create_module */
-#define __NR_init_module		1133
-#define __NR_delete_module		1134
-/* 1135 was __NR_get_kernel_syms */
-/* 1136 was __NR_query_module */
-#define __NR_quotactl			1137
-#define __NR_bdflush			1138
-#define __NR_sysfs			1139
-#define __NR_personality		1140
-#define __NR_afs_syscall		1141
-#define __NR_setfsuid			1142
-#define __NR_setfsgid			1143
-#define __NR_getdents			1144
-#define __NR_flock			1145
-#define __NR_readv			1146
-#define __NR_writev			1147
-#define __NR_pread64			1148
-#define __NR_pwrite64			1149
-#define __NR__sysctl			1150
-#define __NR_mmap			1151
-#define __NR_munmap			1152
-#define __NR_mlock			1153
-#define __NR_mlockall			1154
-#define __NR_mprotect			1155
-#define __NR_mremap			1156
-#define __NR_msync			1157
-#define __NR_munlock			1158
-#define __NR_munlockall			1159
-#define __NR_sched_getparam		1160
-#define __NR_sched_setparam		1161
-#define __NR_sched_getscheduler		1162
-#define __NR_sched_setscheduler		1163
-#define __NR_sched_yield		1164
-#define __NR_sched_get_priority_max	1165
-#define __NR_sched_get_priority_min	1166
-#define __NR_sched_rr_get_interval	1167
-#define __NR_nanosleep			1168
-#define __NR_nfsservctl			1169
-#define __NR_prctl			1170
-/* 1171 is reserved for backwards compatibility with old __NR_getpagesize */
-#define __NR_mmap2			1172
-#define __NR_pciconfig_read		1173
-#define __NR_pciconfig_write		1174
-#define __NR_perfmonctl			1175
-#define __NR_sigaltstack		1176
-#define __NR_rt_sigaction		1177
-#define __NR_rt_sigpending		1178
-#define __NR_rt_sigprocmask		1179
-#define __NR_rt_sigqueueinfo		1180
-#define __NR_rt_sigreturn		1181
-#define __NR_rt_sigsuspend		1182
-#define __NR_rt_sigtimedwait		1183
-#define __NR_getcwd			1184
-#define __NR_capget			1185
-#define __NR_capset			1186
-#define __NR_sendfile			1187
-#define __NR_getpmsg			1188
-#define __NR_putpmsg			1189
-#define __NR_socket			1190
-#define __NR_bind			1191
-#define __NR_connect			1192
-#define __NR_listen			1193
-#define __NR_accept			1194
-#define __NR_getsockname		1195
-#define __NR_getpeername		1196
-#define __NR_socketpair			1197
-#define __NR_send			1198
-#define __NR_sendto			1199
-#define __NR_recv			1200
-#define __NR_recvfrom			1201
-#define __NR_shutdown			1202
-#define __NR_setsockopt			1203
-#define __NR_getsockopt			1204
-#define __NR_sendmsg			1205
-#define __NR_recvmsg			1206
-#define __NR_pivot_root			1207
-#define __NR_mincore			1208
-#define __NR_madvise			1209
-#define __NR_stat			1210
-#define __NR_lstat			1211
-#define __NR_fstat			1212
-#define __NR_clone2			1213
-#define __NR_getdents64			1214
-#define __NR_getunwind			1215
-#define __NR_readahead			1216
-#define __NR_setxattr			1217
-#define __NR_lsetxattr			1218
-#define __NR_fsetxattr			1219
-#define __NR_getxattr			1220
-#define __NR_lgetxattr			1221
-#define __NR_fgetxattr			1222
-#define __NR_listxattr			1223
-#define __NR_llistxattr			1224
-#define __NR_flistxattr			1225
-#define __NR_removexattr		1226
-#define __NR_lremovexattr		1227
-#define __NR_fremovexattr		1228
-#define __NR_tkill			1229
-#define __NR_futex			1230
-#define __NR_sched_setaffinity		1231
-#define __NR_sched_getaffinity		1232
-#define __NR_set_tid_address		1233
-#define __NR_fadvise64			1234
-#define __NR_tgkill			1235
-#define __NR_exit_group			1236
-#define __NR_lookup_dcookie		1237
-#define __NR_io_setup			1238
-#define __NR_io_destroy			1239
-#define __NR_io_getevents		1240
-#define __NR_io_submit			1241
-#define __NR_io_cancel			1242
-#define __NR_epoll_create		1243
-#define __NR_epoll_ctl			1244
-#define __NR_epoll_wait			1245
-#define __NR_restart_syscall		1246
-#define __NR_semtimedop			1247
-#define __NR_timer_create		1248
-#define __NR_timer_settime		1249
-#define __NR_timer_gettime		1250
-#define __NR_timer_getoverrun		1251
-#define __NR_timer_delete		1252
-#define __NR_clock_settime		1253
-#define __NR_clock_gettime		1254
-#define __NR_clock_getres		1255
-#define __NR_clock_nanosleep		1256
-#define __NR_fstatfs64			1257
-#define __NR_statfs64			1258
-#define __NR_mbind			1259
-#define __NR_get_mempolicy		1260
-#define __NR_set_mempolicy		1261
-#define __NR_mq_open			1262
-#define __NR_mq_unlink			1263
-#define __NR_mq_timedsend		1264
-#define __NR_mq_timedreceive		1265
-#define __NR_mq_notify			1266
-#define __NR_mq_getsetattr		1267
-#define __NR_kexec_load			1268
-#define __NR_vserver			1269
-#define __NR_waitid			1270
-#define __NR_add_key			1271
-#define __NR_request_key		1272
-#define __NR_keyctl			1273
-#define __NR_ioprio_set			1274
-#define __NR_ioprio_get			1275
-#define __NR_move_pages			1276
-#define __NR_inotify_init		1277
-#define __NR_inotify_add_watch		1278
-#define __NR_inotify_rm_watch		1279
-#define __NR_migrate_pages		1280
-#define __NR_openat			1281
-#define __NR_mkdirat			1282
-#define __NR_mknodat			1283
-#define __NR_fchownat			1284
-#define __NR_futimesat			1285
-#define __NR_newfstatat			1286
-#define __NR_unlinkat			1287
-#define __NR_renameat			1288
-#define __NR_linkat			1289
-#define __NR_symlinkat			1290
-#define __NR_readlinkat			1291
-#define __NR_fchmodat			1292
-#define __NR_faccessat			1293
-#define __NR_pselect6			1294
-#define __NR_ppoll			1295
-#define __NR_unshare			1296
-#define __NR_splice			1297
-#define __NR_set_robust_list		1298
-#define __NR_get_robust_list		1299
-#define __NR_sync_file_range		1300
-#define __NR_tee			1301
-#define __NR_vmsplice			1302
-#define __NR_fallocate			1303
-#define __NR_getcpu			1304
-#define __NR_epoll_pwait		1305
-#define __NR_utimensat			1306
-#define __NR_signalfd			1307
-#define __NR_timerfd			1308
-#define __NR_eventfd			1309
-#define __NR_timerfd_create		1310
-#define __NR_timerfd_settime		1311
-#define __NR_timerfd_gettime		1312
-#define __NR_signalfd4			1313
-#define __NR_eventfd2			1314
-#define __NR_epoll_create1		1315
-#define __NR_dup3			1316
-#define __NR_pipe2			1317
-#define __NR_inotify_init1		1318
-#define __NR_preadv			1319
-#define __NR_pwritev			1320
-#define __NR_rt_tgsigqueueinfo		1321
-#define __NR_recvmmsg			1322
-#define __NR_fanotify_init		1323
-#define __NR_fanotify_mark		1324
-#define __NR_prlimit64			1325
-#define __NR_name_to_handle_at		1326
-#define __NR_open_by_handle_at  	1327
-#define __NR_clock_adjtime		1328
-#define __NR_syncfs			1329
-#define __NR_setns			1330
-#define __NR_sendmmsg			1331
+#include <uapi/asm/unistd.h>
 
-#ifdef __KERNEL__
 
 
-#define NR_syscalls			308 /* length of syscall table */
+#define NR_syscalls			315 /* length of syscall table */
 
 /*
  * The following defines stop scripts/checksyscalls.sh from complaining about
@@ -341,9 +27,6 @@
 #define __IGNORE_vfork		/* clone() */
 #define __IGNORE_umount2	/* umount() */
 
-#define __ARCH_WANT_SYS_RT_SIGACTION
-#define __ARCH_WANT_SYS_RT_SIGSUSPEND
-
 #if !defined(__ASSEMBLY__) && !defined(ASSEMBLER)
 
 #include <linux/types.h>
@@ -361,23 +44,7 @@ asmlinkage unsigned long sys_mmap2(
 				int prot, int flags,
 				int fd, long pgoff);
 struct pt_regs;
-struct sigaction;
 asmlinkage long sys_ia64_pipe(void);
-asmlinkage long sys_rt_sigaction(int sig,
-				 const struct sigaction __user *act,
-				 struct sigaction __user *oact,
-				 size_t sigsetsize);
-
-/*
- * "Conditional" syscalls
- *
- * Note, this macro can only be used in the file which defines sys_ni_syscall, i.e., in
- * kernel/sys_ni.c.  This version causes warnings because the declaration isn't a
- * proper prototype, but we can't use __typeof__ either, because not all cond_syscall()
- * declarations have prototypes at the moment.
- */
-#define cond_syscall(x) asmlinkage long x (void) __attribute__((weak,alias("sys_ni_syscall")))
 
 #endif /* !__ASSEMBLY__ */
-#endif /* __KERNEL__ */
 #endif /* _ASM_IA64_UNISTD_H */
diff --git a/arch/ia64/include/asm/ustack.h b/arch/ia64/include/asm/ustack.h
index 504167c35b8..b275401b96d 100644
--- a/arch/ia64/include/asm/ustack.h
+++ b/arch/ia64/include/asm/ustack.h
@@ -1,20 +1,11 @@
 #ifndef _ASM_IA64_USTACK_H
 #define _ASM_IA64_USTACK_H
 
-/*
- * Constants for the user stack size
- */
-
-#ifdef __KERNEL__
 #include <asm/page.h>
+#include <uapi/asm/ustack.h>
 
 /* The absolute hard limit for stack size is 1/2 of the mappable space in the region */
 #define MAX_USER_STACK_SIZE	(RGN_MAP_LIMIT/2)
 #define STACK_TOP		(0x6000000000000000UL + RGN_MAP_LIMIT)
 #define STACK_TOP_MAX		STACK_TOP
-#endif
-
-/* Make a default stack size of 2GiB */
-#define DEFAULT_USER_STACK_SIZE	(1UL << 31)
-
 #endif /* _ASM_IA64_USTACK_H */
diff --git a/arch/ia64/include/asm/uv/uv.h b/arch/ia64/include/asm/uv/uv.h
index 61b5bdfd980..8f6cbaa742e 100644
--- a/arch/ia64/include/asm/uv/uv.h
+++ b/arch/ia64/include/asm/uv/uv.h
@@ -1,7 +1,6 @@
 #ifndef _ASM_IA64_UV_UV_H
 #define _ASM_IA64_UV_UV_H
 
-#include <asm/system.h>
 #include <asm/sn/simulator.h>
 
 static inline int is_uv_system(void)
diff --git a/arch/ia64/include/asm/xen/events.h b/arch/ia64/include/asm/xen/events.h
deleted file mode 100644
index baa74c82aa7..00000000000
--- a/arch/ia64/include/asm/xen/events.h
+++ /dev/null
@@ -1,41 +0,0 @@
-/******************************************************************************
- * arch/ia64/include/asm/xen/events.h
- *
- * Copyright (c) 2008 Isaku Yamahata <yamahata at valinux co jp>
- *                    VA Linux Systems Japan K.K.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- *
- */
-#ifndef _ASM_IA64_XEN_EVENTS_H
-#define _ASM_IA64_XEN_EVENTS_H
-
-enum ipi_vector {
-	XEN_RESCHEDULE_VECTOR,
-	XEN_IPI_VECTOR,
-	XEN_CMCP_VECTOR,
-	XEN_CPEP_VECTOR,
-
-	XEN_NR_IPIS,
-};
-
-static inline int xen_irqs_disabled(struct pt_regs *regs)
-{
-	return !(ia64_psr(regs)->i);
-}
-
-#define irq_ctx_init(cpu)	do { } while (0)
-
-#endif /* _ASM_IA64_XEN_EVENTS_H */
diff --git a/arch/ia64/include/asm/xen/grant_table.h b/arch/ia64/include/asm/xen/grant_table.h
deleted file mode 100644
index 2b1fae0e2d1..00000000000
--- a/arch/ia64/include/asm/xen/grant_table.h
+++ /dev/null
@@ -1,29 +0,0 @@
-/******************************************************************************
- * arch/ia64/include/asm/xen/grant_table.h
- *
- * Copyright (c) 2008 Isaku Yamahata <yamahata at valinux co jp>
- *                    VA Linux Systems Japan K.K.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- *
- */
-
-#ifndef _ASM_IA64_XEN_GRANT_TABLE_H
-#define _ASM_IA64_XEN_GRANT_TABLE_H
-
-struct vm_struct *xen_alloc_vm_area(unsigned long size);
-void xen_free_vm_area(struct vm_struct *area);
-
-#endif /* _ASM_IA64_XEN_GRANT_TABLE_H */
diff --git a/arch/ia64/include/asm/xen/hypercall.h b/arch/ia64/include/asm/xen/hypercall.h
deleted file mode 100644