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-rw-r--r--arch/s390/Kconfig130
-rw-r--r--arch/s390/Kconfig.debug6
-rw-r--r--arch/s390/defconfig152
-rw-r--r--arch/s390/hypfs/Makefile2
-rw-r--r--arch/s390/hypfs/hypfs.h33
-rw-r--r--arch/s390/hypfs/hypfs_dbfs.c116
-rw-r--r--arch/s390/hypfs/hypfs_diag.c82
-rw-r--r--arch/s390/hypfs/hypfs_vm.c62
-rw-r--r--arch/s390/hypfs/inode.c18
-rw-r--r--arch/s390/include/asm/ccwdev.h2
-rw-r--r--arch/s390/include/asm/cputime.h2
-rw-r--r--arch/s390/include/asm/dasd.h3
-rw-r--r--arch/s390/include/asm/ftrace.h11
-rw-r--r--arch/s390/include/asm/hardirq.h16
-rw-r--r--arch/s390/include/asm/irq.h34
-rw-r--r--arch/s390/include/asm/kprobes.h20
-rw-r--r--arch/s390/include/asm/processor.h4
-rw-r--r--arch/s390/include/asm/ptrace.h52
-rw-r--r--arch/s390/include/asm/qdio.h1
-rw-r--r--arch/s390/include/asm/s390_ext.h29
-rw-r--r--arch/s390/include/asm/smp.h3
-rw-r--r--arch/s390/include/asm/system.h4
-rw-r--r--arch/s390/include/asm/thread_info.h10
-rw-r--r--arch/s390/include/asm/timex.h20
-rw-r--r--arch/s390/kernel/asm-offsets.c14
-rw-r--r--arch/s390/kernel/compat_ptrace.h53
-rw-r--r--arch/s390/kernel/entry.S274
-rw-r--r--arch/s390/kernel/entry.h2
-rw-r--r--arch/s390/kernel/entry64.S73
-rw-r--r--arch/s390/kernel/ftrace.c238
-rw-r--r--arch/s390/kernel/irq.c41
-rw-r--r--arch/s390/kernel/kprobes.c470
-rw-r--r--arch/s390/kernel/mcount.S32
-rw-r--r--arch/s390/kernel/mcount64.S29
-rw-r--r--arch/s390/kernel/nmi.c3
-rw-r--r--arch/s390/kernel/process.c21
-rw-r--r--arch/s390/kernel/processor.c20
-rw-r--r--arch/s390/kernel/ptrace.c306
-rw-r--r--arch/s390/kernel/s390_ext.c125
-rw-r--r--arch/s390/kernel/signal.c2
-rw-r--r--arch/s390/kernel/smp.c47
-rw-r--r--arch/s390/kernel/time.c6
-rw-r--r--arch/s390/kernel/traps.c15
-rw-r--r--arch/s390/kernel/vtime.c6
-rw-r--r--arch/s390/kvm/Kconfig7
-rw-r--r--arch/s390/lib/delay.c2
-rw-r--r--arch/s390/mm/fault.c35
-rw-r--r--drivers/s390/block/Kconfig24
-rw-r--r--drivers/s390/block/dasd.c314
-rw-r--r--drivers/s390/block/dasd_3990_erp.c16
-rw-r--r--drivers/s390/block/dasd_devmap.c155
-rw-r--r--drivers/s390/block/dasd_diag.c3
-rw-r--r--drivers/s390/block/dasd_eckd.c664
-rw-r--r--drivers/s390/block/dasd_eckd.h17
-rw-r--r--drivers/s390/block/dasd_eer.c1
-rw-r--r--drivers/s390/block/dasd_erp.c3
-rw-r--r--drivers/s390/block/dasd_fba.c21
-rw-r--r--drivers/s390/block/dasd_int.h35
-rw-r--r--drivers/s390/char/Kconfig69
-rw-r--r--drivers/s390/char/con3215.c2
-rw-r--r--drivers/s390/char/raw3270.c2
-rw-r--r--drivers/s390/char/sclp.c18
-rw-r--r--drivers/s390/char/sclp_config.c1
-rw-r--r--drivers/s390/char/tape_core.c2
-rw-r--r--drivers/s390/char/vmur.c2
-rw-r--r--drivers/s390/cio/ccwgroup.c78
-rw-r--r--drivers/s390/cio/chsc.c19
-rw-r--r--drivers/s390/cio/chsc.h18
-rw-r--r--drivers/s390/cio/css.c8
-rw-r--r--drivers/s390/cio/device_ops.c40
-rw-r--r--drivers/s390/cio/itcw.c62
-rw-r--r--drivers/s390/cio/qdio.h31
-rw-r--r--drivers/s390/cio/qdio_debug.c1
-rw-r--r--drivers/s390/cio/qdio_main.c177
-rw-r--r--drivers/s390/cio/qdio_setup.c20
-rw-r--r--drivers/s390/cio/qdio_thinint.c56
-rw-r--r--drivers/s390/crypto/ap_bus.c67
-rw-r--r--drivers/s390/crypto/ap_bus.h2
-rw-r--r--drivers/s390/crypto/zcrypt_api.c12
-rw-r--r--drivers/s390/crypto/zcrypt_api.h1
-rw-r--r--drivers/s390/crypto/zcrypt_cex2a.c82
-rw-r--r--drivers/s390/crypto/zcrypt_cex2a.h25
-rw-r--r--drivers/s390/crypto/zcrypt_pcica.c1
-rw-r--r--drivers/s390/crypto/zcrypt_pcicc.c1
-rw-r--r--drivers/s390/crypto/zcrypt_pcixcc.c17
-rw-r--r--drivers/s390/kvm/kvm_virtio.c3
-rw-r--r--drivers/s390/net/Kconfig51
-rw-r--r--drivers/s390/net/claw.c2
-rw-r--r--drivers/s390/net/ctcm_main.c2
-rw-r--r--drivers/s390/net/lcs.c2
-rw-r--r--drivers/s390/net/qeth_core_main.c2
-rw-r--r--drivers/s390/scsi/zfcp_qdio.c2
-rw-r--r--net/iucv/iucv.c2
-rw-r--r--tools/perf/arch/s390/Makefile4
-rw-r--r--tools/perf/arch/s390/util/dwarf-regs.c22
95 files changed, 2992 insertions, 1800 deletions
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index 6c6d7b339aa..ff19efdf6fe 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -1,13 +1,8 @@
-config SCHED_MC
- def_bool y
- depends on SMP
-
config MMU
def_bool y
config ZONE_DMA
- def_bool y
- depends on 64BIT
+ def_bool y if 64BIT
config LOCKDEP_SUPPORT
def_bool y
@@ -25,12 +20,10 @@ config RWSEM_XCHGADD_ALGORITHM
def_bool y
config ARCH_HAS_ILOG2_U32
- bool
- default n
+ def_bool n
config ARCH_HAS_ILOG2_U64
- bool
- default n
+ def_bool n
config GENERIC_HWEIGHT
def_bool y
@@ -42,9 +35,7 @@ config GENERIC_CLOCKEVENTS
def_bool y
config GENERIC_BUG
- bool
- depends on BUG
- default y
+ def_bool y if BUG
config GENERIC_BUG_RELATIVE_POINTERS
def_bool y
@@ -59,13 +50,10 @@ config ARCH_DMA_ADDR_T_64BIT
def_bool 64BIT
config GENERIC_LOCKBREAK
- bool
- default y
- depends on SMP && PREEMPT
+ def_bool y if SMP && PREEMPT
config PGSTE
- bool
- default y if KVM
+ def_bool y if KVM
config VIRT_CPU_ACCOUNTING
def_bool y
@@ -85,7 +73,6 @@ config S390
select HAVE_DYNAMIC_FTRACE
select HAVE_FUNCTION_GRAPH_TRACER
select HAVE_REGS_AND_STACK_ACCESS_API
- select HAVE_DEFAULT_NO_SPIN_MUTEXES
select HAVE_OPROFILE
select HAVE_KPROBES
select HAVE_KRETPROBES
@@ -130,8 +117,7 @@ config S390
select ARCH_INLINE_WRITE_UNLOCK_IRQRESTORE
config SCHED_OMIT_FRAME_POINTER
- bool
- default y
+ def_bool y
source "init/Kconfig"
@@ -144,20 +130,21 @@ comment "Processor type and features"
source "kernel/time/Kconfig"
config 64BIT
- bool "64 bit kernel"
+ def_bool y
+ prompt "64 bit kernel"
help
Select this option if you have an IBM z/Architecture machine
and want to use the 64 bit addressing mode.
config 32BIT
- bool
- default y if !64BIT
+ def_bool y if !64BIT
config KTIME_SCALAR
def_bool 32BIT
config SMP
- bool "Symmetric multi-processing support"
+ def_bool y
+ prompt "Symmetric multi-processing support"
---help---
This enables support for systems with more than one CPU. If you have
a system with only one CPU, like most personal computers, say N. If
@@ -189,10 +176,10 @@ config NR_CPUS
approximately sixteen kilobytes to the kernel image.
config HOTPLUG_CPU
- bool "Support for hot-pluggable CPUs"
+ def_bool y
+ prompt "Support for hot-pluggable CPUs"
depends on SMP
select HOTPLUG
- default n
help
Say Y here to be able to turn CPUs off and on. CPUs
can be controlled through /sys/devices/system/cpu/cpu#.
@@ -208,14 +195,16 @@ config SCHED_MC
increased overhead in some places.
config SCHED_BOOK
- bool "Book scheduler support"
+ def_bool y
+ prompt "Book scheduler support"
depends on SMP && SCHED_MC
help
Book scheduler support improves the CPU scheduler's decision making
when dealing with machines that have several books.
config MATHEMU
- bool "IEEE FPU emulation"
+ def_bool y
+ prompt "IEEE FPU emulation"
depends on MARCH_G5
help
This option is required for IEEE compliant floating point arithmetic
@@ -223,7 +212,8 @@ config MATHEMU
need this.
config COMPAT
- bool "Kernel support for 31 bit emulation"
+ def_bool y
+ prompt "Kernel support for 31 bit emulation"
depends on 64BIT
select COMPAT_BINFMT_ELF
help
@@ -233,16 +223,14 @@ config COMPAT
executing 31 bit applications. It is safe to say "Y".
config SYSVIPC_COMPAT
- bool
- depends on COMPAT && SYSVIPC
- default y
+ def_bool y if COMPAT && SYSVIPC
config AUDIT_ARCH
- bool
- default y
+ def_bool y
config S390_EXEC_PROTECT
- bool "Data execute protection"
+ def_bool y
+ prompt "Data execute protection"
help
This option allows to enable a buffer overflow protection for user
space programs and it also selects the addressing mode option above.
@@ -302,7 +290,8 @@ config MARCH_Z196
endchoice
config PACK_STACK
- bool "Pack kernel stack"
+ def_bool y
+ prompt "Pack kernel stack"
help
This option enables the compiler option -mkernel-backchain if it
is available. If the option is available the compiler supports
@@ -315,7 +304,8 @@ config PACK_STACK
Say Y if you are unsure.
config SMALL_STACK
- bool "Use 8kb for kernel stack instead of 16kb"
+ def_bool n
+ prompt "Use 8kb for kernel stack instead of 16kb"
depends on PACK_STACK && 64BIT && !LOCKDEP
help
If you say Y here and the compiler supports the -mkernel-backchain
@@ -327,7 +317,8 @@ config SMALL_STACK
Say N if you are unsure.
config CHECK_STACK
- bool "Detect kernel stack overflow"
+ def_bool y
+ prompt "Detect kernel stack overflow"
help
This option enables the compiler option -mstack-guard and
-mstack-size if they are available. If the compiler supports them
@@ -351,7 +342,8 @@ config STACK_GUARD
512 for 64 bit.
config WARN_STACK
- bool "Emit compiler warnings for function with broken stack usage"
+ def_bool n
+ prompt "Emit compiler warnings for function with broken stack usage"
help
This option enables the compiler options -mwarn-framesize and
-mwarn-dynamicstack. If the compiler supports these options it
@@ -386,24 +378,24 @@ config ARCH_SPARSEMEM_DEFAULT
def_bool y
config ARCH_SELECT_MEMORY_MODEL
- def_bool y
+ def_bool y
config ARCH_ENABLE_MEMORY_HOTPLUG
- def_bool y
- depends on SPARSEMEM
+ def_bool y if SPARSEMEM
config ARCH_ENABLE_MEMORY_HOTREMOVE
def_bool y
config ARCH_HIBERNATION_POSSIBLE
- def_bool y if 64BIT
+ def_bool y if 64BIT
source "mm/Kconfig"
comment "I/O subsystem configuration"
config QDIO
- tristate "QDIO support"
+ def_tristate y
+ prompt "QDIO support"
---help---
This driver provides the Queued Direct I/O base support for
IBM System z.
@@ -414,7 +406,8 @@ config QDIO
If unsure, say Y.
config CHSC_SCH
- tristate "Support for CHSC subchannels"
+ def_tristate y
+ prompt "Support for CHSC subchannels"
help
This driver allows usage of CHSC subchannels. A CHSC subchannel
is usually present on LPAR only.
@@ -432,7 +425,8 @@ config CHSC_SCH
comment "Misc"
config IPL
- bool "Builtin IPL record support"
+ def_bool y
+ prompt "Builtin IPL record support"
help
If you want to use the produced kernel to IPL directly from a
device, you have to merge a bootsector specific to the device
@@ -464,7 +458,8 @@ config FORCE_MAX_ZONEORDER
default "9"
config PFAULT
- bool "Pseudo page fault support"
+ def_bool y
+ prompt "Pseudo page fault support"
help
Select this option, if you want to use PFAULT pseudo page fault
handling under VM. If running native or in LPAR, this option
@@ -476,7 +471,8 @@ config PFAULT
this option.
config SHARED_KERNEL
- bool "VM shared kernel support"
+ def_bool y
+ prompt "VM shared kernel support"
help
Select this option, if you want to share the text segment of the
Linux kernel between different VM guests. This reduces memory
@@ -487,7 +483,8 @@ config SHARED_KERNEL
doing and want to exploit this feature.
config CMM
- tristate "Cooperative memory management"
+ def_tristate n
+ prompt "Cooperative memory management"
help
Select this option, if you want to enable the kernel interface
to reduce the memory size of the system. This is accomplished
@@ -499,14 +496,16 @@ config CMM
option.
config CMM_IUCV
- bool "IUCV special message interface to cooperative memory management"
+ def_bool y
+ prompt "IUCV special message interface to cooperative memory management"
depends on CMM && (SMSGIUCV=y || CMM=SMSGIUCV)
help
Select this option to enable the special message interface to
the cooperative memory management.
config APPLDATA_BASE
- bool "Linux - VM Monitor Stream, base infrastructure"
+ def_bool n
+ prompt "Linux - VM Monitor Stream, base infrastructure"
depends on PROC_FS
help
This provides a kernel interface for creating and updating z/VM APPLDATA
@@ -521,7 +520,8 @@ config APPLDATA_BASE
The /proc entries can also be read from, showing the current settings.
config APPLDATA_MEM
- tristate "Monitor memory management statistics"
+ def_tristate m
+ prompt "Monitor memory management statistics"
depends on APPLDATA_BASE && VM_EVENT_COUNTERS
help
This provides memory management related data to the Linux - VM Monitor
@@ -537,7 +537,8 @@ config APPLDATA_MEM
appldata_mem.o.
config APPLDATA_OS
- tristate "Monitor OS statistics"
+ def_tristate m
+ prompt "Monitor OS statistics"
depends on APPLDATA_BASE
help
This provides OS related data to the Linux - VM Monitor Stream, like
@@ -551,7 +552,8 @@ config APPLDATA_OS
appldata_os.o.
config APPLDATA_NET_SUM
- tristate "Monitor overall network statistics"
+ def_tristate m
+ prompt "Monitor overall network statistics"
depends on APPLDATA_BASE && NET
help
This provides network related data to the Linux - VM Monitor Stream,
@@ -568,30 +570,32 @@ config APPLDATA_NET_SUM
source kernel/Kconfig.hz
config S390_HYPFS_FS
- bool "s390 hypervisor file system support"
+ def_bool y
+ prompt "s390 hypervisor file system support"
select SYS_HYPERVISOR
- default y
help
This is a virtual file system intended to provide accounting
information in an s390 hypervisor environment.
config KEXEC
- bool "kexec system call"
+ def_bool n
+ prompt "kexec system call"
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
but is independent of hardware/microcode support.
config ZFCPDUMP
- bool "zfcpdump support"
+ def_bool n
+ prompt "zfcpdump support"
select SMP
- default n
help
Select this option if you want to build an zfcpdump enabled kernel.
Refer to <file:Documentation/s390/zfcpdump.txt> for more details on this.
config S390_GUEST
-bool "s390 guest support for KVM (EXPERIMENTAL)"
+ def_bool y
+ prompt "s390 guest support for KVM (EXPERIMENTAL)"
depends on 64BIT && EXPERIMENTAL
select VIRTIO
select VIRTIO_RING
@@ -603,9 +607,9 @@ bool "s390 guest support for KVM (EXPERIMENTAL)"
the default console.
config SECCOMP
- bool "Enable seccomp to safely compute untrusted bytecode"
+ def_bool y
+ prompt "Enable seccomp to safely compute untrusted bytecode"
depends on PROC_FS
- default y
help
This kernel feature is useful for number crunching applications
that may need to compute untrusted bytecode during their
diff --git a/arch/s390/Kconfig.debug b/arch/s390/Kconfig.debug
index 05221b13ffb..2b380df9560 100644
--- a/arch/s390/Kconfig.debug
+++ b/arch/s390/Kconfig.debug
@@ -1,8 +1,7 @@
menu "Kernel hacking"
config TRACE_IRQFLAGS_SUPPORT
- bool
- default y
+ def_bool y
source "lib/Kconfig.debug"
@@ -19,7 +18,8 @@ config STRICT_DEVMEM
If you are unsure, say Y.
config DEBUG_STRICT_USER_COPY_CHECKS
- bool "Strict user copy size checks"
+ def_bool n
+ prompt "Strict user copy size checks"
---help---
Enabling this option turns a certain set of sanity checks for user
copy operations into compile time warnings.
diff --git a/arch/s390/defconfig b/arch/s390/defconfig
index e40ac6ee652..d79697157ac 100644
--- a/arch/s390/defconfig
+++ b/