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-rw-r--r--arch/x86/boot/compressed/Makefile1
-rw-r--r--arch/x86/boot/header.S2
-rw-r--r--arch/x86/boot/version.c4
-rw-r--r--arch/x86/include/asm/acpi.h26
-rw-r--r--arch/x86/include/asm/asm-offsets.h1
-rw-r--r--arch/x86/include/asm/cpufeature.h1
-rw-r--r--arch/x86/include/asm/hw_irq.h3
-rw-r--r--arch/x86/include/asm/kvm.h4
-rw-r--r--arch/x86/include/asm/msr-index.h2
-rw-r--r--arch/x86/include/asm/msr.h16
-rw-r--r--arch/x86/include/asm/processor.h2
-rw-r--r--arch/x86/include/asm/uv/uv_hub.h86
-rw-r--r--arch/x86/kernel/acpi/Makefile2
-rw-r--r--arch/x86/kernel/acpi/processor.c101
-rw-r--r--arch/x86/kernel/acpi/sleep.c2
-rw-r--r--arch/x86/kernel/amd_iommu_init.c10
-rw-r--r--arch/x86/kernel/apic/apic_flat_64.c5
-rw-r--r--arch/x86/kernel/apic/bigsmp_32.c5
-rw-r--r--arch/x86/kernel/apic/io_apic.c32
-rw-r--r--arch/x86/kernel/apic/x2apic_cluster.c5
-rw-r--r--arch/x86/kernel/apic/x2apic_phys.c5
-rw-r--r--arch/x86/kernel/apic/x2apic_uv_x.c17
-rw-r--r--arch/x86/kernel/cpu/amd.c53
-rw-r--r--arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c4
-rw-r--r--arch/x86/kernel/cpu/cpufreq/powernow-k8.c2
-rw-r--r--arch/x86/kernel/cpu/intel.c1
-rw-r--r--arch/x86/kernel/cpuid.c5
-rw-r--r--arch/x86/kernel/e820.c2
-rw-r--r--arch/x86/kernel/microcode_core.c2
-rw-r--r--arch/x86/kernel/msr.c4
-rw-r--r--arch/x86/kernel/process.c4
-rw-r--r--arch/x86/kernel/process_32.c14
-rw-r--r--arch/x86/kernel/process_64.c24
-rw-r--r--arch/x86/kernel/ptrace.c16
-rw-r--r--arch/x86/kernel/tsc.c1
-rw-r--r--arch/x86/kernel/uv_irq.c3
-rw-r--r--arch/x86/kvm/lapic.c1
-rw-r--r--arch/x86/kvm/paging_tmpl.h18
-rw-r--r--arch/x86/kvm/x86.c12
-rw-r--r--arch/x86/lib/Makefile4
-rw-r--r--arch/x86/lib/msr-smp.c204
-rw-r--r--arch/x86/lib/msr.c213
-rw-r--r--arch/x86/mm/kmemcheck/error.c19
-rw-r--r--arch/x86/mm/srat_32.c2
-rw-r--r--arch/x86/mm/srat_64.c4
-rw-r--r--arch/x86/pci/bus_numa.c2
-rw-r--r--arch/x86/tools/chkobjdump.awk16
-rw-r--r--arch/x86/tools/gen-insn-attr-x86.awk10
48 files changed, 445 insertions, 527 deletions
diff --git a/arch/x86/boot/compressed/Makefile b/arch/x86/boot/compressed/Makefile
index f8ed0658404..f25bbd37765 100644
--- a/arch/x86/boot/compressed/Makefile
+++ b/arch/x86/boot/compressed/Makefile
@@ -9,6 +9,7 @@ targets := vmlinux.lds vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinu
KBUILD_CFLAGS := -m$(BITS) -D__KERNEL__ $(LINUX_INCLUDE) -O2
KBUILD_CFLAGS += -fno-strict-aliasing -fPIC
KBUILD_CFLAGS += -DDISABLE_BRANCH_PROFILING
+cflags-$(CONFIG_X86_32) := -march=i386
cflags-$(CONFIG_X86_64) := -mcmodel=small
KBUILD_CFLAGS += $(cflags-y)
KBUILD_CFLAGS += $(call cc-option,-ffreestanding)
diff --git a/arch/x86/boot/header.S b/arch/x86/boot/header.S
index b31cc54b464..93e689f4bd8 100644
--- a/arch/x86/boot/header.S
+++ b/arch/x86/boot/header.S
@@ -16,7 +16,7 @@
*/
#include <asm/segment.h>
-#include <linux/utsrelease.h>
+#include <generated/utsrelease.h>
#include <asm/boot.h>
#include <asm/e820.h>
#include <asm/page_types.h>
diff --git a/arch/x86/boot/version.c b/arch/x86/boot/version.c
index 2723d9b5ce4..2b15aa488ff 100644
--- a/arch/x86/boot/version.c
+++ b/arch/x86/boot/version.c
@@ -13,8 +13,8 @@
*/
#include "boot.h"
-#include <linux/utsrelease.h>
-#include <linux/compile.h>
+#include <generated/utsrelease.h>
+#include <generated/compile.h>
const char kernel_version[] =
UTS_RELEASE " (" LINUX_COMPILE_BY "@" LINUX_COMPILE_HOST ") "
diff --git a/arch/x86/include/asm/acpi.h b/arch/x86/include/asm/acpi.h
index 60d2b2db0bc..56f462cf22d 100644
--- a/arch/x86/include/asm/acpi.h
+++ b/arch/x86/include/asm/acpi.h
@@ -142,6 +142,32 @@ static inline unsigned int acpi_processor_cstate_check(unsigned int max_cstate)
return max_cstate;
}
+static inline bool arch_has_acpi_pdc(void)
+{
+ struct cpuinfo_x86 *c = &cpu_data(0);
+ return (c->x86_vendor == X86_VENDOR_INTEL ||
+ c->x86_vendor == X86_VENDOR_CENTAUR);
+}
+
+static inline void arch_acpi_set_pdc_bits(u32 *buf)
+{
+ struct cpuinfo_x86 *c = &cpu_data(0);
+
+ buf[2] |= ACPI_PDC_C_CAPABILITY_SMP;
+
+ if (cpu_has(c, X86_FEATURE_EST))
+ buf[2] |= ACPI_PDC_EST_CAPABILITY_SWSMP;
+
+ if (cpu_has(c, X86_FEATURE_ACPI))
+ buf[2] |= ACPI_PDC_T_FFH;
+
+ /*
+ * If mwait/monitor is unsupported, C2/C3_FFH will be disabled
+ */
+ if (!cpu_has(c, X86_FEATURE_MWAIT))
+ buf[2] &= ~(ACPI_PDC_C_C2C3_FFH);
+}
+
#else /* !CONFIG_ACPI */
#define acpi_lapic 0
diff --git a/arch/x86/include/asm/asm-offsets.h b/arch/x86/include/asm/asm-offsets.h
new file mode 100644
index 00000000000..d370ee36a18
--- /dev/null
+++ b/arch/x86/include/asm/asm-offsets.h
@@ -0,0 +1 @@
+#include <generated/asm-offsets.h>
diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h
index 613700f27a4..637e1ec963c 100644
--- a/arch/x86/include/asm/cpufeature.h
+++ b/arch/x86/include/asm/cpufeature.h
@@ -153,6 +153,7 @@
#define X86_FEATURE_SSE5 (6*32+11) /* SSE-5 */
#define X86_FEATURE_SKINIT (6*32+12) /* SKINIT/STGI instructions */
#define X86_FEATURE_WDT (6*32+13) /* Watchdog timer */
+#define X86_FEATURE_NODEID_MSR (6*32+19) /* NodeId MSR */
/*
* Auxiliary flags: Linux defined - For features scattered in various
diff --git a/arch/x86/include/asm/hw_irq.h b/arch/x86/include/asm/hw_irq.h
index 08c48a81841..eeac829a0f4 100644
--- a/arch/x86/include/asm/hw_irq.h
+++ b/arch/x86/include/asm/hw_irq.h
@@ -103,7 +103,8 @@ extern int assign_irq_vector(int, struct irq_cfg *, const struct cpumask *);
extern void send_cleanup_vector(struct irq_cfg *);
struct irq_desc;
-extern unsigned int set_desc_affinity(struct irq_desc *, const struct cpumask *);
+extern unsigned int set_desc_affinity(struct irq_desc *, const struct cpumask *,
+ unsigned int *dest_id);
extern int IO_APIC_get_PCI_irq_vector(int bus, int devfn, int pin, struct io_apic_irq_attr *irq_attr);
extern void setup_ioapic_dest(void);
diff --git a/arch/x86/include/asm/kvm.h b/arch/x86/include/asm/kvm.h
index 950df434763..f46b79f6c16 100644
--- a/arch/x86/include/asm/kvm.h
+++ b/arch/x86/include/asm/kvm.h
@@ -254,6 +254,10 @@ struct kvm_reinject_control {
__u8 reserved[31];
};
+/* When set in flags, include corresponding fields on KVM_SET_VCPU_EVENTS */
+#define KVM_VCPUEVENT_VALID_NMI_PENDING 0x00000001
+#define KVM_VCPUEVENT_VALID_SIPI_VECTOR 0x00000002
+
/* for KVM_GET/SET_VCPU_EVENTS */
struct kvm_vcpu_events {
struct {
diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h
index 4ffe09b2ad7..1cd58cdbc03 100644
--- a/arch/x86/include/asm/msr-index.h
+++ b/arch/x86/include/asm/msr-index.h
@@ -12,6 +12,7 @@
#define MSR_FS_BASE 0xc0000100 /* 64bit FS base */
#define MSR_GS_BASE 0xc0000101 /* 64bit GS base */
#define MSR_KERNEL_GS_BASE 0xc0000102 /* SwapGS GS shadow */
+#define MSR_TSC_AUX 0xc0000103 /* Auxiliary TSC */
/* EFER bits: */
#define _EFER_SCE 0 /* SYSCALL/SYSRET */
@@ -123,6 +124,7 @@
#define FAM10H_MMIO_CONF_BUSRANGE_SHIFT 2
#define FAM10H_MMIO_CONF_BASE_MASK 0xfffffff
#define FAM10H_MMIO_CONF_BASE_SHIFT 20
+#define MSR_FAM10H_NODE_ID 0xc001100c
/* K8 MSRs */
#define MSR_K8_TOP_MEM1 0xc001001a
diff --git a/arch/x86/include/asm/msr.h b/arch/x86/include/asm/msr.h
index 2d228fc9b4b..c5bc4c2d33f 100644
--- a/arch/x86/include/asm/msr.h
+++ b/arch/x86/include/asm/msr.h
@@ -27,6 +27,18 @@ struct msr {
};
};
+struct msr_info {
+ u32 msr_no;
+ struct msr reg;
+ struct msr *msrs;
+ int err;
+};
+
+struct msr_regs_info {
+ u32 *regs;
+ int err;
+};
+
static inline unsigned long long native_read_tscp(unsigned int *aux)
{
unsigned long low, high;
@@ -240,9 +252,9 @@ do { \
#define checking_wrmsrl(msr, val) wrmsr_safe((msr), (u32)(val), \
(u32)((val) >> 32))
-#define write_tsc(val1, val2) wrmsr(0x10, (val1), (val2))
+#define write_tsc(val1, val2) wrmsr(MSR_IA32_TSC, (val1), (val2))
-#define write_rdtscp_aux(val) wrmsr(0xc0000103, (val), 0)
+#define write_rdtscp_aux(val) wrmsr(MSR_TSC_AUX, (val), 0)
struct msr *msrs_alloc(void);
void msrs_free(struct msr *msrs);
diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h
index 6f8ec1c37e0..fc801bab1b3 100644
--- a/arch/x86/include/asm/processor.h
+++ b/arch/x86/include/asm/processor.h
@@ -181,7 +181,7 @@ static inline void native_cpuid(unsigned int *eax, unsigned int *ebx,
unsigned int *ecx, unsigned int *edx)
{
/* ecx is often an input as well as an output. */
- asm("cpuid"
+ asm volatile("cpuid"
: "=a" (*eax),
"=b" (*ebx),
"=c" (*ecx),
diff --git a/arch/x86/include/asm/uv/uv_hub.h b/arch/x86/include/asm/uv/uv_hub.h
index 811bfabc80b..bc54fa965af 100644
--- a/arch/x86/include/asm/uv/uv_hub.h
+++ b/arch/x86/include/asm/uv/uv_hub.h
@@ -31,20 +31,20 @@
* contiguous (although various IO spaces may punch holes in
* it)..
*
- * N - Number of bits in the node portion of a socket physical
- * address.
+ * N - Number of bits in the node portion of a socket physical
+ * address.
*
- * NASID - network ID of a router, Mbrick or Cbrick. Nasid values of
- * routers always have low bit of 1, C/MBricks have low bit
- * equal to 0. Most addressing macros that target UV hub chips
- * right shift the NASID by 1 to exclude the always-zero bit.
- * NASIDs contain up to 15 bits.
+ * NASID - network ID of a router, Mbrick or Cbrick. Nasid values of
+ * routers always have low bit of 1, C/MBricks have low bit
+ * equal to 0. Most addressing macros that target UV hub chips
+ * right shift the NASID by 1 to exclude the always-zero bit.
+ * NASIDs contain up to 15 bits.
*
* GNODE - NASID right shifted by 1 bit. Most mmrs contain gnodes instead
* of nasids.
*
- * PNODE - the low N bits of the GNODE. The PNODE is the most useful variant
- * of the nasid for socket usage.
+ * PNODE - the low N bits of the GNODE. The PNODE is the most useful variant
+ * of the nasid for socket usage.
*
*
* NumaLink Global Physical Address Format:
@@ -71,12 +71,12 @@
*
*
* APICID format
- * NOTE!!!!!! This is the current format of the APICID. However, code
- * should assume that this will change in the future. Use functions
- * in this file for all APICID bit manipulations and conversion.
+ * NOTE!!!!!! This is the current format of the APICID. However, code
+ * should assume that this will change in the future. Use functions
+ * in this file for all APICID bit manipulations and conversion.
*
- * 1111110000000000
- * 5432109876543210
+ * 1111110000000000
+ * 5432109876543210
* pppppppppplc0cch
* sssssssssss
*
@@ -89,9 +89,9 @@
* Note: Processor only supports 12 bits in the APICID register. The ACPI
* tables hold all 16 bits. Software needs to be aware of this.
*
- * Unless otherwise specified, all references to APICID refer to
- * the FULL value contained in ACPI tables, not the subset in the
- * processor APICID register.
+ * Unless otherwise specified, all references to APICID refer to
+ * the FULL value contained in ACPI tables, not the subset in the
+ * processor APICID register.
*/
@@ -151,16 +151,16 @@ struct uv_hub_info_s {
};
DECLARE_PER_CPU(struct uv_hub_info_s, __uv_hub_info);
-#define uv_hub_info (&__get_cpu_var(__uv_hub_info))
+#define uv_hub_info (&__get_cpu_var(__uv_hub_info))
#define uv_cpu_hub_info(cpu) (&per_cpu(__uv_hub_info, cpu))
/*
* Local & Global MMR space macros.
- * Note: macros are intended to be used ONLY by inline functions
- * in this file - not by other kernel code.
- * n - NASID (full 15-bit global nasid)
- * g - GNODE (full 15-bit global nasid, right shifted 1)
- * p - PNODE (local part of nsids, right shifted 1)
+ * Note: macros are intended to be used ONLY by inline functions
+ * in this file - not by other kernel code.
+ * n - NASID (full 15-bit global nasid)
+ * g - GNODE (full 15-bit global nasid, right shifted 1)
+ * p - PNODE (local part of nsids, right shifted 1)
*/
#define UV_NASID_TO_PNODE(n) (((n) >> 1) & uv_hub_info->pnode_mask)
#define UV_PNODE_TO_GNODE(p) ((p) |uv_hub_info->gnode_extra)
@@ -215,8 +215,8 @@ DECLARE_PER_CPU(struct uv_hub_info_s, __uv_hub_info);
/*
* Macros for converting between kernel virtual addresses, socket local physical
* addresses, and UV global physical addresses.
- * Note: use the standard __pa() & __va() macros for converting
- * between socket virtual and socket physical addresses.
+ * Note: use the standard __pa() & __va() macros for converting
+ * between socket virtual and socket physical addresses.
*/
/* socket phys RAM --> UV global physical address */
@@ -287,21 +287,18 @@ static inline int uv_apicid_to_pnode(int apicid)
* Access global MMRs using the low memory MMR32 space. This region supports
* faster MMR access but not all MMRs are accessible in this space.
*/
-static inline unsigned long *uv_global_mmr32_address(int pnode,
- unsigned long offset)
+static inline unsigned long *uv_global_mmr32_address(int pnode, unsigned long offset)
{
return __va(UV_GLOBAL_MMR32_BASE |
UV_GLOBAL_MMR32_PNODE_BITS(pnode) | offset);
}
-static inline void uv_write_global_mmr32(int pnode, unsigned long offset,
- unsigned long val)
+static inline void uv_write_global_mmr32(int pnode, unsigned long offset, unsigned long val)
{
writeq(val, uv_global_mmr32_address(pnode, offset));
}
-static inline unsigned long uv_read_global_mmr32(int pnode,
- unsigned long offset)
+static inline unsigned long uv_read_global_mmr32(int pnode, unsigned long offset)
{
return readq(uv_global_mmr32_address(pnode, offset));
}
@@ -310,21 +307,18 @@ static inline unsigned long uv_read_global_mmr32(int pnode,
* Access Global MMR space using the MMR space located at the top of physical
* memory.
*/
-static inline unsigned long *uv_global_mmr64_address(int pnode,
- unsigned long offset)
+static inline unsigned long *uv_global_mmr64_address(int pnode, unsigned long offset)
{
return __va(UV_GLOBAL_MMR64_BASE |
UV_GLOBAL_MMR64_PNODE_BITS(pnode) | offset);
}
-static inline void uv_write_global_mmr64(int pnode, unsigned long offset,
- unsigned long val)
+static inline void uv_write_global_mmr64(int pnode, unsigned long offset, unsigned long val)
{
writeq(val, uv_global_mmr64_address(pnode, offset));
}
-static inline unsigned long uv_read_global_mmr64(int pnode,
- unsigned long offset)
+static inline unsigned long uv_read_global_mmr64(int pnode, unsigned long offset)
{
return readq(uv_global_mmr64_address(pnode, offset));
}
@@ -338,6 +332,16 @@ static inline unsigned long uv_global_gru_mmr_address(int pnode, unsigned long o
return UV_GLOBAL_GRU_MMR_BASE | offset | (pnode << uv_hub_info->m_val);
}
+static inline void uv_write_global_mmr8(int pnode, unsigned long offset, unsigned char val)
+{
+ writeb(val, uv_global_mmr64_address(pnode, offset));
+}
+
+static inline unsigned char uv_read_global_mmr8(int pnode, unsigned long offset)
+{
+ return readb(uv_global_mmr64_address(pnode, offset));
+}
+
/*
* Access hub local MMRs. Faster than using global space but only local MMRs
* are accessible.
@@ -457,11 +461,17 @@ static inline void uv_set_scir_bits(unsigned char value)
}
}
+static inline unsigned long uv_scir_offset(int apicid)
+{
+ return SCIR_LOCAL_MMR_BASE | (apicid & 0x3f);
+}
+
static inline void uv_set_cpu_scir_bits(int cpu, unsigned char value)
{
if (uv_cpu_hub_info(cpu)->scir.state != value) {
+ uv_write_global_mmr8(uv_cpu_to_pnode(cpu),
+ uv_cpu_hub_info(cpu)->scir.offset, value);
uv_cpu_hub_info(cpu)->scir.state = value;
- uv_write_local_mmr8(uv_cpu_hub_info(cpu)->scir.offset, value);
}
}
diff --git a/arch/x86/kernel/acpi/Makefile b/arch/x86/kernel/acpi/Makefile
index fd5ca97a2ad..6f35260bb3e 100644
--- a/arch/x86/kernel/acpi/Makefile
+++ b/arch/x86/kernel/acpi/Makefile
@@ -4,7 +4,7 @@ obj-$(CONFIG_ACPI) += boot.o
obj-$(CONFIG_ACPI_SLEEP) += sleep.o wakeup_rm.o wakeup_$(BITS).o
ifneq ($(CONFIG_ACPI_PROCESSOR),)
-obj-y += cstate.o processor.o
+obj-y += cstate.o
endif
$(obj)/wakeup_rm.o: $(obj)/realmode/wakeup.bin
diff --git a/arch/x86/kernel/acpi/processor.c b/arch/x86/kernel/acpi/processor.c
deleted file mode 100644
index d85d1b2432b..00000000000
--- a/arch/x86/kernel/acpi/processor.c
+++ /dev/null
@@ -1,101 +0,0 @@
-/*
- * Copyright (C) 2005 Intel Corporation
- * Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
- * - Added _PDC for platforms with Intel CPUs
- */
-
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/acpi.h>
-
-#include <acpi/processor.h>
-#include <asm/acpi.h>
-
-static void init_intel_pdc(struct acpi_processor *pr, struct cpuinfo_x86 *c)
-{
- struct acpi_object_list *obj_list;
- union acpi_object *obj;
- u32 *buf;
-
- /* allocate and initialize pdc. It will be used later. */
- obj_list = kmalloc(sizeof(struct acpi_object_list), GFP_KERNEL);
- if (!obj_list) {
- printk(KERN_ERR "Memory allocation error\n");
- return;
- }
-
- obj = kmalloc(sizeof(union acpi_object), GFP_KERNEL);
- if (!obj) {
- printk(KERN_ERR "Memory allocation error\n");
- kfree(obj_list);
- return;
- }
-
- buf = kmalloc(12, GFP_KERNEL);
- if (!buf) {
- printk(KERN_ERR "Memory allocation error\n");
- kfree(obj);
- kfree(obj_list);
- return;
- }
-
- buf[0] = ACPI_PDC_REVISION_ID;
- buf[1] = 1;
- buf[2] = ACPI_PDC_C_CAPABILITY_SMP;
-
- /*
- * The default of PDC_SMP_T_SWCOORD bit is set for intel x86 cpu so
- * that OSPM is capable of native ACPI throttling software
- * coordination using BIOS supplied _TSD info.
- */
- buf[2] |= ACPI_PDC_SMP_T_SWCOORD;
- if (cpu_has(c, X86_FEATURE_EST))
- buf[2] |= ACPI_PDC_EST_CAPABILITY_SWSMP;
-
- if (cpu_has(c, X86_FEATURE_ACPI))
- buf[2] |= ACPI_PDC_T_FFH;
-
- /*
- * If mwait/monitor is unsupported, C2/C3_FFH will be disabled
- */
- if (!cpu_has(c, X86_FEATURE_MWAIT))
- buf[2] &= ~(ACPI_PDC_C_C2C3_FFH);
-
- obj->type = ACPI_TYPE_BUFFER;
- obj->buffer.length = 12;
- obj->buffer.pointer = (u8 *) buf;
- obj_list->count = 1;
- obj_list->pointer = obj;
- pr->pdc = obj_list;
-
- return;
-}
-
-
-/* Initialize _PDC data based on the CPU vendor */
-void arch_acpi_processor_init_pdc(struct acpi_processor *pr)
-{
- struct cpuinfo_x86 *c = &cpu_data(pr->id);
-
- pr->pdc = NULL;
- if (c->x86_vendor == X86_VENDOR_INTEL ||
- c->x86_vendor == X86_VENDOR_CENTAUR)
- init_intel_pdc(pr, c);
-
- return;
-}
-
-EXPORT_SYMBOL(arch_acpi_processor_init_pdc);
-
-void arch_acpi_processor_cleanup_pdc(struct acpi_processor *pr)
-{
- if (pr->pdc) {
- kfree(pr->pdc->pointer->buffer.pointer);
- kfree(pr->pdc->pointer);
- kfree(pr->pdc);
- pr->pdc = NULL;
- }
-}
-
-EXPORT_SYMBOL(arch_acpi_processor_cleanup_pdc);
diff --git a/arch/x86/kernel/acpi/sleep.c b/arch/x86/kernel/acpi/sleep.c
index 82e508677b9..f9961034e55 100644
--- a/arch/x86/kernel/acpi/sleep.c
+++ b/arch/x86/kernel/acpi/sleep.c
@@ -162,6 +162,8 @@ static int __init acpi_sleep_setup(char *str)
#endif
if (strncmp(str, "old_ordering", 12) == 0)
acpi_old_suspend_ordering();
+ if (strncmp(str, "sci_force_enable", 16) == 0)
+ acpi_set_sci_en_on_resume();
str = strchr(str, ',');
if (str != NULL)
str += strspn(str, ", \t");
diff --git a/arch/x86/kernel/amd_iommu_init.c b/arch/x86/kernel/amd_iommu_init.c
index 1dca9c34eae..fb490ce7dd5 100644
--- a/arch/x86/kernel/amd_iommu_init.c
+++ b/arch/x86/kernel/amd_iommu_init.c
@@ -138,6 +138,11 @@ int amd_iommus_present;
bool amd_iommu_np_cache __read_mostly;
/*
+ * Set to true if ACPI table parsing and hardware intialization went properly
+ */
+static bool amd_iommu_initialized;
+
+/*
* List of protection domains - used during resume
*/
LIST_HEAD(amd_iommu_pd_list);
@@ -929,6 +934,8 @@ static int __init init_iommu_all(struct acpi_table_header *table)
}
WARN_ON(p != end);
+ amd_iommu_initialized = true;
+
return 0;
}
@@ -1263,6 +1270,9 @@ static int __init amd_iommu_init(void)
if (acpi_table_parse("IVRS", init_iommu_all) != 0)
goto free;
+ if (!amd_iommu_initialized)
+ goto free;
+
if (acpi_table_parse("IVRS", init_memory_definitions) != 0)
goto free;
diff --git a/arch/x86/kernel/apic/apic_flat_64.c b/arch/x86/kernel/apic/apic_flat_64.c
index d0c99abc26c..eacbd2b31d2 100644
--- a/arch/x86/kernel/apic/apic_flat_64.c
+++ b/arch/x86/kernel/apic/apic_flat_64.c
@@ -306,10 +306,7 @@ physflat_cpu_mask_to_apicid_and(const struct cpumask *cpumask,
if (cpumask_test_cpu(cpu, cpu_online_mask))
break;
}
- if (cpu < nr_cpu_ids)
- return per_cpu(x86_cpu_to_apicid, cpu);
-
- return BAD_APICID;
+ return per_cpu(x86_cpu_to_apicid, cpu);
}
struct apic apic_physflat = {
diff --git a/arch/x86/kernel/apic/bigsmp_32.c b/arch/x86/kernel/apic/bigsmp_32.c
index 38dcecfa581..cb804c5091b 100644
--- a/arch/x86/kernel/apic/bigsmp_32.c
+++ b/arch/x86/kernel/apic/bigsmp_32.c
@@ -131,10 +131,7 @@ static unsigned int bigsmp_cpu_mask_to_apicid_and(const struct cpumask *cpumask,
if (cpumask_test_cpu(cpu, cpu_online_mask))
break;
}
- if (cpu < nr_cpu_ids)
- return bigsmp_cpu_to_logical_apicid(cpu);
-
- return BAD_APICID;
+ return bigsmp_cpu_to_logical_apicid(cpu);
}
static int bigsmp_phys_pkg_id(int cpuid_apic, int index_msb)
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index 11a5851f1f5..de00c4619a5 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -2276,26 +2276,28 @@ static void __target_IO_APIC_irq(unsigned int irq, unsigned int dest, struct irq
/*
* Either sets desc->affinity to a valid value, and returns
- * ->cpu_mask_to_apicid of that, or returns BAD_APICID and
+ * ->cpu_mask_to_apicid of that in dest_id, or returns -1 and
* leaves desc->affinity untouched.
*/
unsigned int
-set_desc_affinity(struct irq_desc *desc, const struct cpumask *mask)
+set_desc_affinity(struct irq_desc *desc, const struct cpumask *mask,
+ unsigned int *dest_id)
{
struct irq_cfg *cfg;
unsigned int irq;
if (!cpumask_intersects(mask, cpu_online_mask))
- return BAD_APICID;
+ return -1;
irq = desc->irq;
cfg = desc->chip_data;
if (assign_irq_vector(irq, cfg, mask))
- return BAD_APICID;
+ return -1;
cpumask_copy(desc->affinity, mask);
- return apic->cpu_mask_to_apicid_and(desc->affinity, cfg->domain);
+ *dest_id = apic->cpu_mask_to_apicid_and(desc->affinity, cfg->domain);
+ return 0;
}
static int
@@ -2311,12 +2313,11 @@ set_ioapic_affinity_irq_desc(struct irq_desc *desc, const struct