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-rw-r--r--arch/x86/Kconfig36
-rw-r--r--arch/x86/Kconfig.cpu31
-rw-r--r--arch/x86/boot/boot.h10
-rw-r--r--arch/x86/boot/compressed/misc.c2
-rw-r--r--arch/x86/boot/compressed/relocs.c2
-rw-r--r--arch/x86/boot/cpu.c3
-rw-r--r--arch/x86/boot/cpucheck.c18
-rw-r--r--arch/x86/boot/main.c5
-rw-r--r--arch/x86/boot/memory.c1
-rw-r--r--arch/x86/configs/i386_defconfig303
-rw-r--r--arch/x86/configs/x86_64_defconfig258
-rw-r--r--arch/x86/kernel/acpi/boot.c16
-rw-r--r--arch/x86/kernel/acpi/sleep.c4
-rw-r--r--arch/x86/kernel/alternative.c36
-rw-r--r--arch/x86/kernel/amd_iommu.c41
-rw-r--r--arch/x86/kernel/amd_iommu_init.c24
-rw-r--r--arch/x86/kernel/apic_32.c8
-rw-r--r--arch/x86/kernel/apic_64.c7
-rw-r--r--arch/x86/kernel/apm_32.c3
-rw-r--r--arch/x86/kernel/asm-offsets_64.c2
-rw-r--r--arch/x86/kernel/cpu/addon_cpuid_features.c17
-rw-r--r--arch/x86/kernel/cpu/amd.c9
-rw-r--r--arch/x86/kernel/cpu/centaur.c11
-rw-r--r--arch/x86/kernel/cpu/common.c18
-rw-r--r--arch/x86/kernel/cpu/common_64.c74
-rw-r--r--arch/x86/kernel/cpu/cpufreq/powernow-k8.c109
-rw-r--r--arch/x86/kernel/cpu/cpufreq/powernow-k8.h3
-rw-r--r--arch/x86/kernel/cpu/cyrix.c50
-rw-r--r--arch/x86/kernel/cpu/feature_names.c3
-rw-r--r--arch/x86/kernel/cpu/intel.c3
-rw-r--r--arch/x86/kernel/cpu/mcheck/mce_64.c5
-rw-r--r--arch/x86/kernel/cpu/mcheck/mce_amd_64.c18
-rw-r--r--arch/x86/kernel/cpu/mtrr/generic.c20
-rw-r--r--arch/x86/kernel/cpu/mtrr/main.c7
-rw-r--r--arch/x86/kernel/cpu/perfctr-watchdog.c8
-rw-r--r--arch/x86/kernel/cpuid.c15
-rw-r--r--arch/x86/kernel/ds.c954
-rw-r--r--arch/x86/kernel/e820.c2
-rw-r--r--arch/x86/kernel/efi_32.c4
-rw-r--r--arch/x86/kernel/genx2apic_uv_x.c10
-rw-r--r--arch/x86/kernel/head64.c1
-rw-r--r--arch/x86/kernel/hpet.c43
-rw-r--r--arch/x86/kernel/io_delay.c8
-rw-r--r--arch/x86/kernel/kdebugfs.c1
-rw-r--r--arch/x86/kernel/kgdb.c43
-rw-r--r--arch/x86/kernel/machine_kexec_32.c20
-rw-r--r--arch/x86/kernel/mfgpt_32.c52
-rw-r--r--arch/x86/kernel/mmconf-fam10h_64.c2
-rw-r--r--arch/x86/kernel/mpparse.c6
-rw-r--r--arch/x86/kernel/msr.c40
-rw-r--r--arch/x86/kernel/nmi.c28
-rw-r--r--arch/x86/kernel/numaq_32.c2
-rw-r--r--arch/x86/kernel/paravirt.c2
-rw-r--r--arch/x86/kernel/pci-calgary_64.c16
-rw-r--r--arch/x86/kernel/process.c17
-rw-r--r--arch/x86/kernel/process_32.c57
-rw-r--r--arch/x86/kernel/process_64.c45
-rw-r--r--arch/x86/kernel/ptrace.c444
-rw-r--r--arch/x86/kernel/relocate_kernel_32.S10
-rw-r--r--arch/x86/kernel/setup.c23
-rw-r--r--arch/x86/kernel/signal_64.c11
-rw-r--r--arch/x86/kernel/smpboot.c66
-rw-r--r--arch/x86/kernel/smpcommon.c17
-rw-r--r--arch/x86/kernel/syscall_64.c4
-rw-r--r--arch/x86/kernel/tlb_uv.c3
-rw-r--r--arch/x86/kernel/traps_64.c9
-rw-r--r--arch/x86/kernel/tsc.c242
-rw-r--r--arch/x86/kernel/tsc_sync.c6
-rw-r--r--arch/x86/kernel/visws_quirks.c6
-rw-r--r--arch/x86/kernel/vmi_32.c2
-rw-r--r--arch/x86/kernel/vmlinux_32.lds.S8
-rw-r--r--arch/x86/kernel/vsmp_64.c2
-rw-r--r--arch/x86/kvm/mmu.c4
-rw-r--r--arch/x86/kvm/paging_tmpl.h2
-rw-r--r--arch/x86/kvm/svm.c12
-rw-r--r--arch/x86/kvm/vmx.c3
-rw-r--r--arch/x86/kvm/vmx.h2
-rw-r--r--arch/x86/lib/msr-on-cpu.c22
-rw-r--r--arch/x86/mach-rdc321x/platform.c1
-rw-r--r--arch/x86/mm/init_32.c4
-rw-r--r--arch/x86/mm/init_64.c48
-rw-r--r--arch/x86/mm/ioremap.c10
-rw-r--r--arch/x86/mm/mmio-mod.c4
-rw-r--r--arch/x86/mm/pageattr-test.c3
-rw-r--r--arch/x86/mm/pageattr.c27
-rw-r--r--arch/x86/mm/pat.c50
-rw-r--r--arch/x86/mm/srat_32.c12
-rw-r--r--arch/x86/oprofile/nmi_int.c43
-rw-r--r--arch/x86/pci/amd_bus.c52
-rw-r--r--arch/x86/pci/i386.c9
-rw-r--r--arch/x86/pci/irq.c2
-rw-r--r--arch/x86/pci/legacy.c2
-rw-r--r--arch/x86/pci/mmconfig-shared.c67
-rw-r--r--arch/x86/power/cpu_32.c6
-rw-r--r--arch/x86/power/hibernate_asm_32.S26
-rw-r--r--arch/x86/xen/enlighten.c2
-rw-r--r--arch/x86/xen/setup.c2
97 files changed, 2520 insertions, 1281 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index ac2fb0641a04..ed92864d1325 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -577,35 +577,29 @@ config SWIOTLB
577 577
578config IOMMU_HELPER 578config IOMMU_HELPER
579 def_bool (CALGARY_IOMMU || GART_IOMMU || SWIOTLB || AMD_IOMMU) 579 def_bool (CALGARY_IOMMU || GART_IOMMU || SWIOTLB || AMD_IOMMU)
580
580config MAXSMP 581config MAXSMP
581 bool "Configure Maximum number of SMP Processors and NUMA Nodes" 582 bool "Configure Maximum number of SMP Processors and NUMA Nodes"
582 depends on X86_64 && SMP 583 depends on X86_64 && SMP && BROKEN
583 default n 584 default n
584 help 585 help
585 Configure maximum number of CPUS and NUMA Nodes for this architecture. 586 Configure maximum number of CPUS and NUMA Nodes for this architecture.
586 If unsure, say N. 587 If unsure, say N.
587 588
588if MAXSMP
589config NR_CPUS
590 int
591 default "4096"
592endif
593
594if !MAXSMP
595config NR_CPUS 589config NR_CPUS
596 int "Maximum number of CPUs (2-4096)" 590 int "Maximum number of CPUs (2-512)" if !MAXSMP
597 range 2 4096 591 range 2 512
598 depends on SMP 592 depends on SMP
593 default "4096" if MAXSMP
599 default "32" if X86_NUMAQ || X86_SUMMIT || X86_BIGSMP || X86_ES7000 594 default "32" if X86_NUMAQ || X86_SUMMIT || X86_BIGSMP || X86_ES7000
600 default "8" 595 default "8"
601 help 596 help
602 This allows you to specify the maximum number of CPUs which this 597 This allows you to specify the maximum number of CPUs which this
603 kernel will support. The maximum supported value is 4096 and the 598 kernel will support. The maximum supported value is 512 and the
604 minimum value which makes sense is 2. 599 minimum value which makes sense is 2.
605 600
606 This is purely to save memory - each supported CPU adds 601 This is purely to save memory - each supported CPU adds
607 approximately eight kilobytes to the kernel image. 602 approximately eight kilobytes to the kernel image.
608endif
609 603
610config SCHED_SMT 604config SCHED_SMT
611 bool "SMT (Hyperthreading) scheduler support" 605 bool "SMT (Hyperthreading) scheduler support"
@@ -951,9 +945,9 @@ config NUMA
951 local memory controller of the CPU and add some more 945 local memory controller of the CPU and add some more
952 NUMA awareness to the kernel. 946 NUMA awareness to the kernel.
953 947
954 For i386 this is currently highly experimental and should be only 948 For 32-bit this is currently highly experimental and should be only
955 used for kernel development. It might also cause boot failures. 949 used for kernel development. It might also cause boot failures.
956 For x86_64 this is recommended on all multiprocessor Opteron systems. 950 For 64-bit this is recommended on all multiprocessor Opteron systems.
957 If the system is EM64T, you should say N unless your system is 951 If the system is EM64T, you should say N unless your system is
958 EM64T NUMA. 952 EM64T NUMA.
959 953
@@ -996,17 +990,10 @@ config NUMA_EMU
996 into virtual nodes when booted with "numa=fake=N", where N is the 990 into virtual nodes when booted with "numa=fake=N", where N is the
997 number of nodes. This is only useful for debugging. 991 number of nodes. This is only useful for debugging.
998 992
999if MAXSMP
1000
1001config NODES_SHIFT 993config NODES_SHIFT
1002 int 994 int "Maximum NUMA Nodes (as a power of 2)" if !MAXSMP
1003 default "9"
1004endif
1005
1006if !MAXSMP
1007config NODES_SHIFT
1008 int "Maximum NUMA Nodes (as a power of 2)"
1009 range 1 9 if X86_64 995 range 1 9 if X86_64
996 default "9" if MAXSMP
1010 default "6" if X86_64 997 default "6" if X86_64
1011 default "4" if X86_NUMAQ 998 default "4" if X86_NUMAQ
1012 default "3" 999 default "3"
@@ -1014,7 +1001,6 @@ config NODES_SHIFT
1014 help 1001 help
1015 Specify the maximum number of NUMA Nodes available on the target 1002 Specify the maximum number of NUMA Nodes available on the target
1016 system. Increases memory reserved to accomodate various tables. 1003 system. Increases memory reserved to accomodate various tables.
1017endif
1018 1004
1019config HAVE_ARCH_BOOTMEM_NODE 1005config HAVE_ARCH_BOOTMEM_NODE
1020 def_bool y 1006 def_bool y
@@ -1263,7 +1249,7 @@ config KEXEC
1263 strongly in flux, so no good recommendation can be made. 1249 strongly in flux, so no good recommendation can be made.
1264 1250
1265config CRASH_DUMP 1251config CRASH_DUMP
1266 bool "kernel crash dumps (EXPERIMENTAL)" 1252 bool "kernel crash dumps"
1267 depends on X86_64 || (X86_32 && HIGHMEM) 1253 depends on X86_64 || (X86_32 && HIGHMEM)
1268 help 1254 help
1269 Generate crash dump after being started by kexec. 1255 Generate crash dump after being started by kexec.
diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu
index 2c518fbc52ec..60a85768cfcb 100644
--- a/arch/x86/Kconfig.cpu
+++ b/arch/x86/Kconfig.cpu
@@ -382,14 +382,17 @@ config X86_OOSTORE
382# P6_NOPs are a relatively minor optimization that require a family >= 382# P6_NOPs are a relatively minor optimization that require a family >=
383# 6 processor, except that it is broken on certain VIA chips. 383# 6 processor, except that it is broken on certain VIA chips.
384# Furthermore, AMD chips prefer a totally different sequence of NOPs 384# Furthermore, AMD chips prefer a totally different sequence of NOPs
385# (which work on all CPUs). As a result, disallow these if we're 385# (which work on all CPUs). In addition, it looks like Virtual PC
386# compiling X86_GENERIC but not X86_64 (these NOPs do work on all 386# does not understand them.
387# x86-64 capable chips); the list of processors in the right-hand clause 387#
388# are the cores that benefit from this optimization. 388# As a result, disallow these if we're not compiling for X86_64 (these
389# NOPs do work on all x86-64 capable chips); the list of processors in
390# the right-hand clause are the cores that benefit from this optimization.
389# 391#
390config X86_P6_NOP 392config X86_P6_NOP
391 def_bool y 393 def_bool y
392 depends on (X86_64 || !X86_GENERIC) && (M686 || MPENTIUMII || MPENTIUMIII || MPENTIUMM || MCORE2 || MPENTIUM4 || MPSC) 394 depends on X86_64
395 depends on (MCORE2 || MPENTIUM4 || MPSC)
393 396
394config X86_TSC 397config X86_TSC
395 def_bool y 398 def_bool y
@@ -415,3 +418,21 @@ config X86_MINIMUM_CPU_FAMILY
415config X86_DEBUGCTLMSR 418config X86_DEBUGCTLMSR
416 def_bool y 419 def_bool y
417 depends on !(MK6 || MWINCHIPC6 || MWINCHIP2 || MWINCHIP3D || MCYRIXIII || M586MMX || M586TSC || M586 || M486 || M386) 420 depends on !(MK6 || MWINCHIPC6 || MWINCHIP2 || MWINCHIP3D || MCYRIXIII || M586MMX || M586TSC || M586 || M486 || M386)
421
422config X86_DS
423 bool "Debug Store support"
424 default y
425 help
426 Add support for Debug Store.
427 This allows the kernel to provide a memory buffer to the hardware
428 to store various profiling and tracing events.
429
430config X86_PTRACE_BTS
431 bool "ptrace interface to Branch Trace Store"
432 default y
433 depends on (X86_DS && X86_DEBUGCTLMSR)
434 help
435 Add a ptrace interface to allow collecting an execution trace
436 of the traced task.
437 This collects control flow changes in a (cyclic) buffer and allows
438 debuggers to fill in the gaps and show an execution trace of the debuggee.
diff --git a/arch/x86/boot/boot.h b/arch/x86/boot/boot.h
index a34b9982c7cb..cc0ef13fba7a 100644
--- a/arch/x86/boot/boot.h
+++ b/arch/x86/boot/boot.h
@@ -24,10 +24,14 @@
24#include <linux/edd.h> 24#include <linux/edd.h>
25#include <asm/boot.h> 25#include <asm/boot.h>
26#include <asm/setup.h> 26#include <asm/setup.h>
27#include "bitops.h"
28#include <asm/cpufeature.h>
27 29
28/* Useful macros */ 30/* Useful macros */
29#define BUILD_BUG_ON(condition) ((void)sizeof(char[1 - 2*!!(condition)])) 31#define BUILD_BUG_ON(condition) ((void)sizeof(char[1 - 2*!!(condition)]))
30 32
33#define ARRAY_SIZE(x) (sizeof(x) / sizeof(*(x)))
34
31extern struct setup_header hdr; 35extern struct setup_header hdr;
32extern struct boot_params boot_params; 36extern struct boot_params boot_params;
33 37
@@ -242,6 +246,12 @@ int cmdline_find_option(const char *option, char *buffer, int bufsize);
242int cmdline_find_option_bool(const char *option); 246int cmdline_find_option_bool(const char *option);
243 247
244/* cpu.c, cpucheck.c */ 248/* cpu.c, cpucheck.c */
249struct cpu_features {
250 int level; /* Family, or 64 for x86-64 */
251 int model;
252 u32 flags[NCAPINTS];
253};
254extern struct cpu_features cpu;
245int check_cpu(int *cpu_level_ptr, int *req_level_ptr, u32 **err_flags_ptr); 255int check_cpu(int *cpu_level_ptr, int *req_level_ptr, u32 **err_flags_ptr);
246int validate_cpu(void); 256int validate_cpu(void);
247 257
diff --git a/arch/x86/boot/compressed/misc.c b/arch/x86/boot/compressed/misc.c
index 9fea73706479..aaf5a2131efc 100644
--- a/arch/x86/boot/compressed/misc.c
+++ b/arch/x86/boot/compressed/misc.c
@@ -16,7 +16,7 @@
16 */ 16 */
17#undef CONFIG_PARAVIRT 17#undef CONFIG_PARAVIRT
18#ifdef CONFIG_X86_32 18#ifdef CONFIG_X86_32
19#define _ASM_DESC_H_ 1 19#define ASM_X86__DESC_H 1
20#endif 20#endif
21 21
22#ifdef CONFIG_X86_64 22#ifdef CONFIG_X86_64
diff --git a/arch/x86/boot/compressed/relocs.c b/arch/x86/boot/compressed/relocs.c
index a1310c52fc0c..857e492c571e 100644
--- a/arch/x86/boot/compressed/relocs.c
+++ b/arch/x86/boot/compressed/relocs.c
@@ -492,7 +492,7 @@ static void walk_relocs(void (*visit)(Elf32_Rel *rel, Elf32_Sym *sym))
492 continue; 492 continue;
493 } 493 }
494 sh_symtab = sec_symtab->symtab; 494 sh_symtab = sec_symtab->symtab;
495 sym_strtab = sec->link->strtab; 495 sym_strtab = sec_symtab->link->strtab;
496 for (j = 0; j < sec->shdr.sh_size/sizeof(Elf32_Rel); j++) { 496 for (j = 0; j < sec->shdr.sh_size/sizeof(Elf32_Rel); j++) {
497 Elf32_Rel *rel; 497 Elf32_Rel *rel;
498 Elf32_Sym *sym; 498 Elf32_Sym *sym;
diff --git a/arch/x86/boot/cpu.c b/arch/x86/boot/cpu.c
index 92d6fd73dc7d..75298fe2edca 100644
--- a/arch/x86/boot/cpu.c
+++ b/arch/x86/boot/cpu.c
@@ -16,9 +16,6 @@
16 */ 16 */
17 17
18#include "boot.h" 18#include "boot.h"
19#include "bitops.h"
20#include <asm/cpufeature.h>
21
22#include "cpustr.h" 19#include "cpustr.h"
23 20
24static char *cpu_name(int level) 21static char *cpu_name(int level)
diff --git a/arch/x86/boot/cpucheck.c b/arch/x86/boot/cpucheck.c
index 7804389ee005..4d3ff037201f 100644
--- a/arch/x86/boot/cpucheck.c
+++ b/arch/x86/boot/cpucheck.c
@@ -22,21 +22,13 @@
22 22
23#ifdef _SETUP 23#ifdef _SETUP
24# include "boot.h" 24# include "boot.h"
25# include "bitops.h"
26#endif 25#endif
27#include <linux/types.h> 26#include <linux/types.h>
28#include <asm/cpufeature.h>
29#include <asm/processor-flags.h> 27#include <asm/processor-flags.h>
30#include <asm/required-features.h> 28#include <asm/required-features.h>
31#include <asm/msr-index.h> 29#include <asm/msr-index.h>
32 30
33struct cpu_features { 31struct cpu_features cpu;
34 int level; /* Family, or 64 for x86-64 */
35 int model;
36 u32 flags[NCAPINTS];
37};
38
39static struct cpu_features cpu;
40static u32 cpu_vendor[3]; 32static u32 cpu_vendor[3];
41static u32 err_flags[NCAPINTS]; 33static u32 err_flags[NCAPINTS];
42 34
@@ -46,12 +38,12 @@ static const u32 req_flags[NCAPINTS] =
46{ 38{
47 REQUIRED_MASK0, 39 REQUIRED_MASK0,
48 REQUIRED_MASK1, 40 REQUIRED_MASK1,
49 REQUIRED_MASK2, 41 0, /* REQUIRED_MASK2 not implemented in this file */
50 REQUIRED_MASK3, 42 0, /* REQUIRED_MASK3 not implemented in this file */
51 REQUIRED_MASK4, 43 REQUIRED_MASK4,
52 REQUIRED_MASK5, 44 0, /* REQUIRED_MASK5 not implemented in this file */
53 REQUIRED_MASK6, 45 REQUIRED_MASK6,
54 REQUIRED_MASK7, 46 0, /* REQUIRED_MASK7 not implemented in this file */
55}; 47};
56 48
57#define A32(a, b, c, d) (((d) << 24)+((c) << 16)+((b) << 8)+(a)) 49#define A32(a, b, c, d) (((d) << 24)+((c) << 16)+((b) << 8)+(a))
diff --git a/arch/x86/boot/main.c b/arch/x86/boot/main.c
index 2296164b54d2..197421db1af1 100644
--- a/arch/x86/boot/main.c
+++ b/arch/x86/boot/main.c
@@ -73,6 +73,11 @@ static void keyboard_set_repeat(void)
73 */ 73 */
74static void query_ist(void) 74static void query_ist(void)
75{ 75{
76 /* Some older BIOSes apparently crash on this call, so filter
77 it from machines too old to have SpeedStep at all. */
78 if (cpu.level < 6)
79 return;
80
76 asm("int $0x15" 81 asm("int $0x15"
77 : "=a" (boot_params.ist_info.signature), 82 : "=a" (boot_params.ist_info.signature),
78 "=b" (boot_params.ist_info.command), 83 "=b" (boot_params.ist_info.command),
diff --git a/arch/x86/boot/memory.c b/arch/x86/boot/memory.c
index 53165c97336b..8c3c25f35578 100644
--- a/arch/x86/boot/memory.c
+++ b/arch/x86/boot/memory.c
@@ -13,7 +13,6 @@
13 */ 13 */
14 14
15#include "boot.h" 15#include "boot.h"
16#include <linux/kernel.h>
17 16
18#define SMAP 0x534d4150 /* ASCII "SMAP" */ 17#define SMAP 0x534d4150 /* ASCII "SMAP" */
19 18
diff --git a/arch/x86/configs/i386_defconfig b/arch/x86/configs/i386_defconfig
index 4d73f53287b6..104275e191a8 100644
--- a/arch/x86/configs/i386_defconfig
+++ b/arch/x86/configs/i386_defconfig
@@ -1,13 +1,13 @@
1# 1#
2# Automatically generated make config: don't edit 2# Automatically generated make config: don't edit
3# Linux kernel version: 2.6.26-rc1 3# Linux kernel version: 2.6.27-rc4
4# Sun May 4 19:59:02 2008 4# Mon Aug 25 15:04:00 2008
5# 5#
6# CONFIG_64BIT is not set 6# CONFIG_64BIT is not set
7CONFIG_X86_32=y 7CONFIG_X86_32=y
8# CONFIG_X86_64 is not set 8# CONFIG_X86_64 is not set
9CONFIG_X86=y 9CONFIG_X86=y
10CONFIG_DEFCONFIG_LIST="arch/x86/configs/i386_defconfig" 10CONFIG_ARCH_DEFCONFIG="arch/x86/configs/i386_defconfig"
11# CONFIG_GENERIC_LOCKBREAK is not set 11# CONFIG_GENERIC_LOCKBREAK is not set
12CONFIG_GENERIC_TIME=y 12CONFIG_GENERIC_TIME=y
13CONFIG_GENERIC_CMOS_UPDATE=y 13CONFIG_GENERIC_CMOS_UPDATE=y
@@ -53,6 +53,7 @@ CONFIG_X86_HT=y
53CONFIG_X86_BIOS_REBOOT=y 53CONFIG_X86_BIOS_REBOOT=y
54CONFIG_X86_TRAMPOLINE=y 54CONFIG_X86_TRAMPOLINE=y
55CONFIG_KTIME_SCALAR=y 55CONFIG_KTIME_SCALAR=y
56CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
56 57
57# 58#
58# General setup 59# General setup
@@ -82,6 +83,7 @@ CONFIG_CGROUPS=y
82CONFIG_CGROUP_NS=y 83CONFIG_CGROUP_NS=y
83# CONFIG_CGROUP_DEVICE is not set 84# CONFIG_CGROUP_DEVICE is not set
84CONFIG_CPUSETS=y 85CONFIG_CPUSETS=y
86CONFIG_HAVE_UNSTABLE_SCHED_CLOCK=y
85CONFIG_GROUP_SCHED=y 87CONFIG_GROUP_SCHED=y
86CONFIG_FAIR_GROUP_SCHED=y 88CONFIG_FAIR_GROUP_SCHED=y
87# CONFIG_RT_GROUP_SCHED is not set 89# CONFIG_RT_GROUP_SCHED is not set
@@ -105,7 +107,6 @@ CONFIG_SYSCTL=y
105# CONFIG_EMBEDDED is not set 107# CONFIG_EMBEDDED is not set
106CONFIG_UID16=y 108CONFIG_UID16=y
107CONFIG_SYSCTL_SYSCALL=y 109CONFIG_SYSCTL_SYSCALL=y
108CONFIG_SYSCTL_SYSCALL_CHECK=y
109CONFIG_KALLSYMS=y 110CONFIG_KALLSYMS=y
110CONFIG_KALLSYMS_ALL=y 111CONFIG_KALLSYMS_ALL=y
111CONFIG_KALLSYMS_EXTRA_PASS=y 112CONFIG_KALLSYMS_EXTRA_PASS=y
@@ -113,6 +114,7 @@ CONFIG_HOTPLUG=y
113CONFIG_PRINTK=y 114CONFIG_PRINTK=y
114CONFIG_BUG=y 115CONFIG_BUG=y
115CONFIG_ELF_CORE=y 116CONFIG_ELF_CORE=y
117CONFIG_PCSPKR_PLATFORM=y
116# CONFIG_COMPAT_BRK is not set 118# CONFIG_COMPAT_BRK is not set
117CONFIG_BASE_FULL=y 119CONFIG_BASE_FULL=y
118CONFIG_FUTEX=y 120CONFIG_FUTEX=y
@@ -132,27 +134,35 @@ CONFIG_MARKERS=y
132# CONFIG_OPROFILE is not set 134# CONFIG_OPROFILE is not set
133CONFIG_HAVE_OPROFILE=y 135CONFIG_HAVE_OPROFILE=y
134CONFIG_KPROBES=y 136CONFIG_KPROBES=y
137CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
135CONFIG_KRETPROBES=y 138CONFIG_KRETPROBES=y
139CONFIG_HAVE_IOREMAP_PROT=y
136CONFIG_HAVE_KPROBES=y 140CONFIG_HAVE_KPROBES=y
137CONFIG_HAVE_KRETPROBES=y 141CONFIG_HAVE_KRETPROBES=y
142# CONFIG_HAVE_ARCH_TRACEHOOK is not set
138# CONFIG_HAVE_DMA_ATTRS is not set 143# CONFIG_HAVE_DMA_ATTRS is not set
144CONFIG_USE_GENERIC_SMP_HELPERS=y
145# CONFIG_HAVE_CLK is not set
139CONFIG_PROC_PAGE_MONITOR=y 146CONFIG_PROC_PAGE_MONITOR=y
147CONFIG_HAVE_GENERIC_DMA_COHERENT=y
140CONFIG_SLABINFO=y 148CONFIG_SLABINFO=y
141CONFIG_RT_MUTEXES=y 149CONFIG_RT_MUTEXES=y
142# CONFIG_TINY_SHMEM is not set 150# CONFIG_TINY_SHMEM is not set
143CONFIG_BASE_SMALL=0 151CONFIG_BASE_SMALL=0
144CONFIG_MODULES=y 152CONFIG_MODULES=y
153# CONFIG_MODULE_FORCE_LOAD is not set
145CONFIG_MODULE_UNLOAD=y 154CONFIG_MODULE_UNLOAD=y
146CONFIG_MODULE_FORCE_UNLOAD=y 155CONFIG_MODULE_FORCE_UNLOAD=y
147# CONFIG_MODVERSIONS is not set 156# CONFIG_MODVERSIONS is not set
148# CONFIG_MODULE_SRCVERSION_ALL is not set 157# CONFIG_MODULE_SRCVERSION_ALL is not set
149# CONFIG_KMOD is not set 158CONFIG_KMOD=y
150CONFIG_STOP_MACHINE=y 159CONFIG_STOP_MACHINE=y
151CONFIG_BLOCK=y 160CONFIG_BLOCK=y
152# CONFIG_LBD is not set 161# CONFIG_LBD is not set
153CONFIG_BLK_DEV_IO_TRACE=y 162CONFIG_BLK_DEV_IO_TRACE=y
154# CONFIG_LSF is not set 163# CONFIG_LSF is not set
155CONFIG_BLK_DEV_BSG=y 164CONFIG_BLK_DEV_BSG=y
165# CONFIG_BLK_DEV_INTEGRITY is not set
156 166
157# 167#
158# IO Schedulers 168# IO Schedulers
@@ -176,19 +186,17 @@ CONFIG_NO_HZ=y
176CONFIG_HIGH_RES_TIMERS=y 186CONFIG_HIGH_RES_TIMERS=y
177CONFIG_GENERIC_CLOCKEVENTS_BUILD=y 187CONFIG_GENERIC_CLOCKEVENTS_BUILD=y
178CONFIG_SMP=y 188CONFIG_SMP=y
189CONFIG_X86_FIND_SMP_CONFIG=y
190CONFIG_X86_MPPARSE=y
179CONFIG_X86_PC=y 191CONFIG_X86_PC=y
180# CONFIG_X86_ELAN is not set 192# CONFIG_X86_ELAN is not set
181# CONFIG_X86_VOYAGER is not set 193# CONFIG_X86_VOYAGER is not set
182# CONFIG_X86_NUMAQ is not set
183# CONFIG_X86_SUMMIT is not set
184# CONFIG_X86_BIGSMP is not set
185# CONFIG_X86_VISWS is not set
186# CONFIG_X86_GENERICARCH is not set 194# CONFIG_X86_GENERICARCH is not set
187# CONFIG_X86_ES7000 is not set
188# CONFIG_X86_RDC321X is not set
189# CONFIG_X86_VSMP is not set 195# CONFIG_X86_VSMP is not set
196# CONFIG_X86_RDC321X is not set
190CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y 197CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y
191# CONFIG_PARAVIRT_GUEST is not set 198# CONFIG_PARAVIRT_GUEST is not set
199# CONFIG_MEMTEST is not set
192# CONFIG_M386 is not set 200# CONFIG_M386 is not set
193# CONFIG_M486 is not set 201# CONFIG_M486 is not set
194# CONFIG_M586 is not set 202# CONFIG_M586 is not set
@@ -215,21 +223,19 @@ CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y
215# CONFIG_MPSC is not set 223# CONFIG_MPSC is not set
216CONFIG_MCORE2=y 224CONFIG_MCORE2=y
217# CONFIG_GENERIC_CPU is not set 225# CONFIG_GENERIC_CPU is not set
218# CONFIG_X86_GENERIC is not set 226CONFIG_X86_GENERIC=y
219CONFIG_X86_CPU=y 227CONFIG_X86_CPU=y
220CONFIG_X86_CMPXCHG=y 228CONFIG_X86_CMPXCHG=y
221CONFIG_X86_L1_CACHE_SHIFT=6 229CONFIG_X86_L1_CACHE_SHIFT=7
222CONFIG_X86_XADD=y 230CONFIG_X86_XADD=y
223CONFIG_X86_WP_WORKS_OK=y 231CONFIG_X86_WP_WORKS_OK=y
224CONFIG_X86_INVLPG=y 232CONFIG_X86_INVLPG=y
225CONFIG_X86_BSWAP=y 233CONFIG_X86_BSWAP=y
226CONFIG_X86_POPAD_OK=y 234CONFIG_X86_POPAD_OK=y
227CONFIG_X86_GOOD_APIC=y
228CONFIG_X86_INTEL_USERCOPY=y 235CONFIG_X86_INTEL_USERCOPY=y
229CONFIG_X86_USE_PPRO_CHECKSUM=y 236CONFIG_X86_USE_PPRO_CHECKSUM=y
230CONFIG_X86_P6_NOP=y
231CONFIG_X86_TSC=y 237CONFIG_X86_TSC=y
232CONFIG_X86_MINIMUM_CPU_FAMILY=6 238CONFIG_X86_MINIMUM_CPU_FAMILY=4
233CONFIG_X86_DEBUGCTLMSR=y 239CONFIG_X86_DEBUGCTLMSR=y
234CONFIG_HPET_TIMER=y 240CONFIG_HPET_TIMER=y
235CONFIG_HPET_EMULATE_RTC=y 241CONFIG_HPET_EMULATE_RTC=y
@@ -247,7 +253,7 @@ CONFIG_X86_IO_APIC=y
247CONFIG_VM86=y 253CONFIG_VM86=y
248# CONFIG_TOSHIBA is not set 254# CONFIG_TOSHIBA is not set
249# CONFIG_I8K is not set 255# CONFIG_I8K is not set
250# CONFIG_X86_REBOOTFIXUPS is not set 256CONFIG_X86_REBOOTFIXUPS=y
251# CONFIG_MICROCODE is not set 257# CONFIG_MICROCODE is not set
252CONFIG_X86_MSR=y 258CONFIG_X86_MSR=y
253CONFIG_X86_CPUID=y 259CONFIG_X86_CPUID=y
@@ -256,32 +262,28 @@ CONFIG_HIGHMEM4G=y
256# CONFIG_HIGHMEM64G is not set 262# CONFIG_HIGHMEM64G is not set
257CONFIG_PAGE_OFFSET=0xC0000000 263CONFIG_PAGE_OFFSET=0xC0000000
258CONFIG_HIGHMEM=y 264CONFIG_HIGHMEM=y
259CONFIG_NEED_NODE_MEMMAP_SIZE=y
260CONFIG_ARCH_FLATMEM_ENABLE=y 265CONFIG_ARCH_FLATMEM_ENABLE=y
261CONFIG_ARCH_SPARSEMEM_ENABLE=y 266CONFIG_ARCH_SPARSEMEM_ENABLE=y
262CONFIG_ARCH_SELECT_MEMORY_MODEL=y 267CONFIG_ARCH_SELECT_MEMORY_MODEL=y
263CONFIG_SELECT_MEMORY_MODEL=y 268CONFIG_SELECT_MEMORY_MODEL=y
264# CONFIG_FLATMEM_MANUAL is not set 269CONFIG_FLATMEM_MANUAL=y
265# CONFIG_DISCONTIGMEM_MANUAL is not set 270# CONFIG_DISCONTIGMEM_MANUAL is not set
266CONFIG_SPARSEMEM_MANUAL=y 271# CONFIG_SPARSEMEM_MANUAL is not set
267CONFIG_SPARSEMEM=y 272CONFIG_FLATMEM=y
268CONFIG_HAVE_MEMORY_PRESENT=y 273CONFIG_FLAT_NODE_MEM_MAP=y
269CONFIG_SPARSEMEM_STATIC=y 274CONFIG_SPARSEMEM_STATIC=y
270# CONFIG_SPARSEMEM_VMEMMAP_ENABLE is not set 275# CONFIG_SPARSEMEM_VMEMMAP_ENABLE is not set
271
272#
273# Memory hotplug is currently incompatible with Software Suspend
274#
275CONFIG_PAGEFLAGS_EXTENDED=y 276CONFIG_PAGEFLAGS_EXTENDED=y
276CONFIG_SPLIT_PTLOCK_CPUS=4 277CONFIG_SPLIT_PTLOCK_CPUS=4
277CONFIG_RESOURCES_64BIT=y 278CONFIG_RESOURCES_64BIT=y
278CONFIG_ZONE_DMA_FLAG=1 279CONFIG_ZONE_DMA_FLAG=1
279CONFIG_BOUNCE=y 280CONFIG_BOUNCE=y
280CONFIG_VIRT_TO_BUS=y 281CONFIG_VIRT_TO_BUS=y
281# CONFIG_HIGHPTE is not set 282CONFIG_HIGHPTE=y
282# CONFIG_MATH_EMULATION is not set 283# CONFIG_MATH_EMULATION is not set
283CONFIG_MTRR=y 284CONFIG_MTRR=y
284# CONFIG_X86_PAT is not set 285# CONFIG_MTRR_SANITIZER is not set
286CONFIG_X86_PAT=y
285CONFIG_EFI=y 287CONFIG_EFI=y
286# CONFIG_IRQBALANCE is not set 288# CONFIG_IRQBALANCE is not set
287CONFIG_SECCOMP=y 289CONFIG_SECCOMP=y
@@ -293,6 +295,7 @@ CONFIG_HZ=1000
293CONFIG_SCHED_HRTICK=y 295CONFIG_SCHED_HRTICK=y
294CONFIG_KEXEC=y 296CONFIG_KEXEC=y
295CONFIG_CRASH_DUMP=y 297CONFIG_CRASH_DUMP=y
298# CONFIG_KEXEC_JUMP is not set
296CONFIG_PHYSICAL_START=0x1000000 299CONFIG_PHYSICAL_START=0x1000000
297CONFIG_RELOCATABLE=y 300CONFIG_RELOCATABLE=y
298CONFIG_PHYSICAL_ALIGN=0x200000 301CONFIG_PHYSICAL_ALIGN=0x200000
@@ -312,6 +315,7 @@ CONFIG_PM_TRACE_RTC=y
312CONFIG_PM_SLEEP_SMP=y 315CONFIG_PM_SLEEP_SMP=y
313CONFIG_PM_SLEEP=y 316CONFIG_PM_SLEEP=y
314CONFIG_SUSPEND=y 317CONFIG_SUSPEND=y
318# CONFIG_PM_TEST_SUSPEND is not set
315CONFIG_SUSPEND_FREEZER=y 319CONFIG_SUSPEND_FREEZER=y
316CONFIG_HIBERNATION=y 320CONFIG_HIBERNATION=y
317CONFIG_PM_STD_PARTITION="" 321CONFIG_PM_STD_PARTITION=""
@@ -337,6 +341,7 @@ CONFIG_ACPI_THERMAL=y
337CONFIG_ACPI_BLACKLIST_YEAR=0 341CONFIG_ACPI_BLACKLIST_YEAR=0
338# CONFIG_ACPI_DEBUG is not set 342# CONFIG_ACPI_DEBUG is not set
339CONFIG_ACPI_EC=y 343CONFIG_ACPI_EC=y
344# CONFIG_ACPI_PCI_SLOT is not set
340CONFIG_ACPI_POWER=y 345CONFIG_ACPI_POWER=y
341CONFIG_ACPI_SYSTEM=y 346CONFIG_ACPI_SYSTEM=y
342CONFIG_X86_PM_TIMER=y 347CONFIG_X86_PM_TIMER=y
@@ -395,8 +400,8 @@ CONFIG_PCI=y
395# CONFIG_PCI_GOBIOS is not set 400# CONFIG_PCI_GOBIOS is not set
396# CONFIG_PCI_GOMMCONFIG is not set 401# CONFIG_PCI_GOMMCONFIG is not set
397# CONFIG_PCI_GODIRECT is not set 402# CONFIG_PCI_GODIRECT is not set
398CONFIG_PCI_GOANY=y
399# CONFIG_PCI_GOOLPC is not set 403# CONFIG_PCI_GOOLPC is not set
404CONFIG_PCI_GOANY=y
400CONFIG_PCI_BIOS=y 405CONFIG_PCI_BIOS=y
401CONFIG_PCI_DIRECT=y 406CONFIG_PCI_DIRECT=y
402CONFIG_PCI_MMCONFIG=y 407CONFIG_PCI_MMCONFIG=y
@@ -448,10 +453,6 @@ CONFIG_HOTPLUG_PCI=y
448CONFIG_BINFMT_ELF=y 453CONFIG_BINFMT_ELF=y
449# CONFIG_BINFMT_AOUT is not set 454# CONFIG_BINFMT_AOUT is not set
450CONFIG_BINFMT_MISC=y 455CONFIG_BINFMT_MISC=y
451
452#
453# Networking
454#
455CONFIG_NET=y 456CONFIG_NET=y
456 457
457# 458#
@@ -475,7 +476,10 @@ CONFIG_IP_FIB_HASH=y
475CONFIG_IP_MULTIPLE_TABLES=y 476CONFIG_IP_MULTIPLE_TABLES=y
476CONFIG_IP_ROUTE_MULTIPATH=y 477CONFIG_IP_ROUTE_MULTIPATH=y
477CONFIG_IP_ROUTE_VERBOSE=y 478CONFIG_IP_ROUTE_VERBOSE=y
478# CONFIG_IP_PNP is not set 479CONFIG_IP_PNP=y
480CONFIG_IP_PNP_DHCP=y
481CONFIG_IP_PNP_BOOTP=y
482CONFIG_IP_PNP_RARP=y
479# CONFIG_NET_IPIP is not set 483# CONFIG_NET_IPIP is not set
480# CONFIG_NET_IPGRE is not set 484# CONFIG_NET_IPGRE is not set
481CONFIG_IP_MROUTE=y 485CONFIG_IP_MROUTE=y
@@ -618,7 +622,6 @@ CONFIG_NET_SCHED=y
618# CONFIG_NET_SCH_HTB is not set 622# CONFIG_NET_SCH_HTB is not set
619# CONFIG_NET_SCH_HFSC is not set 623# CONFIG_NET_SCH_HFSC is not set
620# CONFIG_NET_SCH_PRIO is not set 624# CONFIG_NET_SCH_PRIO is not set
621# CONFIG_NET_SCH_RR is not set
622# CONFIG_NET_SCH_RED is not set 625# CONFIG_NET_SCH_RED is not set
623# CONFIG_NET_SCH_SFQ is not set 626# CONFIG_NET_SCH_SFQ is not set
624# CONFIG_NET_SCH_TEQL is not set 627# CONFIG_NET_SCH_TEQL is not set
@@ -680,28 +683,19 @@ CONFIG_FIB_RULES=y
680CONFIG_CFG80211=y 683CONFIG_CFG80211=y
681CONFIG_NL80211=y 684CONFIG_NL80211=y
682CONFIG_WIRELESS_EXT=y 685CONFIG_WIRELESS_EXT=y
686CONFIG_WIRELESS_EXT_SYSFS=y
683CONFIG_MAC80211=y 687CONFIG_MAC80211=y
684 688
685# 689#
686# Rate control algorithm selection 690# Rate control algorithm selection
687# 691#
692CONFIG_MAC80211_RC_PID=y
688CONFIG_MAC80211_RC_DEFAULT_PID=y 693CONFIG_MAC80211_RC_DEFAULT_PID=y
689# CONFIG_MAC80211_RC_DEFAULT_NONE is not set
690
691#
692# Selecting 'y' for an algorithm will
693#
694
695#
696# build the algorithm into mac80211.
697#
698CONFIG_MAC80211_RC_DEFAULT="pid" 694CONFIG_MAC80211_RC_DEFAULT="pid"
699CONFIG_MAC80211_RC_PID=y
700# CONFIG_MAC80211_MESH is not set 695# CONFIG_MAC80211_MESH is not set
701CONFIG_MAC80211_LEDS=y 696CONFIG_MAC80211_LEDS=y
702# CONFIG_MAC80211_DEBUGFS is not set 697# CONFIG_MAC80211_DEBUGFS is not set
703# CONFIG_MAC80211_DEBUG_PACKET_ALIGNMENT is not set 698# CONFIG_MAC80211_DEBUG_MENU is not set
704# CONFIG_MAC80211_DEBUG is not set
705# CONFIG_IEEE80211 is not set 699# CONFIG_IEEE80211 is not set
706# CONFIG_RFKILL is not set 700# CONFIG_RFKILL is not set
707# CONFIG_NET_9P is not set 701# CONFIG_NET_9P is not set
@@ -717,6 +711,8 @@ CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
717CONFIG_STANDALONE=y 711CONFIG_STANDALONE=y
718CONFIG_PREVENT_FIRMWARE_BUILD=y 712CONFIG_PREVENT_FIRMWARE_BUILD=y
719CONFIG_FW_LOADER=y 713CONFIG_FW_LOADER=y
714CONFIG_FIRMWARE_IN_KERNEL=y
715CONFIG_EXTRA_FIRMWARE=""
720# CONFIG_DEBUG_DRIVER is not set 716# CONFIG_DEBUG_DRIVER is not set
721CONFIG_DEBUG_DEVRES=y 717CONFIG_DEBUG_DEVRES=y
722# CONFIG_SYS_HYPERVISOR is not set 718# CONFIG_SYS_HYPERVISOR is not set
@@ -749,6 +745,7 @@ CONFIG_BLK_DEV_RAM_SIZE=16384
749# CONFIG_BLK_DEV_XIP is not set 745# CONFIG_BLK_DEV_XIP is not set
750# CONFIG_CDROM_PKTCDVD is not set 746# CONFIG_CDROM_PKTCDVD is not set
751# CONFIG_ATA_OVER_ETH is not set 747# CONFIG_ATA_OVER_ETH is not set
748# CONFIG_BLK_DEV_HD is not set
752CONFIG_MISC_DEVICES=y 749CONFIG_MISC_DEVICES=y
753# CONFIG_IBM_ASM is not set 750# CONFIG_IBM_ASM is not set
754# CONFIG_PHANTOM is not set 751# CONFIG_PHANTOM is not set
@@ -760,10 +757,12 @@ CONFIG_MISC_DEVICES=y
760# CONFIG_FUJITSU_LAPTOP is not set 757# CONFIG_FUJITSU_LAPTOP is not set
761# CONFIG_TC1100_WMI is not set 758# CONFIG_TC1100_WMI is not set
762# CONFIG_MSI_LAPTOP is not set 759# CONFIG_MSI_LAPTOP is not set
760# CONFIG_COMPAL_LAPTOP is not set
763# CONFIG_SONY_LAPTOP is not set 761# CONFIG_SONY_LAPTOP is not set
764# CONFIG_THINKPAD_ACPI is not set 762# CONFIG_THINKPAD_ACPI is not set
765# CONFIG_INTEL_MENLOW is not set 763# CONFIG_INTEL_MENLOW is not set
766# CONFIG_ENCLOSURE_SERVICES is not set 764# CONFIG_ENCLOSURE_SERVICES is not set
765# CONFIG_HP_ILO is not set
767CONFIG_HAVE_IDE=y 766CONFIG_HAVE_IDE=y
768# CONFIG_IDE is not set 767# CONFIG_IDE is not set
769 768
@@ -802,12 +801,13 @@ CONFIG_SCSI_WAIT_SCAN=m
802# 801#
803CONFIG_SCSI_SPI_ATTRS=y 802CONFIG_SCSI_SPI_ATTRS=y
804# CONFIG_SCSI_FC_ATTRS is not set 803# CONFIG_SCSI_FC_ATTRS is not set
805# CONFIG_SCSI_ISCSI_ATTRS is not set 804CONFIG_SCSI_ISCSI_ATTRS=y
806# CONFIG_SCSI_SAS_ATTRS is not set 805# CONFIG_SCSI_SAS_ATTRS is not set
807# CONFIG_SCSI_SAS_LIBSAS is not set 806# CONFIG_SCSI_SAS_LIBSAS is not set
808# CONFIG_SCSI_SRP_ATTRS is not set 807# CONFIG_SCSI_SRP_ATTRS is not set
809# CONFIG_SCSI_LOWLEVEL is not set 808# CONFIG_SCSI_LOWLEVEL is not set
810# CONFIG_SCSI_LOWLEVEL_PCMCIA is not set 809# CONFIG_SCSI_LOWLEVEL_PCMCIA is not set
810# CONFIG_SCSI_DH is not set
811CONFIG_ATA=y 811CONFIG_ATA=y
812# CONFIG_ATA_NONSTANDARD is not set 812# CONFIG_ATA_NONSTANDARD is not set
813CONFIG_ATA_ACPI=y 813CONFIG_ATA_ACPI=y
@@ -842,7 +842,7 @@ CONFIG_PATA_AMD=y
842# CONFIG_PATA_CS5536 is not set 842# CONFIG_PATA_CS5536 is not set
843# CONFIG_PATA_CYPRESS is not set 843# CONFIG_PATA_CYPRESS is not set
844# CONFIG_PATA_EFAR is not set 844# CONFIG_PATA_EFAR is not set
845# CONFIG_ATA_GENERIC is not set 845CONFIG_ATA_GENERIC=y
846# CONFIG_PATA_HPT366 is not set 846# CONFIG_PATA_HPT366 is not set
847# CONFIG_PATA_HPT37X is not set 847# CONFIG_PATA_HPT37X is not set
848# CONFIG_PATA_HPT3X2N is not set 848# CONFIG_PATA_HPT3X2N is not set
@@ -852,7 +852,7 @@ CONFIG_PATA_AMD=y
852# CONFIG_PATA_JMICRON is not set 852# CONFIG_PATA_JMICRON is not set
853# CONFIG_PATA_TRIFLEX is not set 853# CONFIG_PATA_TRIFLEX is not set
854# CONFIG_PATA_MARVELL is not set 854# CONFIG_PATA_MARVELL is not set
855# CONFIG_PATA_MPIIX is not set 855CONFIG_PATA_MPIIX=y
856CONFIG_PATA_OLDPIIX=y 856CONFIG_PATA_OLDPIIX=y
857# CONFIG_PATA_NETCELL is not set 857# CONFIG_PATA_NETCELL is not set
858# CONFIG_PATA_NINJA32 is not set 858# CONFIG_PATA_NINJA32 is not set
@@ -871,6 +871,7 @@ CONFIG_PATA_OLDPIIX=y
871# CONFIG_PATA_SIS is not set 871# CONFIG_PATA_SIS is not set
872# CONFIG_PATA_VIA is not set 872# CONFIG_PATA_VIA is not set
873# CONFIG_PATA_WINBOND is not set 873# CONFIG_PATA_WINBOND is not set
874CONFIG_PATA_SCH=y
874CONFIG_MD=y 875CONFIG_MD=y
875CONFIG_BLK_DEV_MD=y 876CONFIG_BLK_DEV_MD=y
876# CONFIG_MD_LINEAR is not set 877# CONFIG_MD_LINEAR is not set
@@ -894,13 +895,16 @@ CONFIG_DM_ZERO=y
894# 895#
895# IEEE 1394 (FireWire) support 896# IEEE 1394 (FireWire) support
896# 897#
898
899#
900# Enable only one of the two stacks, unless you know what you are doing
901#
897# CONFIG_FIREWIRE is not set 902# CONFIG_FIREWIRE is not set
898# CONFIG_IEEE1394 is not set 903# CONFIG_IEEE1394 is not set
899# CONFIG_I2O is not set 904# CONFIG_I2O is not set
900CONFIG_MACINTOSH_DRIVERS=y 905CONFIG_MACINTOSH_DRIVERS=y
901CONFIG_MAC_EMUMOUSEBTN=y 906CONFIG_MAC_EMUMOUSEBTN=y
902CONFIG_NETDEVICES=y 907CONFIG_NETDEVICES=y
903# CONFIG_NETDEVICES_MULTIQUEUE is not set
904# CONFIG_IFB is not set 908# CONFIG_IFB is not set
905# CONFIG_DUMMY is not set 909# CONFIG_DUMMY is not set
906# CONFIG_BONDING is not set 910# CONFIG_BONDING is not set
@@ -910,7 +914,23 @@ CONFIG_NETDEVICES=y
910# CONFIG_VETH is not set 914# CONFIG_VETH is not set
911# CONFIG_NET_SB1000 is not set 915# CONFIG_NET_SB1000 is not set
912# CONFIG_ARCNET is not set 916# CONFIG_ARCNET is not set
913# CONFIG_PHYLIB is not set 917CONFIG_PHYLIB=y
918
919#
920# MII PHY device drivers
921#
922# CONFIG_MARVELL_PHY is not set
923# CONFIG_DAVICOM_PHY is not set
924# CONFIG_QSEMI_PHY is not set
925# CONFIG_LXT_PHY is not set
926# CONFIG_CICADA_PHY is not set
927# CONFIG_VITESSE_PHY is not set
928# CONFIG_SMSC_PHY is not set
929# CONFIG_BROADCOM_PHY is not set
930# CONFIG_ICPLUS_PHY is not set
931# CONFIG_REALTEK_PHY is not set
932# CONFIG_FIXED_PHY is not set
933# CONFIG_MDIO_BITBANG is not set
914CONFIG_NET_ETHERNET=y 934CONFIG_NET_ETHERNET=y
915CONFIG_MII=y 935CONFIG_MII=y
916# CONFIG_HAPPYMEAL is not set 936# CONFIG_HAPPYMEAL is not set
@@ -943,10 +963,10 @@ CONFIG_FORCEDETH=y
943CONFIG_E100=y 963CONFIG_E100=y
944# CONFIG_FEALNX is not set 964# CONFIG_FEALNX is not set
945# CONFIG_NATSEMI is not set 965# CONFIG_NATSEMI is not set
946# CONFIG_NE2K_PCI is not set 966CONFIG_NE2K_PCI=y
947# CONFIG_8139CP is not set 967# CONFIG_8139CP is not set
948CONFIG_8139TOO=y 968CONFIG_8139TOO=y
949CONFIG_8139TOO_PIO=y 969# CONFIG_8139TOO_PIO is not set
950# CONFIG_8139TOO_TUNE_TWISTER is not set 970# CONFIG_8139TOO_TUNE_TWISTER is not set
951# CONFIG_8139TOO_8129 is not set 971# CONFIG_8139TOO_8129 is not set
952# CONFIG_8139_OLD_RX_RESET is not set 972# CONFIG_8139_OLD_RX_RESET is not set
@@ -961,25 +981,24 @@ CONFIG_NETDEV_1000=y
961# CONFIG_ACENIC is not set 981# CONFIG_ACENIC is not set
962# CONFIG_DL2K is not set 982# CONFIG_DL2K is not set
963CONFIG_E1000=y 983CONFIG_E1000=y
964# CONFIG_E1000_NAPI is not set
965# CONFIG_E1000_DISABLE_PACKET_SPLIT is not set 984# CONFIG_E1000_DISABLE_PACKET_SPLIT is not set
966# CONFIG_E1000E is not set 985CONFIG_E1000E=y
967# CONFIG_E1000E_ENABLED is not set
968# CONFIG_IP1000 is not set 986# CONFIG_IP1000 is not set
969# CONFIG_IGB is not set 987# CONFIG_IGB is not set
970# CONFIG_NS83820 is not set 988# CONFIG_NS83820 is not set
971# CONFIG_HAMACHI is not set 989# CONFIG_HAMACHI is not set
972# CONFIG_YELLOWFIN is not set 990# CONFIG_YELLOWFIN is not set
973# CONFIG_R8169 is not set 991CONFIG_R8169=y
974# CONFIG_SIS190 is not set 992# CONFIG_SIS190 is not set
975# CONFIG_SKGE is not set 993# CONFIG_SKGE is not set
976CONFIG_SKY2=y 994CONFIG_SKY2=y
977# CONFIG_SKY2_DEBUG is not set 995# CONFIG_SKY2_DEBUG is not set
978# CONFIG_VIA_VELOCITY is not set 996# CONFIG_VIA_VELOCITY is not set
979CONFIG_TIGON3=y 997CONFIG_TIGON3=y
980# CONFIG_BNX2 is not set 998CONFIG_BNX2=y
981# CONFIG_QLA3XXX is not set 999# CONFIG_QLA3XXX is not set
982# CONFIG_ATL1 is not set 1000# CONFIG_ATL1 is not set
1001# CONFIG_ATL1E is not set
983CONFIG_NETDEV_10000=y 1002CONFIG_NETDEV_10000=y
984# CONFIG_CHELSIO_T1 is not set 1003# CONFIG_CHELSIO_T1 is not set
985# CONFIG_CHELSIO_T3 is not set 1004# CONFIG_CHELSIO_T3 is not set
@@ -1019,13 +1038,14 @@ CONFIG_WLAN_80211=y
1019# CONFIG_RTL8180 is not set 1038# CONFIG_RTL8180 is not set
1020# CONFIG_RTL8187 is not set 1039# CONFIG_RTL8187 is not set
1021# CONFIG_ADM8211 is not set 1040# CONFIG_ADM8211 is not set
1041# CONFIG_MAC80211_HWSIM is not set
1022# CONFIG_P54_COMMON is not set 1042# CONFIG_P54_COMMON is not set
1023CONFIG_ATH5K=y 1043CONFIG_ATH5K=y
1024# CONFIG_ATH5K_DEBUG is not set 1044# CONFIG_ATH5K_DEBUG is not set
1025# CONFIG_IWLWIFI is not set 1045# CONFIG_ATH9K is not set
1026# CONFIG_IWLCORE is not set 1046# CONFIG_IWLCORE is not set
1027# CONFIG_IWLWIFI_LEDS is not set 1047# CONFIG_IWLWIFI_LEDS is not set
1028# CONFIG_IWL4965 is not set 1048# CONFIG_IWLAGN is not set
1029# CONFIG_IWL3945 is not set 1049# CONFIG_IWL3945 is not set
1030# CONFIG_HOSTAP is not set 1050# CONFIG_HOSTAP is not set
1031# CONFIG_B43 is not set 1051# CONFIG_B43 is not set
@@ -1105,6 +1125,7 @@ CONFIG_MOUSE_PS2_TRACKPOINT=y
1105# CONFIG_MOUSE_PS2_TOUCHKIT is not set 1125# CONFIG_MOUSE_PS2_TOUCHKIT is not set
1106# CONFIG_MOUSE_SERIAL is not set 1126# CONFIG_MOUSE_SERIAL is not set
1107# CONFIG_MOUSE_APPLETOUCH is not set 1127# CONFIG_MOUSE_APPLETOUCH is not set
1128# CONFIG_MOUSE_BCM5974 is not set
1108# CONFIG_MOUSE_VSXXXAA is not set 1129# CONFIG_MOUSE_VSXXXAA is not set
1109CONFIG_INPUT_JOYSTICK=y 1130CONFIG_INPUT_JOYSTICK=y
1110# CONFIG_JOYSTICK_ANALOG is not set 1131# CONFIG_JOYSTICK_ANALOG is not set
@@ -1139,12 +1160,14 @@ CONFIG_INPUT_TOUCHSCREEN=y
1139# CONFIG_TOUCHSCREEN_GUNZE is not set 1160# CONFIG_TOUCHSCREEN_GUNZE is not set
1140# CONFIG_TOUCHSCREEN_ELO is not set 1161# CONFIG_TOUCHSCREEN_ELO is not set
1141# CONFIG_TOUCHSCREEN_MTOUCH is not set 1162# CONFIG_TOUCHSCREEN_MTOUCH is not set
1163# CONFIG_TOUCHSCREEN_INEXIO is not set
1142# CONFIG_TOUCHSCREEN_MK712 is not set 1164# CONFIG_TOUCHSCREEN_MK712 is not set
1143# CONFIG_TOUCHSCREEN_PENMOUNT is not set 1165# CONFIG_TOUCHSCREEN_PENMOUNT is not set
1144# CONFIG_TOUCHSCREEN_TOUCHRIGHT is not set 1166# CONFIG_TOUCHSCREEN_TOUCHRIGHT is not set
1145# CONFIG_TOUCHSCREEN_TOUCHWIN is not set 1167# CONFIG_TOUCHSCREEN_TOUCHWIN is not set
1146# CONFIG_TOUCHSCREEN_UCB1400 is not set 1168# CONFIG_TOUCHSCREEN_UCB1400 is not set
1147# CONFIG_TOUCHSCREEN_USB_COMPOSITE is not set 1169# CONFIG_TOUCHSCREEN_USB_COMPOSITE is not set
1170# CONFIG_TOUCHSCREEN_TOUCHIT213 is not set
1148CONFIG_INPUT_MISC=y 1171CONFIG_INPUT_MISC=y
1149# CONFIG_INPUT_PCSPKR is not set 1172# CONFIG_INPUT_PCSPKR is not set
1150# CONFIG_INPUT_APANEL is not set 1173# CONFIG_INPUT_APANEL is not set
@@ -1173,6 +1196,7 @@ CONFIG_SERIO_LIBPS2=y
1173# Character devices 1196# Character devices
1174# 1197#
1175CONFIG_VT=y 1198CONFIG_VT=y
1199CONFIG_CONSOLE_TRANSLATIONS=y
1176CONFIG_VT_CONSOLE=y 1200CONFIG_VT_CONSOLE=y
1177CONFIG_HW_CONSOLE=y 1201CONFIG_HW_CONSOLE=y
1178CONFIG_VT_HW_CONSOLE_BINDING=y 1202CONFIG_VT_HW_CONSOLE_BINDING=y
@@ -1223,8 +1247,8 @@ CONFIG_UNIX98_PTYS=y
1223# CONFIG_LEGACY_PTYS is not set 1247# CONFIG_LEGACY_PTYS is not set
1224# CONFIG_IPMI_HANDLER is not set 1248# CONFIG_IPMI_HANDLER is not set
1225CONFIG_HW_RANDOM=y 1249CONFIG_HW_RANDOM=y
1226# CONFIG_HW_RANDOM_INTEL is not set 1250CONFIG_HW_RANDOM_INTEL=y
1227# CONFIG_HW_RANDOM_AMD is not set 1251CONFIG_HW_RANDOM_AMD=y
1228CONFIG_HW_RANDOM_GEODE=y 1252CONFIG_HW_RANDOM_GEODE=y
1229CONFIG_HW_RANDOM_VIA=y 1253CONFIG_HW_RANDOM_VIA=y
1230CONFIG_NVRAM=y 1254CONFIG_NVRAM=y
@@ -1245,7 +1269,6 @@ CONFIG_NVRAM=y
1245# CONFIG_CS5535_GPIO is not set 1269# CONFIG_CS5535_GPIO is not set
1246# CONFIG_RAW_DRIVER is not set 1270# CONFIG_RAW_DRIVER is not set
1247CONFIG_HPET=y 1271CONFIG_HPET=y
1248# CONFIG_HPET_RTC_IRQ is not set
1249# CONFIG_HPET_MMAP is not set 1272# CONFIG_HPET_MMAP is not set
1250# CONFIG_HANGCHECK_TIMER is not set 1273# CONFIG_HANGCHECK_TIMER is not set
1251# CONFIG_TCG_TPM is not set 1274# CONFIG_TCG_TPM is not set
@@ -1254,43 +1277,64 @@ CONFIG_DEVPORT=y
1254CONFIG_I2C=y 1277CONFIG_I2C=y
1255CONFIG_I2C_BOARDINFO=y 1278CONFIG_I2C_BOARDINFO=y
1256# CONFIG_I2C_CHARDEV is not set 1279# CONFIG_I2C_CHARDEV is not set
1280CONFIG_I2C_HELPER_AUTO=y
1257 1281
1258# 1282#
1259# I2C Hardware Bus support 1283# I2C Hardware Bus support
1260# 1284#
1285
1286#
1287# PC SMBus host controller drivers
1288#
1261# CONFIG_I2C_ALI1535 is not set 1289# CONFIG_I2C_ALI1535 is not set
1262# CONFIG_I2C_ALI1563 is not set 1290# CONFIG_I2C_ALI1563 is not set
1263# CONFIG_I2C_ALI15X3 is not set 1291# CONFIG_I2C_ALI15X3 is not set
1264# CONFIG_I2C_AMD756 is not set 1292# CONFIG_I2C_AMD756 is not set
1265# CONFIG_I2C_AMD8111 is not set 1293# CONFIG_I2C_AMD8111 is not set
1266CONFIG_I2C_I801=y 1294CONFIG_I2C_I801=y
1267# CONFIG_I2C_I810 is not set 1295# CONFIG_I2C_ISCH is not set
1268# CONFIG_I2C_PIIX4 is not set 1296# CONFIG_I2C_PIIX4 is not set
1269# CONFIG_I2C_NFORCE2 is not set 1297# CONFIG_I2C_NFORCE2 is not set
1270# CONFIG_I2C_OCORES is not set
1271# CONFIG_I2C_PARPORT_LIGHT is not set
1272# CONFIG_I2C_PROSAVAGE is not set
1273# CONFIG_I2C_SAVAGE4 is not set
1274# CONFIG_I2C_SIMTEC is not set
1275# CONFIG_SCx200_ACB is not set
1276# CONFIG_I2C_SIS5595 is not set 1298# CONFIG_I2C_SIS5595 is not set
1277# CONFIG_I2C_SIS630 is not set 1299# CONFIG_I2C_SIS630 is not set
1278# CONFIG_I2C_SIS96X is not set 1300# CONFIG_I2C_SIS96X is not set
1279# CONFIG_I2C_TAOS_EVM is not set
1280# CONFIG_I2C_STUB is not set
1281# CONFIG_I2C_TINY_USB is not set
1282# CONFIG_I2C_VIA is not set 1301# CONFIG_I2C_VIA is not set
1283# CONFIG_I2C_VIAPRO is not set 1302# CONFIG_I2C_VIAPRO is not set
1303
1304#
1305# I2C system bus drivers (mostly embedded / system-on-chip)
1306#
1307# CONFIG_I2C_OCORES is not set
1308# CONFIG_I2C_SIMTEC is not set
1309
1310#
1311# External I2C/SMBus adapter drivers
1312#
1313# CONFIG_I2C_PARPORT_LIGHT is not set
1314# CONFIG_I2C_TAOS_EVM is not set
1315# CONFIG_I2C_TINY_USB is not set
1316
1317#
1318# Graphics adapter I2C/DDC channel drivers
1319#
1284# CONFIG_I2C_VOODOO3 is not set 1320# CONFIG_I2C_VOODOO3 is not set
1321
1322#
1323# Other I2C/SMBus bus drivers
1324#
1285# CONFIG_I2C_PCA_PLATFORM is not set 1325# CONFIG_I2C_PCA_PLATFORM is not set
1326# CONFIG_I2C_STUB is not set
1327# CONFIG_SCx200_ACB is not set
1286 1328
1287# 1329#
1288# Miscellaneous I2C Chip support 1330# Miscellaneous I2C Chip support
1289# 1331#
1290# CONFIG_DS1682 is not set 1332# CONFIG_DS1682 is not set
1333# CONFIG_AT24 is not set
1291# CONFIG_SENSORS_EEPROM is not set 1334# CONFIG_SENSORS_EEPROM is not set
1292# CONFIG_SENSORS_PCF8574 is not set 1335# CONFIG_SENSORS_PCF8574 is not set
1293# CONFIG_PCF8575 is not set 1336# CONFIG_PCF8575 is not set
1337# CONFIG_SENSORS_PCA9539 is not set
1294# CONFIG_SENSORS_PCF8591 is not set 1338# CONFIG_SENSORS_PCF8591 is not set
1295# CONFIG_SENSORS_MAX6875 is not set 1339# CONFIG_SENSORS_MAX6875 is not set
1296# CONFIG_SENSORS_TSL2550 is not set 1340# CONFIG_SENSORS_TSL2550 is not set
@@ -1299,6 +1343,8 @@ CONFIG_I2C_I801=y
1299# CONFIG_I2C_DEBUG_BUS is not set 1343# CONFIG_I2C_DEBUG_BUS is not set
1300# CONFIG_I2C_DEBUG_CHIP is not set 1344# CONFIG_I2C_DEBUG_CHIP is not set
1301# CONFIG_SPI is not set 1345# CONFIG_SPI is not set
1346CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
1347# CONFIG_GPIOLIB is not set
1302# CONFIG_W1 is not set 1348# CONFIG_W1 is not set
1303CONFIG_POWER_SUPPLY=y 1349CONFIG_POWER_SUPPLY=y
1304# CONFIG_POWER_SUPPLY_DEBUG is not set 1350# CONFIG_POWER_SUPPLY_DEBUG is not set
@@ -1360,8 +1406,10 @@ CONFIG_SSB_POSSIBLE=y
1360# 1406#
1361# Multifunction device drivers 1407# Multifunction device drivers
1362# 1408#
1409# CONFIG_MFD_CORE is not set
1363# CONFIG_MFD_SM501 is not set 1410# CONFIG_MFD_SM501 is not set
1364# CONFIG_HTC_PASIC3 is not set 1411# CONFIG_HTC_PASIC3 is not set
1412# CONFIG_MFD_TMIO is not set
1365 1413
1366# 1414#
1367# Multimedia devices 1415# Multimedia devices
@@ -1372,6 +1420,7 @@ CONFIG_SSB_POSSIBLE=y
1372# 1420#
1373# CONFIG_VIDEO_DEV is not set 1421# CONFIG_VIDEO_DEV is not set
1374# CONFIG_DVB_CORE is not set 1422# CONFIG_DVB_CORE is not set
1423# CONFIG_VIDEO_MEDIA is not set
1375 1424
1376# 1425#
1377# Multimedia drivers 1426# Multimedia drivers
@@ -1418,7 +1467,6 @@ CONFIG_FB_CFB_IMAGEBLIT=y
1418# CONFIG_FB_SYS_IMAGEBLIT is not set 1467# CONFIG_FB_SYS_IMAGEBLIT is not set
1419# CONFIG_FB_FOREIGN_ENDIAN is not set 1468# CONFIG_FB_FOREIGN_ENDIAN is not set
1420# CONFIG_FB_SYS_FOPS is not set 1469# CONFIG_FB_SYS_FOPS is not set
1421CONFIG_FB_DEFERRED_IO=y
1422# CONFIG_FB_SVGALIB is not set 1470# CONFIG_FB_SVGALIB is not set
1423# CONFIG_FB_MACMODES is not set 1471# CONFIG_FB_MACMODES is not set
1424# CONFIG_FB_BACKLIGHT is not set 1472# CONFIG_FB_BACKLIGHT is not set
@@ -1463,6 +1511,7 @@ CONFIG_FB_EFI=y
1463# CONFIG_FB_TRIDENT is not set 1511# CONFIG_FB_TRIDENT is not set
1464# CONFIG_FB_ARK is not set 1512# CONFIG_FB_ARK is not set
1465# CONFIG_FB_PM3 is not set 1513# CONFIG_FB_PM3 is not set
1514# CONFIG_FB_CARMINE is not set
1466# CONFIG_FB_GEODE is not set 1515# CONFIG_FB_GEODE is not set
1467# CONFIG_FB_VIRTUAL is not set 1516# CONFIG_FB_VIRTUAL is not set
1468CONFIG_BACKLIGHT_LCD_SUPPORT=y 1517CONFIG_BACKLIGHT_LCD_SUPPORT=y
@@ -1470,6 +1519,7 @@ CONFIG_BACKLIGHT_LCD_SUPPORT=y
1470CONFIG_BACKLIGHT_CLASS_DEVICE=y 1519CONFIG_BACKLIGHT_CLASS_DEVICE=y
1471# CONFIG_BACKLIGHT_CORGI is not set 1520# CONFIG_BACKLIGHT_CORGI is not set
1472# CONFIG_BACKLIGHT_PROGEAR is not set 1521# CONFIG_BACKLIGHT_PROGEAR is not set
1522# CONFIG_BACKLIGHT_MBP_NVIDIA is not set
1473 1523
1474# 1524#
1475# Display device support 1525# Display device support
@@ -1489,15 +1539,7 @@ CONFIG_LOGO=y
1489# CONFIG_LOGO_LINUX_MONO is not set 1539# CONFIG_LOGO_LINUX_MONO is not set
1490# CONFIG_LOGO_LINUX_VGA16 is not set 1540# CONFIG_LOGO_LINUX_VGA16 is not set
1491CONFIG_LOGO_LINUX_CLUT224=y 1541CONFIG_LOGO_LINUX_CLUT224=y
1492
1493#
1494# Sound
1495#
1496CONFIG_SOUND=y 1542CONFIG_SOUND=y
1497
1498#
1499# Advanced Linux Sound Architecture
1500#
1501CONFIG_SND=y 1543CONFIG_SND=y
1502CONFIG_SND_TIMER=y 1544CONFIG_SND_TIMER=y
1503CONFIG_SND_PCM=y 1545CONFIG_SND_PCM=y
@@ -1515,20 +1557,14 @@ CONFIG_SND_VERBOSE_PROCFS=y
1515# CONFIG_SND_VERBOSE_PRINTK is not set 1557# CONFIG_SND_VERBOSE_PRINTK is not set
1516# CONFIG_SND_DEBUG is not set 1558# CONFIG_SND_DEBUG is not set
1517CONFIG_SND_VMASTER=y 1559CONFIG_SND_VMASTER=y
1518 1560CONFIG_SND_DRIVERS=y
1519#
1520# Generic devices
1521#
1522# CONFIG_SND_PCSP is not set 1561# CONFIG_SND_PCSP is not set
1523# CONFIG_SND_DUMMY is not set 1562# CONFIG_SND_DUMMY is not set
1524# CONFIG_SND_VIRMIDI is not set 1563# CONFIG_SND_VIRMIDI is not set
1525# CONFIG_SND_MTPAV is not set 1564# CONFIG_SND_MTPAV is not set
1526# CONFIG_SND_SERIAL_U16550 is not set 1565# CONFIG_SND_SERIAL_U16550 is not set
1527# CONFIG_SND_MPU401 is not set 1566# CONFIG_SND_MPU401 is not set
1528 1567CONFIG_SND_PCI=y
1529#
1530# PCI devices
1531#
1532# CONFIG_SND_AD1889 is not set 1568# CONFIG_SND_AD1889 is not set
1533# CONFIG_SND_ALS300 is not set 1569# CONFIG_SND_ALS300 is not set
1534# CONFIG_SND_ALS4000 is not set 1570# CONFIG_SND_ALS4000 is not set
@@ -1603,36 +1639,14 @@ CONFIG_SND_HDA_GENERIC=y
1603# CONFIG_SND_VIRTUOSO is not set 1639# CONFIG_SND_VIRTUOSO is not set
1604# CONFIG_SND_VX222 is not set 1640# CONFIG_SND_VX222 is not set
1605# CONFIG_SND_YMFPCI is not set 1641# CONFIG_SND_YMFPCI is not set
1606 1642CONFIG_SND_USB=y
1607#
1608# USB devices
1609#
1610# CONFIG_SND_USB_AUDIO is not set 1643# CONFIG_SND_USB_AUDIO is not set
1611# CONFIG_SND_USB_USX2Y is not set 1644# CONFIG_SND_USB_USX2Y is not set
1612# CONFIG_SND_USB_CAIAQ is not set 1645# CONFIG_SND_USB_CAIAQ is not set
1613 1646CONFIG_SND_PCMCIA=y
1614#
1615# PCMCIA devices
1616#
1617# CONFIG_SND_VXPOCKET is not set 1647# CONFIG_SND_VXPOCKET is not set
1618# CONFIG_SND_PDAUDIOCF is not set 1648# CONFIG_SND_PDAUDIOCF is not set
1619
1620#
1621# System on Chip audio support
1622#
1623# CONFIG_SND_SOC is not set 1649# CONFIG_SND_SOC is not set
1624
1625#
1626# ALSA SoC audio for Freescale SOCs
1627#
1628
1629#
1630# SoC Audio for the Texas Instruments OMAP
1631#
1632
1633#
1634# Open Sound System
1635#
1636# CONFIG_SOUND_PRIME is not set 1650# CONFIG_SOUND_PRIME is not set
1637CONFIG_HID_SUPPORT=y 1651CONFIG_HID_SUPPORT=y
1638CONFIG_HID=y 1652CONFIG_HID=y
@@ -1668,6 +1682,7 @@ CONFIG_USB_DEVICEFS=y
1668# CONFIG_USB_DYNAMIC_MINORS is not set 1682# CONFIG_USB_DYNAMIC_MINORS is not set
1669CONFIG_USB_SUSPEND=y 1683CONFIG_USB_SUSPEND=y
1670# CONFIG_USB_OTG is not set 1684# CONFIG_USB_OTG is not set
1685CONFIG_USB_MON=y
1671 1686
1672# 1687#
1673# USB Host Controller Drivers 1688# USB Host Controller Drivers
@@ -1691,6 +1706,7 @@ CONFIG_USB_UHCI_HCD=y
1691# 1706#
1692# CONFIG_USB_ACM is not set 1707# CONFIG_USB_ACM is not set
1693CONFIG_USB_PRINTER=y 1708CONFIG_USB_PRINTER=y
1709# CONFIG_USB_WDM is not set
1694 1710
1695# 1711#
1696# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' 1712# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support'
@@ -1712,6 +1728,7 @@ CONFIG_USB_STORAGE=y
1712# CONFIG_USB_STORAGE_ALAUDA is not set 1728# CONFIG_USB_STORAGE_ALAUDA is not set
1713# CONFIG_USB_STORAGE_ONETOUCH is not set 1729# CONFIG_USB_STORAGE_ONETOUCH is not set
1714# CONFIG_USB_STORAGE_KARMA is not set 1730# CONFIG_USB_STORAGE_KARMA is not set
1731# CONFIG_USB_STORAGE_SIERRA is not set
1715# CONFIG_USB_STORAGE_CYPRESS_ATACB is not set 1732# CONFIG_USB_STORAGE_CYPRESS_ATACB is not set
1716CONFIG_USB_LIBUSUAL=y 1733CONFIG_USB_LIBUSUAL=y
1717 1734
@@ -1720,7 +1737,6 @@ CONFIG_USB_LIBUSUAL=y
1720# 1737#
1721# CONFIG_USB_MDC800 is not set 1738# CONFIG_USB_MDC800 is not set
1722# CONFIG_USB_MICROTEK is not set 1739# CONFIG_USB_MICROTEK is not set
1723CONFIG_USB_MON=y
1724 1740
1725# 1741#
1726# USB port drivers 1742# USB port drivers
@@ -1733,7 +1749,6 @@ CONFIG_USB_MON=y
1733# CONFIG_USB_EMI62 is not set 1749# CONFIG_USB_EMI62 is not set
1734# CONFIG_USB_EMI26 is not set 1750# CONFIG_USB_EMI26 is not set
1735# CONFIG_USB_ADUTUX is not set 1751# CONFIG_USB_ADUTUX is not set
1736# CONFIG_USB_AUERSWALD is not set
1737# CONFIG_USB_RIO500 is not set 1752# CONFIG_USB_RIO500 is not set
1738# CONFIG_USB_LEGOTOWER is not set 1753# CONFIG_USB_LEGOTOWER is not set
1739# CONFIG_USB_LCD is not set 1754# CONFIG_USB_LCD is not set
@@ -1750,6 +1765,7 @@ CONFIG_USB_MON=y
1750# CONFIG_USB_TRANCEVIBRATOR is not set 1765# CONFIG_USB_TRANCEVIBRATOR is not set
1751# CONFIG_USB_IOWARRIOR is not set 1766# CONFIG_USB_IOWARRIOR is not set
1752# CONFIG_USB_TEST is not set 1767# CONFIG_USB_TEST is not set
1768# CONFIG_USB_ISIGHTFW is not set
1753# CONFIG_USB_GADGET is not set 1769# CONFIG_USB_GADGET is not set
1754# CONFIG_MMC is not set 1770# CONFIG_MMC is not set
1755# CONFIG_MEMSTICK is not set 1771# CONFIG_MEMSTICK is not set
@@ -1759,7 +1775,9 @@ CONFIG_LEDS_CLASS=y
1759# 1775#
1760# LED drivers 1776# LED drivers
1761# 1777#
1778# CONFIG_LEDS_PCA9532 is not set
1762# CONFIG_LEDS_CLEVO_MAIL is not set 1779# CONFIG_LEDS_CLEVO_MAIL is not set
1780# CONFIG_LEDS_PCA955X is not set
1763 1781
1764# 1782#
1765# LED Triggers 1783# LED Triggers
@@ -1805,6 +1823,7 @@ CONFIG_RTC_INTF_DEV=y
1805# CONFIG_RTC_DRV_PCF8583 is not set 1823# CONFIG_RTC_DRV_PCF8583 is not set
1806# CONFIG_RTC_DRV_M41T80 is not set 1824# CONFIG_RTC_DRV_M41T80 is not set
1807# CONFIG_RTC_DRV_S35390A is not set 1825# CONFIG_RTC_DRV_S35390A is not set
1826# CONFIG_RTC_DRV_FM3130 is not set
1808 1827
1809# 1828#
1810# SPI RTC drivers 1829# SPI RTC drivers
@@ -1837,11 +1856,13 @@ CONFIG_DMADEVICES=y
1837# Firmware Drivers 1856# Firmware Drivers
1838# 1857#
1839# CONFIG_EDD is not set 1858# CONFIG_EDD is not set
1859CONFIG_FIRMWARE_MEMMAP=y
1840CONFIG_EFI_VARS=y 1860CONFIG_EFI_VARS=y
1841# CONFIG_DELL_RBU is not set 1861# CONFIG_DELL_RBU is not set
1842# CONFIG_DCDBAS is not set 1862# CONFIG_DCDBAS is not set
1843CONFIG_DMIID=y 1863CONFIG_DMIID=y
1844# CONFIG_ISCSI_IBFT_FIND is not set 1864CONFIG_ISCSI_IBFT_FIND=y
1865CONFIG_ISCSI_IBFT=y
1845 1866
1846# 1867#
1847# File systems 1868# File systems
@@ -1920,14 +1941,27 @@ CONFIG_HUGETLB_PAGE=y
1920# CONFIG_CRAMFS is not set 1941# CONFIG_CRAMFS is not set
1921# CONFIG_VXFS_FS is not set 1942# CONFIG_VXFS_FS is not set
1922# CONFIG_MINIX_FS is not set 1943# CONFIG_MINIX_FS is not set
1944# CONFIG_OMFS_FS is not set
1923# CONFIG_HPFS_FS is not set 1945# CONFIG_HPFS_FS is not set
1924# CONFIG_QNX4FS_FS is not set 1946# CONFIG_QNX4FS_FS is not set
1925# CONFIG_ROMFS_FS is not set 1947# CONFIG_ROMFS_FS is not set
1926# CONFIG_SYSV_FS is not set 1948# CONFIG_SYSV_FS is not set
1927# CONFIG_UFS_FS is not set 1949# CONFIG_UFS_FS is not set
1928CONFIG_NETWORK_FILESYSTEMS=y 1950CONFIG_NETWORK_FILESYSTEMS=y
1929# CONFIG_NFS_FS is not set 1951CONFIG_NFS_FS=y
1952CONFIG_NFS_V3=y
1953CONFIG_NFS_V3_ACL=y
1954CONFIG_NFS_V4=y
1955CONFIG_ROOT_NFS=y
1930# CONFIG_NFSD is not set 1956# CONFIG_NFSD is not set
1957CONFIG_LOCKD=y
1958CONFIG_LOCKD_V4=y
1959CONFIG_NFS_ACL_SUPPORT=y
1960CONFIG_NFS_COMMON=y
1961CONFIG_SUNRPC=y
1962CONFIG_SUNRPC_GSS=y
1963CONFIG_RPCSEC_GSS_KRB5=y
1964# CONFIG_RPCSEC_GSS_SPKM3 is not set
1931# CONFIG_SMB_FS is not set 1965# CONFIG_SMB_FS is not set
1932# CONFIG_CIFS is not set 1966# CONFIG_CIFS is not set
1933# CONFIG_NCP_FS is not set 1967# CONFIG_NCP_FS is not set
@@ -2001,9 +2035,9 @@ CONFIG_NLS_UTF8=y
2001# Kernel hacking 2035# Kernel hacking
2002# 2036#
2003CONFIG_TRACE_IRQFLAGS_SUPPORT=y 2037CONFIG_TRACE_IRQFLAGS_SUPPORT=y
2004# CONFIG_PRINTK_TIME is not set 2038CONFIG_PRINTK_TIME=y
2005# CONFIG_ENABLE_WARN_DEPRECATED is not set 2039CONFIG_ENABLE_WARN_DEPRECATED=y
2006# CONFIG_ENABLE_MUST_CHECK is not set 2040CONFIG_ENABLE_MUST_CHECK=y
2007CONFIG_FRAME_WARN=2048 2041CONFIG_FRAME_WARN=2048
2008CONFIG_MAGIC_SYSRQ=y 2042CONFIG_MAGIC_SYSRQ=y
2009# CONFIG_UNUSED_SYMBOLS is not set 2043# CONFIG_UNUSED_SYMBOLS is not set
@@ -2033,6 +2067,7 @@ CONFIG_DEBUG_BUGVERBOSE=y
2033# CONFIG_DEBUG_INFO is not set 2067# CONFIG_DEBUG_INFO is not set
2034# CONFIG_DEBUG_VM is not set 2068# CONFIG_DEBUG_VM is not set
2035# CONFIG_DEBUG_WRITECOUNT is not set 2069# CONFIG_DEBUG_WRITECOUNT is not set
2070CONFIG_DEBUG_MEMORY_INIT=y
2036# CONFIG_DEBUG_LIST is not set 2071# CONFIG_DEBUG_LIST is not set
2037# CONFIG_DEBUG_SG is not set 2072# CONFIG_DEBUG_SG is not set
2038CONFIG_FRAME_POINTER=y 2073CONFIG_FRAME_POINTER=y
@@ -2043,23 +2078,32 @@ CONFIG_FRAME_POINTER=y
2043# CONFIG_LKDTM is not set 2078# CONFIG_LKDTM is not set
2044# CONFIG_FAULT_INJECTION is not set 2079# CONFIG_FAULT_INJECTION is not set
2045# CONFIG_LATENCYTOP is not set 2080# CONFIG_LATENCYTOP is not set
2081CONFIG_SYSCTL_SYSCALL_CHECK=y
2082CONFIG_HAVE_FTRACE=y
2083CONFIG_HAVE_DYNAMIC_FTRACE=y
2084# CONFIG_FTRACE is not set
2085# CONFIG_IRQSOFF_TRACER is not set
2086# CONFIG_SYSPROF_TRACER is not set
2087# CONFIG_SCHED_TRACER is not set
2088# CONFIG_CONTEXT_SWITCH_TRACER is not set
2046CONFIG_PROVIDE_OHCI1394_DMA_INIT=y 2089CONFIG_PROVIDE_OHCI1394_DMA_INIT=y
2047# CONFIG_SAMPLES is not set 2090# CONFIG_SAMPLES is not set
2048# CONFIG_KGDB is not set
2049CONFIG_HAVE_ARCH_KGDB=y 2091CONFIG_HAVE_ARCH_KGDB=y
2092# CONFIG_KGDB is not set
2050# CONFIG_STRICT_DEVMEM is not set 2093# CONFIG_STRICT_DEVMEM is not set
2094CONFIG_X86_VERBOSE_BOOTUP=y
2051CONFIG_EARLY_PRINTK=y 2095CONFIG_EARLY_PRINTK=y
2052CONFIG_DEBUG_STACKOVERFLOW=y 2096CONFIG_DEBUG_STACKOVERFLOW=y
2053CONFIG_DEBUG_STACK_USAGE=y 2097CONFIG_DEBUG_STACK_USAGE=y
2054# CONFIG_DEBUG_PAGEALLOC is not set 2098# CONFIG_DEBUG_PAGEALLOC is not set
2099# CONFIG_DEBUG_PER_CPU_MAPS is not set
2055# CONFIG_X86_PTDUMP is not set 2100# CONFIG_X86_PTDUMP is not set
2056CONFIG_DEBUG_RODATA=y 2101CONFIG_DEBUG_RODATA=y
2057# CONFIG_DEBUG_RODATA_TEST is not set 2102# CONFIG_DEBUG_RODATA_TEST is not set
2058CONFIG_DEBUG_NX_TEST=m 2103CONFIG_DEBUG_NX_TEST=m
2059# CONFIG_4KSTACKS is not set 2104# CONFIG_4KSTACKS is not set
2060CONFIG_X86_FIND_SMP_CONFIG=y
2061CONFIG_X86_MPPARSE=y
2062CONFIG_DOUBLEFAULT=y 2105CONFIG_DOUBLEFAULT=y
2106# CONFIG_MMIOTRACE is not set
2063CONFIG_IO_DELAY_TYPE_0X80=0 2107CONFIG_IO_DELAY_TYPE_0X80=0
2064CONFIG_IO_DELAY_TYPE_0XED=1 2108CONFIG_IO_DELAY_TYPE_0XED=1
2065CONFIG_IO_DELAY_TYPE_UDELAY=2 2109CONFIG_IO_DELAY_TYPE_UDELAY=2
@@ -2071,6 +2115,7 @@ CONFIG_IO_DELAY_0X80=y
2071CONFIG_DEFAULT_IO_DELAY_TYPE=0 2115CONFIG_DEFAULT_IO_DELAY_TYPE=0
2072CONFIG_DEBUG_BOOT_PARAMS=y 2116CONFIG_DEBUG_BOOT_PARAMS=y
2073# CONFIG_CPA_DEBUG is not set 2117# CONFIG_CPA_DEBUG is not set
2118# CONFIG_OPTIMIZE_INLINING is not set
2074 2119
2075# 2120#
2076# Security options 2121# Security options
@@ -2080,7 +2125,6 @@ CONFIG_KEYS_DEBUG_PROC_KEYS=y
2080CONFIG_SECURITY=y 2125CONFIG_SECURITY=y
2081CONFIG_SECURITY_NETWORK=y 2126CONFIG_SECURITY_NETWORK=y
2082# CONFIG_SECURITY_NETWORK_XFRM is not set 2127# CONFIG_SECURITY_NETWORK_XFRM is not set
2083CONFIG_SECURITY_CAPABILITIES=y
2084CONFIG_SECURITY_FILE_CAPABILITIES=y 2128CONFIG_SECURITY_FILE_CAPABILITIES=y
2085# CONFIG_SECURITY_ROOTPLUG is not set 2129# CONFIG_SECURITY_ROOTPLUG is not set
2086CONFIG_SECURITY_DEFAULT_MMAP_MIN_ADDR=65536 2130CONFIG_SECURITY_DEFAULT_MMAP_MIN_ADDR=65536
@@ -2141,6 +2185,10 @@ CONFIG_CRYPTO_HMAC=y
2141# CONFIG_CRYPTO_MD4 is not set 2185# CONFIG_CRYPTO_MD4 is not set
2142CONFIG_CRYPTO_MD5=y 2186CONFIG_CRYPTO_MD5=y
2143# CONFIG_CRYPTO_MICHAEL_MIC is not set 2187# CONFIG_CRYPTO_MICHAEL_MIC is not set
2188# CONFIG_CRYPTO_RMD128 is not set
2189# CONFIG_CRYPTO_RMD160 is not set
2190# CONFIG_CRYPTO_RMD256 is not set
2191# CONFIG_CRYPTO_RMD320 is not set
2144CONFIG_CRYPTO_SHA1=y 2192CONFIG_CRYPTO_SHA1=y
2145# CONFIG_CRYPTO_SHA256 is not set 2193# CONFIG_CRYPTO_SHA256 is not set
2146# CONFIG_CRYPTO_SHA512 is not set 2194# CONFIG_CRYPTO_SHA512 is not set
@@ -2151,7 +2199,7 @@ CONFIG_CRYPTO_SHA1=y
2151# Ciphers 2199# Ciphers
2152# 2200#
2153CONFIG_CRYPTO_AES=y 2201CONFIG_CRYPTO_AES=y
2154# CONFIG_CRYPTO_AES_586 is not set 2202CONFIG_CRYPTO_AES_586=y
2155# CONFIG_CRYPTO_ANUBIS is not set 2203# CONFIG_CRYPTO_ANUBIS is not set
2156CONFIG_CRYPTO_ARC4=y 2204CONFIG_CRYPTO_ARC4=y
2157# CONFIG_CRYPTO_BLOWFISH is not set 2205# CONFIG_CRYPTO_BLOWFISH is not set
@@ -2193,6 +2241,7 @@ CONFIG_GENERIC_FIND_FIRST_BIT=y
2193CONFIG_GENERIC_FIND_NEXT_BIT=y 2241CONFIG_GENERIC_FIND_NEXT_BIT=y
2194# CONFIG_CRC_CCITT is not set 2242# CONFIG_CRC_CCITT is not set
2195# CONFIG_CRC16 is not set 2243# CONFIG_CRC16 is not set
2244CONFIG_CRC_T10DIF=y
2196# CONFIG_CRC_ITU_T is not set 2245# CONFIG_CRC_ITU_T is not set
2197CONFIG_CRC32=y 2246CONFIG_CRC32=y
2198# CONFIG_CRC7 is not set 2247# CONFIG_CRC7 is not set
diff --git a/arch/x86/configs/x86_64_defconfig b/arch/x86/configs/x86_64_defconfig
index a40452429625..678c8acefe04 100644
--- a/arch/x86/configs/x86_64_defconfig
+++ b/arch/x86/configs/x86_64_defconfig
@@ -1,13 +1,13 @@
1# 1#
2# Automatically generated make config: don't edit 2# Automatically generated make config: don't edit
3# Linux kernel version: 2.6.26-rc1 3# Linux kernel version: 2.6.27-rc4
4# Sun May 4 19:59:57 2008 4# Mon Aug 25 14:40:46 2008
5# 5#
6CONFIG_64BIT=y 6CONFIG_64BIT=y
7# CONFIG_X86_32 is not set 7# CONFIG_X86_32 is not set
8CONFIG_X86_64=y 8CONFIG_X86_64=y
9CONFIG_X86=y 9CONFIG_X86=y
10CONFIG_DEFCONFIG_LIST="arch/x86/configs/x86_64_defconfig" 10CONFIG_ARCH_DEFCONFIG="arch/x86/configs/x86_64_defconfig"
11# CONFIG_GENERIC_LOCKBREAK is not set 11# CONFIG_GENERIC_LOCKBREAK is not set
12CONFIG_GENERIC_TIME=y 12CONFIG_GENERIC_TIME=y
13CONFIG_GENERIC_CMOS_UPDATE=y 13CONFIG_GENERIC_CMOS_UPDATE=y
@@ -53,6 +53,7 @@ CONFIG_X86_HT=y
53CONFIG_X86_BIOS_REBOOT=y 53CONFIG_X86_BIOS_REBOOT=y
54CONFIG_X86_TRAMPOLINE=y 54CONFIG_X86_TRAMPOLINE=y
55# CONFIG_KTIME_SCALAR is not set 55# CONFIG_KTIME_SCALAR is not set
56CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
56 57
57# 58#
58# General setup 59# General setup
@@ -82,6 +83,7 @@ CONFIG_CGROUPS=y
82CONFIG_CGROUP_NS=y 83CONFIG_CGROUP_NS=y
83# CONFIG_CGROUP_DEVICE is not set 84# CONFIG_CGROUP_DEVICE is not set
84CONFIG_CPUSETS=y 85CONFIG_CPUSETS=y
86CONFIG_HAVE_UNSTABLE_SCHED_CLOCK=y
85CONFIG_GROUP_SCHED=y 87CONFIG_GROUP_SCHED=y
86CONFIG_FAIR_GROUP_SCHED=y 88CONFIG_FAIR_GROUP_SCHED=y
87# CONFIG_RT_GROUP_SCHED is not set 89# CONFIG_RT_GROUP_SCHED is not set
@@ -105,7 +107,6 @@ CONFIG_SYSCTL=y
105# CONFIG_EMBEDDED is not set 107# CONFIG_EMBEDDED is not set
106CONFIG_UID16=y 108CONFIG_UID16=y
107CONFIG_SYSCTL_SYSCALL=y 109CONFIG_SYSCTL_SYSCALL=y
108CONFIG_SYSCTL_SYSCALL_CHECK=y
109CONFIG_KALLSYMS=y 110CONFIG_KALLSYMS=y
110CONFIG_KALLSYMS_ALL=y 111CONFIG_KALLSYMS_ALL=y
111CONFIG_KALLSYMS_EXTRA_PASS=y 112CONFIG_KALLSYMS_EXTRA_PASS=y
@@ -113,6 +114,7 @@ CONFIG_HOTPLUG=y
113CONFIG_PRINTK=y 114CONFIG_PRINTK=y
114CONFIG_BUG=y 115CONFIG_BUG=y
115CONFIG_ELF_CORE=y 116CONFIG_ELF_CORE=y
117CONFIG_PCSPKR_PLATFORM=y
116# CONFIG_COMPAT_BRK is not set 118# CONFIG_COMPAT_BRK is not set
117CONFIG_BASE_FULL=y 119CONFIG_BASE_FULL=y
118CONFIG_FUTEX=y 120CONFIG_FUTEX=y
@@ -132,25 +134,33 @@ CONFIG_MARKERS=y
132# CONFIG_OPROFILE is not set 134# CONFIG_OPROFILE is not set
133CONFIG_HAVE_OPROFILE=y 135CONFIG_HAVE_OPROFILE=y
134CONFIG_KPROBES=y 136CONFIG_KPROBES=y
137CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
135CONFIG_KRETPROBES=y 138CONFIG_KRETPROBES=y
139CONFIG_HAVE_IOREMAP_PROT=y
136CONFIG_HAVE_KPROBES=y 140CONFIG_HAVE_KPROBES=y
137CONFIG_HAVE_KRETPROBES=y 141CONFIG_HAVE_KRETPROBES=y
142# CONFIG_HAVE_ARCH_TRACEHOOK is not set
138# CONFIG_HAVE_DMA_ATTRS is not set 143# CONFIG_HAVE_DMA_ATTRS is not set
144CONFIG_USE_GENERIC_SMP_HELPERS=y
145# CONFIG_HAVE_CLK is not set
139CONFIG_PROC_PAGE_MONITOR=y 146CONFIG_PROC_PAGE_MONITOR=y
147# CONFIG_HAVE_GENERIC_DMA_COHERENT is not set
140CONFIG_SLABINFO=y 148CONFIG_SLABINFO=y
141CONFIG_RT_MUTEXES=y 149CONFIG_RT_MUTEXES=y
142# CONFIG_TINY_SHMEM is not set 150# CONFIG_TINY_SHMEM is not set
143CONFIG_BASE_SMALL=0 151CONFIG_BASE_SMALL=0
144CONFIG_MODULES=y 152CONFIG_MODULES=y
153# CONFIG_MODULE_FORCE_LOAD is not set
145CONFIG_MODULE_UNLOAD=y 154CONFIG_MODULE_UNLOAD=y
146CONFIG_MODULE_FORCE_UNLOAD=y 155CONFIG_MODULE_FORCE_UNLOAD=y
147# CONFIG_MODVERSIONS is not set 156# CONFIG_MODVERSIONS is not set
148# CONFIG_MODULE_SRCVERSION_ALL is not set 157# CONFIG_MODULE_SRCVERSION_ALL is not set
149# CONFIG_KMOD is not set 158CONFIG_KMOD=y
150CONFIG_STOP_MACHINE=y 159CONFIG_STOP_MACHINE=y
151CONFIG_BLOCK=y 160CONFIG_BLOCK=y
152CONFIG_BLK_DEV_IO_TRACE=y 161CONFIG_BLK_DEV_IO_TRACE=y
153CONFIG_BLK_DEV_BSG=y 162CONFIG_BLK_DEV_BSG=y
163# CONFIG_BLK_DEV_INTEGRITY is not set
154CONFIG_BLOCK_COMPAT=y 164CONFIG_BLOCK_COMPAT=y
155 165
156# 166#
@@ -175,20 +185,15 @@ CONFIG_NO_HZ=y
175CONFIG_HIGH_RES_TIMERS=y 185CONFIG_HIGH_RES_TIMERS=y
176CONFIG_GENERIC_CLOCKEVENTS_BUILD=y 186CONFIG_GENERIC_CLOCKEVENTS_BUILD=y
177CONFIG_SMP=y 187CONFIG_SMP=y
188CONFIG_X86_FIND_SMP_CONFIG=y
189CONFIG_X86_MPPARSE=y
178CONFIG_X86_PC=y 190CONFIG_X86_PC=y
179# CONFIG_X86_ELAN is not set 191# CONFIG_X86_ELAN is not set
180# CONFIG_X86_VOYAGER is not set 192# CONFIG_X86_VOYAGER is not set
181# CONFIG_X86_NUMAQ is not set
182# CONFIG_X86_SUMMIT is not set
183# CONFIG_X86_BIGSMP is not set
184# CONFIG_X86_VISWS is not set
185# CONFIG_X86_GENERICARCH is not set 193# CONFIG_X86_GENERICARCH is not set
186# CONFIG_X86_ES7000 is not set
187# CONFIG_X86_RDC321X is not set
188# CONFIG_X86_VSMP is not set 194# CONFIG_X86_VSMP is not set
189# CONFIG_PARAVIRT_GUEST is not set 195# CONFIG_PARAVIRT_GUEST is not set
190CONFIG_MEMTEST_BOOTPARAM=y 196# CONFIG_MEMTEST is not set
191CONFIG_MEMTEST_BOOTPARAM_VALUE=0
192# CONFIG_M386 is not set 197# CONFIG_M386 is not set
193# CONFIG_M486 is not set 198# CONFIG_M486 is not set
194# CONFIG_M586 is not set 199# CONFIG_M586 is not set
@@ -220,11 +225,12 @@ CONFIG_X86_L1_CACHE_BYTES=64
220CONFIG_X86_INTERNODE_CACHE_BYTES=64 225CONFIG_X86_INTERNODE_CACHE_BYTES=64
221CONFIG_X86_CMPXCHG=y 226CONFIG_X86_CMPXCHG=y
222CONFIG_X86_L1_CACHE_SHIFT=6 227CONFIG_X86_L1_CACHE_SHIFT=6
223CONFIG_X86_GOOD_APIC=y 228CONFIG_X86_WP_WORKS_OK=y
224CONFIG_X86_INTEL_USERCOPY=y 229CONFIG_X86_INTEL_USERCOPY=y
225CONFIG_X86_USE_PPRO_CHECKSUM=y 230CONFIG_X86_USE_PPRO_CHECKSUM=y
226CONFIG_X86_P6_NOP=y 231CONFIG_X86_P6_NOP=y
227CONFIG_X86_TSC=y 232CONFIG_X86_TSC=y
233CONFIG_X86_CMPXCHG64=y
228CONFIG_X86_CMOV=y 234CONFIG_X86_CMOV=y
229CONFIG_X86_MINIMUM_CPU_FAMILY=64 235CONFIG_X86_MINIMUM_CPU_FAMILY=64
230CONFIG_X86_DEBUGCTLMSR=y 236CONFIG_X86_DEBUGCTLMSR=y
@@ -234,8 +240,10 @@ CONFIG_DMI=y
234CONFIG_GART_IOMMU=y 240CONFIG_GART_IOMMU=y
235CONFIG_CALGARY_IOMMU=y 241CONFIG_CALGARY_IOMMU=y
236CONFIG_CALGARY_IOMMU_ENABLED_BY_DEFAULT=y 242CONFIG_CALGARY_IOMMU_ENABLED_BY_DEFAULT=y
243CONFIG_AMD_IOMMU=y
237CONFIG_SWIOTLB=y 244CONFIG_SWIOTLB=y
238CONFIG_IOMMU_HELPER=y 245CONFIG_IOMMU_HELPER=y
246# CONFIG_MAXSMP is not set
239CONFIG_NR_CPUS=4 247CONFIG_NR_CPUS=4
240# CONFIG_SCHED_SMT is not set 248# CONFIG_SCHED_SMT is not set
241CONFIG_SCHED_MC=y 249CONFIG_SCHED_MC=y
@@ -281,6 +289,7 @@ CONFIG_ZONE_DMA_FLAG=1
281CONFIG_BOUNCE=y 289CONFIG_BOUNCE=y
282CONFIG_VIRT_TO_BUS=y 290CONFIG_VIRT_TO_BUS=y
283CONFIG_MTRR=y 291CONFIG_MTRR=y
292# CONFIG_MTRR_SANITIZER is not set
284# CONFIG_X86_PAT is not set 293# CONFIG_X86_PAT is not set
285CONFIG_EFI=y 294CONFIG_EFI=y
286CONFIG_SECCOMP=y 295CONFIG_SECCOMP=y
@@ -313,6 +322,7 @@ CONFIG_PM_TRACE_RTC=y
313CONFIG_PM_SLEEP_SMP=y 322CONFIG_PM_SLEEP_SMP=y
314CONFIG_PM_SLEEP=y 323CONFIG_PM_SLEEP=y
315CONFIG_SUSPEND=y 324CONFIG_SUSPEND=y
325# CONFIG_PM_TEST_SUSPEND is not set
316CONFIG_SUSPEND_FREEZER=y 326CONFIG_SUSPEND_FREEZER=y
317CONFIG_HIBERNATION=y 327CONFIG_HIBERNATION=y
318CONFIG_PM_STD_PARTITION="" 328CONFIG_PM_STD_PARTITION=""
@@ -339,6 +349,7 @@ CONFIG_ACPI_NUMA=y
339CONFIG_ACPI_BLACKLIST_YEAR=0 349CONFIG_ACPI_BLACKLIST_YEAR=0
340# CONFIG_ACPI_DEBUG is not set 350# CONFIG_ACPI_DEBUG is not set
341CONFIG_ACPI_EC=y 351CONFIG_ACPI_EC=y
352# CONFIG_ACPI_PCI_SLOT is not set
342CONFIG_ACPI_POWER=y 353CONFIG_ACPI_POWER=y
343CONFIG_ACPI_SYSTEM=y 354CONFIG_ACPI_SYSTEM=y
344CONFIG_X86_PM_TIMER=y 355CONFIG_X86_PM_TIMER=y
@@ -437,10 +448,6 @@ CONFIG_IA32_EMULATION=y
437CONFIG_COMPAT=y 448CONFIG_COMPAT=y
438CONFIG_COMPAT_FOR_U64_ALIGNMENT=y 449CONFIG_COMPAT_FOR_U64_ALIGNMENT=y
439CONFIG_SYSVIPC_COMPAT=y 450CONFIG_SYSVIPC_COMPAT=y
440
441#
442# Networking
443#
444CONFIG_NET=y 451CONFIG_NET=y
445 452
446# 453#
@@ -464,7 +471,10 @@ CONFIG_IP_FIB_HASH=y
464CONFIG_IP_MULTIPLE_TABLES=y 471CONFIG_IP_MULTIPLE_TABLES=y
465CONFIG_IP_ROUTE_MULTIPATH=y 472CONFIG_IP_ROUTE_MULTIPATH=y
466CONFIG_IP_ROUTE_VERBOSE=y 473CONFIG_IP_ROUTE_VERBOSE=y
467# CONFIG_IP_PNP is not set 474CONFIG_IP_PNP=y
475CONFIG_IP_PNP_DHCP=y
476CONFIG_IP_PNP_BOOTP=y
477CONFIG_IP_PNP_RARP=y
468# CONFIG_NET_IPIP is not set 478# CONFIG_NET_IPIP is not set
469# CONFIG_NET_IPGRE is not set 479# CONFIG_NET_IPGRE is not set
470CONFIG_IP_MROUTE=y 480CONFIG_IP_MROUTE=y
@@ -607,7 +617,6 @@ CONFIG_NET_SCHED=y
607# CONFIG_NET_SCH_HTB is not set 617# CONFIG_NET_SCH_HTB is not set
608# CONFIG_NET_SCH_HFSC is not set 618# CONFIG_NET_SCH_HFSC is not set
609# CONFIG_NET_SCH_PRIO is not set 619# CONFIG_NET_SCH_PRIO is not set
610# CONFIG_NET_SCH_RR is not set
611# CONFIG_NET_SCH_RED is not set 620# CONFIG_NET_SCH_RED is not set
612# CONFIG_NET_SCH_SFQ is not set 621# CONFIG_NET_SCH_SFQ is not set
613# CONFIG_NET_SCH_TEQL is not set 622# CONFIG_NET_SCH_TEQL is not set
@@ -669,28 +678,19 @@ CONFIG_FIB_RULES=y
669CONFIG_CFG80211=y 678CONFIG_CFG80211=y
670CONFIG_NL80211=y 679CONFIG_NL80211=y
671CONFIG_WIRELESS_EXT=y 680CONFIG_WIRELESS_EXT=y
681CONFIG_WIRELESS_EXT_SYSFS=y
672CONFIG_MAC80211=y 682CONFIG_MAC80211=y
673 683
674# 684#
675# Rate control algorithm selection 685# Rate control algorithm selection
676# 686#
687CONFIG_MAC80211_RC_PID=y
677CONFIG_MAC80211_RC_DEFAULT_PID=y 688CONFIG_MAC80211_RC_DEFAULT_PID=y
678# CONFIG_MAC80211_RC_DEFAULT_NONE is not set
679
680#
681# Selecting 'y' for an algorithm will
682#
683
684#
685# build the algorithm into mac80211.
686#
687CONFIG_MAC80211_RC_DEFAULT="pid" 689CONFIG_MAC80211_RC_DEFAULT="pid"
688CONFIG_MAC80211_RC_PID=y
689# CONFIG_MAC80211_MESH is not set 690# CONFIG_MAC80211_MESH is not set
690CONFIG_MAC80211_LEDS=y 691CONFIG_MAC80211_LEDS=y
691# CONFIG_MAC80211_DEBUGFS is not set 692# CONFIG_MAC80211_DEBUGFS is not set
692# CONFIG_MAC80211_DEBUG_PACKET_ALIGNMENT is not set 693# CONFIG_MAC80211_DEBUG_MENU is not set
693# CONFIG_MAC80211_DEBUG is not set
694# CONFIG_IEEE80211 is not set 694# CONFIG_IEEE80211 is not set
695# CONFIG_RFKILL is not set 695# CONFIG_RFKILL is not set
696# CONFIG_NET_9P is not set 696# CONFIG_NET_9P is not set
@@ -706,6 +706,8 @@ CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
706CONFIG_STANDALONE=y 706CONFIG_STANDALONE=y
707CONFIG_PREVENT_FIRMWARE_BUILD=y 707CONFIG_PREVENT_FIRMWARE_BUILD=y
708CONFIG_FW_LOADER=y 708CONFIG_FW_LOADER=y
709CONFIG_FIRMWARE_IN_KERNEL=y
710CONFIG_EXTRA_FIRMWARE=""
709# CONFIG_DEBUG_DRIVER is not set 711# CONFIG_DEBUG_DRIVER is not set
710CONFIG_DEBUG_DEVRES=y 712CONFIG_DEBUG_DEVRES=y
711# CONFIG_SYS_HYPERVISOR is not set 713# CONFIG_SYS_HYPERVISOR is not set
@@ -738,6 +740,7 @@ CONFIG_BLK_DEV_RAM_SIZE=16384
738# CONFIG_BLK_DEV_XIP is not set 740# CONFIG_BLK_DEV_XIP is not set
739# CONFIG_CDROM_PKTCDVD is not set 741# CONFIG_CDROM_PKTCDVD is not set
740# CONFIG_ATA_OVER_ETH is not set 742# CONFIG_ATA_OVER_ETH is not set
743# CONFIG_BLK_DEV_HD is not set
741CONFIG_MISC_DEVICES=y 744CONFIG_MISC_DEVICES=y
742# CONFIG_IBM_ASM is not set 745# CONFIG_IBM_ASM is not set
743# CONFIG_PHANTOM is not set 746# CONFIG_PHANTOM is not set
@@ -748,10 +751,14 @@ CONFIG_MISC_DEVICES=y
748# CONFIG_ASUS_LAPTOP is not set 751# CONFIG_ASUS_LAPTOP is not set
749# CONFIG_FUJITSU_LAPTOP is not set 752# CONFIG_FUJITSU_LAPTOP is not set
750# CONFIG_MSI_LAPTOP is not set 753# CONFIG_MSI_LAPTOP is not set
754# CONFIG_COMPAL_LAPTOP is not set
751# CONFIG_SONY_LAPTOP is not set 755# CONFIG_SONY_LAPTOP is not set
752# CONFIG_THINKPAD_ACPI is not set 756# CONFIG_THINKPAD_ACPI is not set
753# CONFIG_INTEL_MENLOW is not set 757# CONFIG_INTEL_MENLOW is not set
754# CONFIG_ENCLOSURE_SERVICES is not set 758# CONFIG_ENCLOSURE_SERVICES is not set
759# CONFIG_SGI_XP is not set
760# CONFIG_HP_ILO is not set
761# CONFIG_SGI_GRU is not set
755CONFIG_HAVE_IDE=y 762CONFIG_HAVE_IDE=y
756# CONFIG_IDE is not set 763# CONFIG_IDE is not set
757 764
@@ -790,12 +797,13 @@ CONFIG_SCSI_WAIT_SCAN=m
790# 797#
791CONFIG_SCSI_SPI_ATTRS=y 798CONFIG_SCSI_SPI_ATTRS=y
792# CONFIG_SCSI_FC_ATTRS is not set 799# CONFIG_SCSI_FC_ATTRS is not set
793# CONFIG_SCSI_ISCSI_ATTRS is not set 800CONFIG_SCSI_ISCSI_ATTRS=y
794# CONFIG_SCSI_SAS_ATTRS is not set 801# CONFIG_SCSI_SAS_ATTRS is not set
795# CONFIG_SCSI_SAS_LIBSAS is not set 802# CONFIG_SCSI_SAS_LIBSAS is not set
796# CONFIG_SCSI_SRP_ATTRS is not set 803# CONFIG_SCSI_SRP_ATTRS is not set
797# CONFIG_SCSI_LOWLEVEL is not set 804# CONFIG_SCSI_LOWLEVEL is not set
798# CONFIG_SCSI_LOWLEVEL_PCMCIA is not set 805# CONFIG_SCSI_LOWLEVEL_PCMCIA is not set
806# CONFIG_SCSI_DH is not set
799CONFIG_ATA=y 807CONFIG_ATA=y
800# CONFIG_ATA_NONSTANDARD is not set 808# CONFIG_ATA_NONSTANDARD is not set
801CONFIG_ATA_ACPI=y 809CONFIG_ATA_ACPI=y
@@ -857,6 +865,7 @@ CONFIG_PATA_OLDPIIX=y
857# CONFIG_PATA_SIS is not set 865# CONFIG_PATA_SIS is not set
858# CONFIG_PATA_VIA is not set 866# CONFIG_PATA_VIA is not set
859# CONFIG_PATA_WINBOND is not set 867# CONFIG_PATA_WINBOND is not set
868CONFIG_PATA_SCH=y
860CONFIG_MD=y 869CONFIG_MD=y
861CONFIG_BLK_DEV_MD=y 870CONFIG_BLK_DEV_MD=y
862# CONFIG_MD_LINEAR is not set 871# CONFIG_MD_LINEAR is not set
@@ -880,13 +889,16 @@ CONFIG_DM_ZERO=y
880# 889#
881# IEEE 1394 (FireWire) support 890# IEEE 1394 (FireWire) support
882# 891#
892
893#
894# Enable only one of the two stacks, unless you know what you are doing
895#
883# CONFIG_FIREWIRE is not set 896# CONFIG_FIREWIRE is not set
884# CONFIG_IEEE1394 is not set 897# CONFIG_IEEE1394 is not set
885# CONFIG_I2O is not set 898# CONFIG_I2O is not set
886CONFIG_MACINTOSH_DRIVERS=y 899CONFIG_MACINTOSH_DRIVERS=y
887CONFIG_MAC_EMUMOUSEBTN=y 900CONFIG_MAC_EMUMOUSEBTN=y
888CONFIG_NETDEVICES=y 901CONFIG_NETDEVICES=y
889# CONFIG_NETDEVICES_MULTIQUEUE is not set
890# CONFIG_IFB is not set 902# CONFIG_IFB is not set
891# CONFIG_DUMMY is not set 903# CONFIG_DUMMY is not set
892# CONFIG_BONDING is not set 904# CONFIG_BONDING is not set
@@ -896,7 +908,23 @@ CONFIG_NETDEVICES=y
896# CONFIG_VETH is not set 908# CONFIG_VETH is not set
897# CONFIG_NET_SB1000 is not set 909# CONFIG_NET_SB1000 is not set
898# CONFIG_ARCNET is not set 910# CONFIG_ARCNET is not set
899# CONFIG_PHYLIB is not set 911CONFIG_PHYLIB=y
912
913#
914# MII PHY device drivers
915#
916# CONFIG_MARVELL_PHY is not set
917# CONFIG_DAVICOM_PHY is not set
918# CONFIG_QSEMI_PHY is not set
919# CONFIG_LXT_PHY is not set
920# CONFIG_CICADA_PHY is not set
921# CONFIG_VITESSE_PHY is not set
922# CONFIG_SMSC_PHY is not set
923# CONFIG_BROADCOM_PHY is not set
924# CONFIG_ICPLUS_PHY is not set
925# CONFIG_REALTEK_PHY is not set
926# CONFIG_FIXED_PHY is not set
927# CONFIG_MDIO_BITBANG is not set
900CONFIG_NET_ETHERNET=y 928CONFIG_NET_ETHERNET=y
901CONFIG_MII=y 929CONFIG_MII=y
902# CONFIG_HAPPYMEAL is not set 930# CONFIG_HAPPYMEAL is not set
@@ -940,16 +968,15 @@ CONFIG_8139TOO_PIO=y
940# CONFIG_SIS900 is not set 968# CONFIG_SIS900 is not set
941# CONFIG_EPIC100 is not set 969# CONFIG_EPIC100 is not set
942# CONFIG_SUNDANCE is not set 970# CONFIG_SUNDANCE is not set
971# CONFIG_TLAN is not set
943# CONFIG_VIA_RHINE is not set 972# CONFIG_VIA_RHINE is not set
944# CONFIG_SC92031 is not set 973# CONFIG_SC92031 is not set
945CONFIG_NETDEV_1000=y 974CONFIG_NETDEV_1000=y
946# CONFIG_ACENIC is not set 975# CONFIG_ACENIC is not set
947# CONFIG_DL2K is not set 976# CONFIG_DL2K is not set
948CONFIG_E1000=y 977CONFIG_E1000=y
949# CONFIG_E1000_NAPI is not set
950# CONFIG_E1000_DISABLE_PACKET_SPLIT is not set 978# CONFIG_E1000_DISABLE_PACKET_SPLIT is not set
951# CONFIG_E1000E is not set 979# CONFIG_E1000E is not set
952# CONFIG_E1000E_ENABLED is not set
953# CONFIG_IP1000 is not set 980# CONFIG_IP1000 is not set
954# CONFIG_IGB is not set 981# CONFIG_IGB is not set
955# CONFIG_NS83820 is not set 982# CONFIG_NS83820 is not set
@@ -965,6 +992,7 @@ CONFIG_TIGON3=y
965# CONFIG_BNX2 is not set 992# CONFIG_BNX2 is not set
966# CONFIG_QLA3XXX is not set 993# CONFIG_QLA3XXX is not set
967# CONFIG_ATL1 is not set 994# CONFIG_ATL1 is not set
995# CONFIG_ATL1E is not set
968CONFIG_NETDEV_10000=y 996CONFIG_NETDEV_10000=y
969# CONFIG_CHELSIO_T1 is not set 997# CONFIG_CHELSIO_T1 is not set
970# CONFIG_CHELSIO_T3 is not set 998# CONFIG_CHELSIO_T3 is not set
@@ -1003,13 +1031,14 @@ CONFIG_WLAN_80211=y
1003# CONFIG_RTL8180 is not set 1031# CONFIG_RTL8180 is not set
1004# CONFIG_RTL8187 is not set 1032# CONFIG_RTL8187 is not set
1005# CONFIG_ADM8211 is not set 1033# CONFIG_ADM8211 is not set
1034# CONFIG_MAC80211_HWSIM is not set
1006# CONFIG_P54_COMMON is not set 1035# CONFIG_P54_COMMON is not set
1007CONFIG_ATH5K=y 1036CONFIG_ATH5K=y
1008# CONFIG_ATH5K_DEBUG is not set 1037# CONFIG_ATH5K_DEBUG is not set
1009# CONFIG_IWLWIFI is not set 1038# CONFIG_ATH9K is not set
1010# CONFIG_IWLCORE is not set 1039# CONFIG_IWLCORE is not set
1011# CONFIG_IWLWIFI_LEDS is not set 1040# CONFIG_IWLWIFI_LEDS is not set
1012# CONFIG_IWL4965 is not set 1041# CONFIG_IWLAGN is not set
1013# CONFIG_IWL3945 is not set 1042# CONFIG_IWL3945 is not set
1014# CONFIG_HOSTAP is not set 1043# CONFIG_HOSTAP is not set
1015# CONFIG_B43 is not set 1044# CONFIG_B43 is not set
@@ -1088,6 +1117,7 @@ CONFIG_MOUSE_PS2_TRACKPOINT=y
1088# CONFIG_MOUSE_PS2_TOUCHKIT is not set 1117# CONFIG_MOUSE_PS2_TOUCHKIT is not set
1089# CONFIG_MOUSE_SERIAL is not set 1118# CONFIG_MOUSE_SERIAL is not set
1090# CONFIG_MOUSE_APPLETOUCH is not set 1119# CONFIG_MOUSE_APPLETOUCH is not set
1120# CONFIG_MOUSE_BCM5974 is not set
1091# CONFIG_MOUSE_VSXXXAA is not set 1121# CONFIG_MOUSE_VSXXXAA is not set
1092CONFIG_INPUT_JOYSTICK=y 1122CONFIG_INPUT_JOYSTICK=y
1093# CONFIG_JOYSTICK_ANALOG is not set 1123# CONFIG_JOYSTICK_ANALOG is not set
@@ -1122,12 +1152,14 @@ CONFIG_INPUT_TOUCHSCREEN=y
1122# CONFIG_TOUCHSCREEN_GUNZE is not set 1152# CONFIG_TOUCHSCREEN_GUNZE is not set
1123# CONFIG_TOUCHSCREEN_ELO is not set 1153# CONFIG_TOUCHSCREEN_ELO is not set
1124# CONFIG_TOUCHSCREEN_MTOUCH is not set 1154# CONFIG_TOUCHSCREEN_MTOUCH is not set
1155# CONFIG_TOUCHSCREEN_INEXIO is not set
1125# CONFIG_TOUCHSCREEN_MK712 is not set 1156# CONFIG_TOUCHSCREEN_MK712 is not set
1126# CONFIG_TOUCHSCREEN_PENMOUNT is not set 1157# CONFIG_TOUCHSCREEN_PENMOUNT is not set
1127# CONFIG_TOUCHSCREEN_TOUCHRIGHT is not set 1158# CONFIG_TOUCHSCREEN_TOUCHRIGHT is not set
1128# CONFIG_TOUCHSCREEN_TOUCHWIN is not set 1159# CONFIG_TOUCHSCREEN_TOUCHWIN is not set
1129# CONFIG_TOUCHSCREEN_UCB1400 is not set 1160# CONFIG_TOUCHSCREEN_UCB1400 is not set
1130# CONFIG_TOUCHSCREEN_USB_COMPOSITE is not set 1161# CONFIG_TOUCHSCREEN_USB_COMPOSITE is not set
1162# CONFIG_TOUCHSCREEN_TOUCHIT213 is not set
1131CONFIG_INPUT_MISC=y 1163CONFIG_INPUT_MISC=y
1132# CONFIG_INPUT_PCSPKR is not set 1164# CONFIG_INPUT_PCSPKR is not set
1133# CONFIG_INPUT_APANEL is not set 1165# CONFIG_INPUT_APANEL is not set
@@ -1155,6 +1187,7 @@ CONFIG_SERIO_LIBPS2=y
1155# Character devices 1187# Character devices
1156# 1188#
1157CONFIG_VT=y 1189CONFIG_VT=y
1190CONFIG_CONSOLE_TRANSLATIONS=y
1158CONFIG_VT_CONSOLE=y 1191CONFIG_VT_CONSOLE=y
1159CONFIG_HW_CONSOLE=y 1192CONFIG_HW_CONSOLE=y
1160CONFIG_VT_HW_CONSOLE_BINDING=y 1193CONFIG_VT_HW_CONSOLE_BINDING=y
@@ -1222,7 +1255,6 @@ CONFIG_NVRAM=y
1222# CONFIG_PC8736x_GPIO is not set 1255# CONFIG_PC8736x_GPIO is not set
1223# CONFIG_RAW_DRIVER is not set 1256# CONFIG_RAW_DRIVER is not set
1224CONFIG_HPET=y 1257CONFIG_HPET=y
1225# CONFIG_HPET_RTC_IRQ is not set
1226# CONFIG_HPET_MMAP is not set 1258# CONFIG_HPET_MMAP is not set
1227# CONFIG_HANGCHECK_TIMER is not set 1259# CONFIG_HANGCHECK_TIMER is not set
1228# CONFIG_TCG_TPM is not set 1260# CONFIG_TCG_TPM is not set
@@ -1231,42 +1263,63 @@ CONFIG_DEVPORT=y
1231CONFIG_I2C=y 1263CONFIG_I2C=y
1232CONFIG_I2C_BOARDINFO=y 1264CONFIG_I2C_BOARDINFO=y
1233# CONFIG_I2C_CHARDEV is not set 1265# CONFIG_I2C_CHARDEV is not set
1266CONFIG_I2C_HELPER_AUTO=y
1234 1267
1235# 1268#
1236# I2C Hardware Bus support 1269# I2C Hardware Bus support
1237# 1270#
1271
1272#
1273# PC SMBus host controller drivers
1274#
1238# CONFIG_I2C_ALI1535 is not set 1275# CONFIG_I2C_ALI1535 is not set
1239# CONFIG_I2C_ALI1563 is not set 1276# CONFIG_I2C_ALI1563 is not set
1240# CONFIG_I2C_ALI15X3 is not set 1277# CONFIG_I2C_ALI15X3 is not set
1241# CONFIG_I2C_AMD756 is not set 1278# CONFIG_I2C_AMD756 is not set
1242# CONFIG_I2C_AMD8111 is not set 1279# CONFIG_I2C_AMD8111 is not set
1243CONFIG_I2C_I801=y 1280CONFIG_I2C_I801=y
1244# CONFIG_I2C_I810 is not set 1281# CONFIG_I2C_ISCH is not set
1245# CONFIG_I2C_PIIX4 is not set 1282# CONFIG_I2C_PIIX4 is not set
1246# CONFIG_I2C_NFORCE2 is not set 1283# CONFIG_I2C_NFORCE2 is not set
1247# CONFIG_I2C_OCORES is not set
1248# CONFIG_I2C_PARPORT_LIGHT is not set
1249# CONFIG_I2C_PROSAVAGE is not set
1250# CONFIG_I2C_SAVAGE4 is not set
1251# CONFIG_I2C_SIMTEC is not set
1252# CONFIG_I2C_SIS5595 is not set 1284# CONFIG_I2C_SIS5595 is not set
1253# CONFIG_I2C_SIS630 is not set 1285# CONFIG_I2C_SIS630 is not set
1254# CONFIG_I2C_SIS96X is not set 1286# CONFIG_I2C_SIS96X is not set
1255# CONFIG_I2C_TAOS_EVM is not set
1256# CONFIG_I2C_STUB is not set
1257# CONFIG_I2C_TINY_USB is not set
1258# CONFIG_I2C_VIA is not set 1287# CONFIG_I2C_VIA is not set
1259# CONFIG_I2C_VIAPRO is not set 1288# CONFIG_I2C_VIAPRO is not set
1289
1290#
1291# I2C system bus drivers (mostly embedded / system-on-chip)
1292#
1293# CONFIG_I2C_OCORES is not set
1294# CONFIG_I2C_SIMTEC is not set
1295
1296#
1297# External I2C/SMBus adapter drivers
1298#
1299# CONFIG_I2C_PARPORT_LIGHT is not set
1300# CONFIG_I2C_TAOS_EVM is not set
1301# CONFIG_I2C_TINY_USB is not set
1302
1303#
1304# Graphics adapter I2C/DDC channel drivers
1305#
1260# CONFIG_I2C_VOODOO3 is not set 1306# CONFIG_I2C_VOODOO3 is not set
1307
1308#
1309# Other I2C/SMBus bus drivers
1310#
1261# CONFIG_I2C_PCA_PLATFORM is not set 1311# CONFIG_I2C_PCA_PLATFORM is not set
1312# CONFIG_I2C_STUB is not set
1262 1313
1263# 1314#
1264# Miscellaneous I2C Chip support 1315# Miscellaneous I2C Chip support
1265# 1316#
1266# CONFIG_DS1682 is not set 1317# CONFIG_DS1682 is not set
1318# CONFIG_AT24 is not set
1267# CONFIG_SENSORS_EEPROM is not set 1319# CONFIG_SENSORS_EEPROM is not set
1268# CONFIG_SENSORS_PCF8574 is not set 1320# CONFIG_SENSORS_PCF8574 is not set
1269# CONFIG_PCF8575 is not set 1321# CONFIG_PCF8575 is not set
1322# CONFIG_SENSORS_PCA9539 is not set
1270# CONFIG_SENSORS_PCF8591 is not set 1323# CONFIG_SENSORS_PCF8591 is not set
1271# CONFIG_SENSORS_MAX6875 is not set 1324# CONFIG_SENSORS_MAX6875 is not set
1272# CONFIG_SENSORS_TSL2550 is not set 1325# CONFIG_SENSORS_TSL2550 is not set
@@ -1275,6 +1328,8 @@ CONFIG_I2C_I801=y
1275# CONFIG_I2C_DEBUG_BUS is not set 1328# CONFIG_I2C_DEBUG_BUS is not set
1276# CONFIG_I2C_DEBUG_CHIP is not set 1329# CONFIG_I2C_DEBUG_CHIP is not set
1277# CONFIG_SPI is not set 1330# CONFIG_SPI is not set
1331CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
1332# CONFIG_GPIOLIB is not set
1278# CONFIG_W1 is not set 1333# CONFIG_W1 is not set
1279CONFIG_POWER_SUPPLY=y 1334CONFIG_POWER_SUPPLY=y
1280# CONFIG_POWER_SUPPLY_DEBUG is not set 1335# CONFIG_POWER_SUPPLY_DEBUG is not set
@@ -1335,8 +1390,10 @@ CONFIG_SSB_POSSIBLE=y
1335# 1390#
1336# Multifunction device drivers 1391# Multifunction device drivers
1337# 1392#
1393# CONFIG_MFD_CORE is not set
1338# CONFIG_MFD_SM501 is not set 1394# CONFIG_MFD_SM501 is not set
1339# CONFIG_HTC_PASIC3 is not set 1395# CONFIG_HTC_PASIC3 is not set
1396# CONFIG_MFD_TMIO is not set
1340 1397
1341# 1398#
1342# Multimedia devices 1399# Multimedia devices
@@ -1347,6 +1404,7 @@ CONFIG_SSB_POSSIBLE=y
1347# 1404#
1348# CONFIG_VIDEO_DEV is not set 1405# CONFIG_VIDEO_DEV is not set
1349# CONFIG_DVB_CORE is not set 1406# CONFIG_DVB_CORE is not set
1407# CONFIG_VIDEO_MEDIA is not set
1350 1408
1351# 1409#
1352# Multimedia drivers 1410# Multimedia drivers
@@ -1387,7 +1445,6 @@ CONFIG_FB_CFB_IMAGEBLIT=y
1387# CONFIG_FB_SYS_IMAGEBLIT is not set 1445# CONFIG_FB_SYS_IMAGEBLIT is not set
1388# CONFIG_FB_FOREIGN_ENDIAN is not set 1446# CONFIG_FB_FOREIGN_ENDIAN is not set
1389# CONFIG_FB_SYS_FOPS is not set 1447# CONFIG_FB_SYS_FOPS is not set
1390CONFIG_FB_DEFERRED_IO=y
1391# CONFIG_FB_SVGALIB is not set 1448# CONFIG_FB_SVGALIB is not set
1392# CONFIG_FB_MACMODES is not set 1449# CONFIG_FB_MACMODES is not set
1393# CONFIG_FB_BACKLIGHT is not set 1450# CONFIG_FB_BACKLIGHT is not set
@@ -1430,6 +1487,7 @@ CONFIG_FB_EFI=y
1430# CONFIG_FB_TRIDENT is not set 1487# CONFIG_FB_TRIDENT is not set
1431# CONFIG_FB_ARK is not set 1488# CONFIG_FB_ARK is not set
1432# CONFIG_FB_PM3 is not set 1489# CONFIG_FB_PM3 is not set
1490# CONFIG_FB_CARMINE is not set
1433# CONFIG_FB_GEODE is not set 1491# CONFIG_FB_GEODE is not set
1434# CONFIG_FB_VIRTUAL is not set 1492# CONFIG_FB_VIRTUAL is not set
1435CONFIG_BACKLIGHT_LCD_SUPPORT=y 1493CONFIG_BACKLIGHT_LCD_SUPPORT=y
@@ -1437,6 +1495,7 @@ CONFIG_BACKLIGHT_LCD_SUPPORT=y
1437CONFIG_BACKLIGHT_CLASS_DEVICE=y 1495CONFIG_BACKLIGHT_CLASS_DEVICE=y
1438# CONFIG_BACKLIGHT_CORGI is not set 1496# CONFIG_BACKLIGHT_CORGI is not set
1439# CONFIG_BACKLIGHT_PROGEAR is not set 1497# CONFIG_BACKLIGHT_PROGEAR is not set
1498# CONFIG_BACKLIGHT_MBP_NVIDIA is not set
1440 1499
1441# 1500#
1442# Display device support 1501# Display device support
@@ -1456,15 +1515,7 @@ CONFIG_LOGO=y
1456# CONFIG_LOGO_LINUX_MONO is not set 1515# CONFIG_LOGO_LINUX_MONO is not set
1457# CONFIG_LOGO_LINUX_VGA16 is not set 1516# CONFIG_LOGO_LINUX_VGA16 is not set
1458CONFIG_LOGO_LINUX_CLUT224=y 1517CONFIG_LOGO_LINUX_CLUT224=y
1459
1460#
1461# Sound
1462#
1463CONFIG_SOUND=y 1518CONFIG_SOUND=y
1464
1465#
1466# Advanced Linux Sound Architecture
1467#
1468CONFIG_SND=y 1519CONFIG_SND=y
1469CONFIG_SND_TIMER=y 1520CONFIG_SND_TIMER=y
1470CONFIG_SND_PCM=y 1521CONFIG_SND_PCM=y
@@ -1482,20 +1533,14 @@ CONFIG_SND_VERBOSE_PROCFS=y
1482# CONFIG_SND_VERBOSE_PRINTK is not set 1533# CONFIG_SND_VERBOSE_PRINTK is not set
1483# CONFIG_SND_DEBUG is not set 1534# CONFIG_SND_DEBUG is not set
1484CONFIG_SND_VMASTER=y 1535CONFIG_SND_VMASTER=y
1485 1536CONFIG_SND_DRIVERS=y
1486#
1487# Generic devices
1488#
1489# CONFIG_SND_PCSP is not set 1537# CONFIG_SND_PCSP is not set
1490# CONFIG_SND_DUMMY is not set 1538# CONFIG_SND_DUMMY is not set
1491# CONFIG_SND_VIRMIDI is not set 1539# CONFIG_SND_VIRMIDI is not set
1492# CONFIG_SND_MTPAV is not set 1540# CONFIG_SND_MTPAV is not set
1493# CONFIG_SND_SERIAL_U16550 is not set 1541# CONFIG_SND_SERIAL_U16550 is not set
1494# CONFIG_SND_MPU401 is not set 1542# CONFIG_SND_MPU401 is not set
1495 1543CONFIG_SND_PCI=y
1496#
1497# PCI devices
1498#
1499# CONFIG_SND_AD1889 is not set 1544# CONFIG_SND_AD1889 is not set
1500# CONFIG_SND_ALS300 is not set 1545# CONFIG_SND_ALS300 is not set
1501# CONFIG_SND_ALS4000 is not set 1546# CONFIG_SND_ALS4000 is not set
@@ -1568,36 +1613,14 @@ CONFIG_SND_HDA_GENERIC=y
1568# CONFIG_SND_VIRTUOSO is not set 1613# CONFIG_SND_VIRTUOSO is not set
1569# CONFIG_SND_VX222 is not set 1614# CONFIG_SND_VX222 is not set
1570# CONFIG_SND_YMFPCI is not set 1615# CONFIG_SND_YMFPCI is not set
1571 1616CONFIG_SND_USB=y
1572#
1573# USB devices
1574#
1575# CONFIG_SND_USB_AUDIO is not set 1617# CONFIG_SND_USB_AUDIO is not set
1576# CONFIG_SND_USB_USX2Y is not set 1618# CONFIG_SND_USB_USX2Y is not set
1577# CONFIG_SND_USB_CAIAQ is not set 1619# CONFIG_SND_USB_CAIAQ is not set
1578 1620CONFIG_SND_PCMCIA=y
1579#
1580# PCMCIA devices
1581#
1582# CONFIG_SND_VXPOCKET is not set 1621# CONFIG_SND_VXPOCKET is not set
1583# CONFIG_SND_PDAUDIOCF is not set 1622# CONFIG_SND_PDAUDIOCF is not set
1584
1585#
1586# System on Chip audio support
1587#
1588# CONFIG_SND_SOC is not set 1623# CONFIG_SND_SOC is not set
1589
1590#
1591# ALSA SoC audio for Freescale SOCs
1592#
1593
1594#
1595# SoC Audio for the Texas Instruments OMAP
1596#
1597
1598#
1599# Open Sound System
1600#
1601# CONFIG_SOUND_PRIME is not set 1624# CONFIG_SOUND_PRIME is not set
1602CONFIG_HID_SUPPORT=y 1625CONFIG_HID_SUPPORT=y
1603CONFIG_HID=y 1626CONFIG_HID=y
@@ -1633,6 +1656,7 @@ CONFIG_USB_DEVICEFS=y
1633# CONFIG_USB_DYNAMIC_MINORS is not set 1656# CONFIG_USB_DYNAMIC_MINORS is not set
1634CONFIG_USB_SUSPEND=y 1657CONFIG_USB_SUSPEND=y
1635# CONFIG_USB_OTG is not set 1658# CONFIG_USB_OTG is not set
1659CONFIG_USB_MON=y
1636 1660
1637# 1661#
1638# USB Host Controller Drivers 1662# USB Host Controller Drivers
@@ -1656,6 +1680,7 @@ CONFIG_USB_UHCI_HCD=y
1656# 1680#
1657# CONFIG_USB_ACM is not set 1681# CONFIG_USB_ACM is not set
1658CONFIG_USB_PRINTER=y 1682CONFIG_USB_PRINTER=y
1683# CONFIG_USB_WDM is not set
1659 1684
1660# 1685#
1661# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' 1686# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support'
@@ -1677,6 +1702,7 @@ CONFIG_USB_STORAGE=y
1677# CONFIG_USB_STORAGE_ALAUDA is not set 1702# CONFIG_USB_STORAGE_ALAUDA is not set
1678# CONFIG_USB_STORAGE_ONETOUCH is not set 1703# CONFIG_USB_STORAGE_ONETOUCH is not set
1679# CONFIG_USB_STORAGE_KARMA is not set 1704# CONFIG_USB_STORAGE_KARMA is not set
1705# CONFIG_USB_STORAGE_SIERRA is not set
1680# CONFIG_USB_STORAGE_CYPRESS_ATACB is not set 1706# CONFIG_USB_STORAGE_CYPRESS_ATACB is not set
1681CONFIG_USB_LIBUSUAL=y 1707CONFIG_USB_LIBUSUAL=y
1682 1708
@@ -1685,7 +1711,6 @@ CONFIG_USB_LIBUSUAL=y
1685# 1711#
1686# CONFIG_USB_MDC800 is not set 1712# CONFIG_USB_MDC800 is not set
1687# CONFIG_USB_MICROTEK is not set 1713# CONFIG_USB_MICROTEK is not set
1688CONFIG_USB_MON=y
1689 1714
1690# 1715#
1691# USB port drivers 1716# USB port drivers
@@ -1698,7 +1723,6 @@ CONFIG_USB_MON=y
1698# CONFIG_USB_EMI62 is not set 1723# CONFIG_USB_EMI62 is not set
1699# CONFIG_USB_EMI26 is not set 1724# CONFIG_USB_EMI26 is not set
1700# CONFIG_USB_ADUTUX is not set 1725# CONFIG_USB_ADUTUX is not set
1701# CONFIG_USB_AUERSWALD is not set
1702# CONFIG_USB_RIO500 is not set 1726# CONFIG_USB_RIO500 is not set
1703# CONFIG_USB_LEGOTOWER is not set 1727# CONFIG_USB_LEGOTOWER is not set
1704# CONFIG_USB_LCD is not set 1728# CONFIG_USB_LCD is not set
@@ -1715,6 +1739,7 @@ CONFIG_USB_MON=y
1715# CONFIG_USB_TRANCEVIBRATOR is not set 1739# CONFIG_USB_TRANCEVIBRATOR is not set
1716# CONFIG_USB_IOWARRIOR is not set 1740# CONFIG_USB_IOWARRIOR is not set
1717# CONFIG_USB_TEST is not set 1741# CONFIG_USB_TEST is not set
1742# CONFIG_USB_ISIGHTFW is not set
1718# CONFIG_USB_GADGET is not set 1743# CONFIG_USB_GADGET is not set
1719# CONFIG_MMC is not set 1744# CONFIG_MMC is not set
1720# CONFIG_MEMSTICK is not set 1745# CONFIG_MEMSTICK is not set
@@ -1724,7 +1749,9 @@ CONFIG_LEDS_CLASS=y
1724# 1749#
1725# LED drivers 1750# LED drivers
1726# 1751#
1752# CONFIG_LEDS_PCA9532 is not set
1727# CONFIG_LEDS_CLEVO_MAIL is not set 1753# CONFIG_LEDS_CLEVO_MAIL is not set
1754# CONFIG_LEDS_PCA955X is not set
1728 1755
1729# 1756#
1730# LED Triggers 1757# LED Triggers
@@ -1770,6 +1797,7 @@ CONFIG_RTC_INTF_DEV=y
1770# CONFIG_RTC_DRV_PCF8583 is not set 1797# CONFIG_RTC_DRV_PCF8583 is not set
1771# CONFIG_RTC_DRV_M41T80 is not set 1798# CONFIG_RTC_DRV_M41T80 is not set
1772# CONFIG_RTC_DRV_S35390A is not set 1799# CONFIG_RTC_DRV_S35390A is not set
1800# CONFIG_RTC_DRV_FM3130 is not set
1773 1801
1774# 1802#
1775# SPI RTC drivers 1803# SPI RTC drivers
@@ -1802,11 +1830,13 @@ CONFIG_DMADEVICES=y
1802# Firmware Drivers 1830# Firmware Drivers
1803# 1831#
1804# CONFIG_EDD is not set 1832# CONFIG_EDD is not set
1833CONFIG_FIRMWARE_MEMMAP=y
1805CONFIG_EFI_VARS=y 1834CONFIG_EFI_VARS=y
1806# CONFIG_DELL_RBU is not set 1835# CONFIG_DELL_RBU is not set
1807# CONFIG_DCDBAS is not set 1836# CONFIG_DCDBAS is not set
1808CONFIG_DMIID=y 1837CONFIG_DMIID=y
1809# CONFIG_ISCSI_IBFT_FIND is not set 1838CONFIG_ISCSI_IBFT_FIND=y
1839CONFIG_ISCSI_IBFT=y
1810 1840
1811# 1841#
1812# File systems 1842# File systems
@@ -1886,14 +1916,27 @@ CONFIG_HUGETLB_PAGE=y
1886# CONFIG_CRAMFS is not set 1916# CONFIG_CRAMFS is not set
1887# CONFIG_VXFS_FS is not set 1917# CONFIG_VXFS_FS is not set
1888# CONFIG_MINIX_FS is not set 1918# CONFIG_MINIX_FS is not set
1919# CONFIG_OMFS_FS is not set
1889# CONFIG_HPFS_FS is not set 1920# CONFIG_HPFS_FS is not set
1890# CONFIG_QNX4FS_FS is not set 1921# CONFIG_QNX4FS_FS is not set
1891# CONFIG_ROMFS_FS is not set 1922# CONFIG_ROMFS_FS is not set
1892# CONFIG_SYSV_FS is not set 1923# CONFIG_SYSV_FS is not set
1893# CONFIG_UFS_FS is not set 1924# CONFIG_UFS_FS is not set
1894CONFIG_NETWORK_FILESYSTEMS=y 1925CONFIG_NETWORK_FILESYSTEMS=y
1895# CONFIG_NFS_FS is not set 1926CONFIG_NFS_FS=y
1927CONFIG_NFS_V3=y
1928CONFIG_NFS_V3_ACL=y
1929CONFIG_NFS_V4=y
1930CONFIG_ROOT_NFS=y
1896# CONFIG_NFSD is not set 1931# CONFIG_NFSD is not set
1932CONFIG_LOCKD=y
1933CONFIG_LOCKD_V4=y
1934CONFIG_NFS_ACL_SUPPORT=y
1935CONFIG_NFS_COMMON=y
1936CONFIG_SUNRPC=y
1937CONFIG_SUNRPC_GSS=y
1938CONFIG_RPCSEC_GSS_KRB5=y
1939# CONFIG_RPCSEC_GSS_SPKM3 is not set
1897# CONFIG_SMB_FS is not set 1940# CONFIG_SMB_FS is not set
1898# CONFIG_CIFS is not set 1941# CONFIG_CIFS is not set
1899# CONFIG_NCP_FS is not set 1942# CONFIG_NCP_FS is not set
@@ -1967,9 +2010,9 @@ CONFIG_NLS_UTF8=y
1967# Kernel hacking 2010# Kernel hacking
1968# 2011#
1969CONFIG_TRACE_IRQFLAGS_SUPPORT=y 2012CONFIG_TRACE_IRQFLAGS_SUPPORT=y
1970# CONFIG_PRINTK_TIME is not set 2013CONFIG_PRINTK_TIME=y
1971# CONFIG_ENABLE_WARN_DEPRECATED is not set 2014CONFIG_ENABLE_WARN_DEPRECATED=y
1972# CONFIG_ENABLE_MUST_CHECK is not set 2015CONFIG_ENABLE_MUST_CHECK=y
1973CONFIG_FRAME_WARN=2048 2016CONFIG_FRAME_WARN=2048
1974CONFIG_MAGIC_SYSRQ=y 2017CONFIG_MAGIC_SYSRQ=y
1975# CONFIG_UNUSED_SYMBOLS is not set 2018# CONFIG_UNUSED_SYMBOLS is not set
@@ -1998,6 +2041,7 @@ CONFIG_DEBUG_BUGVERBOSE=y
1998# CONFIG_DEBUG_INFO is not set 2041# CONFIG_DEBUG_INFO is not set
1999# CONFIG_DEBUG_VM is not set 2042# CONFIG_DEBUG_VM is not set
2000# CONFIG_DEBUG_WRITECOUNT is not set 2043# CONFIG_DEBUG_WRITECOUNT is not set
2044CONFIG_DEBUG_MEMORY_INIT=y
2001# CONFIG_DEBUG_LIST is not set 2045# CONFIG_DEBUG_LIST is not set
2002# CONFIG_DEBUG_SG is not set 2046# CONFIG_DEBUG_SG is not set
2003CONFIG_FRAME_POINTER=y 2047CONFIG_FRAME_POINTER=y
@@ -2008,11 +2052,20 @@ CONFIG_FRAME_POINTER=y
2008# CONFIG_LKDTM is not set 2052# CONFIG_LKDTM is not set
2009# CONFIG_FAULT_INJECTION is not set 2053# CONFIG_FAULT_INJECTION is not set
2010# CONFIG_LATENCYTOP is not set 2054# CONFIG_LATENCYTOP is not set
2055CONFIG_SYSCTL_SYSCALL_CHECK=y
2056CONFIG_HAVE_FTRACE=y
2057CONFIG_HAVE_DYNAMIC_FTRACE=y
2058# CONFIG_FTRACE is not set
2059# CONFIG_IRQSOFF_TRACER is not set
2060# CONFIG_SYSPROF_TRACER is not set
2061# CONFIG_SCHED_TRACER is not set
2062# CONFIG_CONTEXT_SWITCH_TRACER is not set
2011CONFIG_PROVIDE_OHCI1394_DMA_INIT=y 2063CONFIG_PROVIDE_OHCI1394_DMA_INIT=y
2012# CONFIG_SAMPLES is not set 2064# CONFIG_SAMPLES is not set
2013# CONFIG_KGDB is not set
2014CONFIG_HAVE_ARCH_KGDB=y 2065CONFIG_HAVE_ARCH_KGDB=y
2066# CONFIG_KGDB is not set
2015# CONFIG_STRICT_DEVMEM is not set 2067# CONFIG_STRICT_DEVMEM is not set
2068CONFIG_X86_VERBOSE_BOOTUP=y
2016CONFIG_EARLY_PRINTK=y 2069CONFIG_EARLY_PRINTK=y
2017CONFIG_DEBUG_STACKOVERFLOW=y 2070CONFIG_DEBUG_STACKOVERFLOW=y
2018CONFIG_DEBUG_STACK_USAGE=y 2071CONFIG_DEBUG_STACK_USAGE=y
@@ -2023,8 +2076,8 @@ CONFIG_DEBUG_RODATA=y
2023# CONFIG_DIRECT_GBPAGES is not set 2076# CONFIG_DIRECT_GBPAGES is not set
2024# CONFIG_DEBUG_RODATA_TEST is not set 2077# CONFIG_DEBUG_RODATA_TEST is not set
2025CONFIG_DEBUG_NX_TEST=m 2078CONFIG_DEBUG_NX_TEST=m
2026CONFIG_X86_MPPARSE=y
2027# CONFIG_IOMMU_DEBUG is not set 2079# CONFIG_IOMMU_DEBUG is not set
2080# CONFIG_MMIOTRACE is not set
2028CONFIG_IO_DELAY_TYPE_0X80=0 2081CONFIG_IO_DELAY_TYPE_0X80=0
2029CONFIG_IO_DELAY_TYPE_0XED=1 2082CONFIG_IO_DELAY_TYPE_0XED=1
2030CONFIG_IO_DELAY_TYPE_UDELAY=2 2083CONFIG_IO_DELAY_TYPE_UDELAY=2
@@ -2036,6 +2089,7 @@ CONFIG_IO_DELAY_0X80=y
2036CONFIG_DEFAULT_IO_DELAY_TYPE=0 2089CONFIG_DEFAULT_IO_DELAY_TYPE=0
2037CONFIG_DEBUG_BOOT_PARAMS=y 2090CONFIG_DEBUG_BOOT_PARAMS=y
2038# CONFIG_CPA_DEBUG is not set 2091# CONFIG_CPA_DEBUG is not set
2092# CONFIG_OPTIMIZE_INLINING is not set
2039 2093
2040# 2094#
2041# Security options 2095# Security options
@@ -2045,7 +2099,6 @@ CONFIG_KEYS_DEBUG_PROC_KEYS=y
2045CONFIG_SECURITY=y 2099CONFIG_SECURITY=y
2046CONFIG_SECURITY_NETWORK=y 2100CONFIG_SECURITY_NETWORK=y
2047# CONFIG_SECURITY_NETWORK_XFRM is not set 2101# CONFIG_SECURITY_NETWORK_XFRM is not set
2048CONFIG_SECURITY_CAPABILITIES=y
2049CONFIG_SECURITY_FILE_CAPABILITIES=y 2102CONFIG_SECURITY_FILE_CAPABILITIES=y
2050# CONFIG_SECURITY_ROOTPLUG is not set 2103# CONFIG_SECURITY_ROOTPLUG is not set
2051CONFIG_SECURITY_DEFAULT_MMAP_MIN_ADDR=65536 2104CONFIG_SECURITY_DEFAULT_MMAP_MIN_ADDR=65536
@@ -2106,6 +2159,10 @@ CONFIG_CRYPTO_HMAC=y
2106# CONFIG_CRYPTO_MD4 is not set 2159# CONFIG_CRYPTO_MD4 is not set
2107CONFIG_CRYPTO_MD5=y 2160CONFIG_CRYPTO_MD5=y
2108# CONFIG_CRYPTO_MICHAEL_MIC is not set 2161# CONFIG_CRYPTO_MICHAEL_MIC is not set
2162# CONFIG_CRYPTO_RMD128 is not set
2163# CONFIG_CRYPTO_RMD160 is not set
2164# CONFIG_CRYPTO_RMD256 is not set
2165# CONFIG_CRYPTO_RMD320 is not set
2109CONFIG_CRYPTO_SHA1=y 2166CONFIG_CRYPTO_SHA1=y
2110# CONFIG_CRYPTO_SHA256 is not set 2167# CONFIG_CRYPTO_SHA256 is not set
2111# CONFIG_CRYPTO_SHA512 is not set 2168# CONFIG_CRYPTO_SHA512 is not set
@@ -2155,6 +2212,7 @@ CONFIG_GENERIC_FIND_FIRST_BIT=y
2155CONFIG_GENERIC_FIND_NEXT_BIT=y 2212CONFIG_GENERIC_FIND_NEXT_BIT=y
2156# CONFIG_CRC_CCITT is not set 2213# CONFIG_CRC_CCITT is not set
2157# CONFIG_CRC16 is not set 2214# CONFIG_CRC16 is not set
2215CONFIG_CRC_T10DIF=y
2158# CONFIG_CRC_ITU_T is not set 2216# CONFIG_CRC_ITU_T is not set
2159CONFIG_CRC32=y 2217CONFIG_CRC32=y
2160# CONFIG_CRC7 is not set 2218# CONFIG_CRC7 is not set
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c
index fa88a1d71290..bfd10fd211cd 100644
--- a/arch/x86/kernel/acpi/boot.c
+++ b/arch/x86/kernel/acpi/boot.c
@@ -97,6 +97,8 @@ static u64 acpi_lapic_addr __initdata = APIC_DEFAULT_PHYS_BASE;
97#warning ACPI uses CMPXCHG, i486 and later hardware 97#warning ACPI uses CMPXCHG, i486 and later hardware
98#endif 98#endif
99 99
100static int acpi_mcfg_64bit_base_addr __initdata = FALSE;
101
100/* -------------------------------------------------------------------------- 102/* --------------------------------------------------------------------------
101 Boot-time Configuration 103 Boot-time Configuration
102 -------------------------------------------------------------------------- */ 104 -------------------------------------------------------------------------- */
@@ -158,6 +160,14 @@ char *__init __acpi_map_table(unsigned long phys, unsigned long size)
158struct acpi_mcfg_allocation *pci_mmcfg_config; 160struct acpi_mcfg_allocation *pci_mmcfg_config;
159int pci_mmcfg_config_num; 161int pci_mmcfg_config_num;
160 162
163static int __init acpi_mcfg_oem_check(struct acpi_table_mcfg *mcfg)
164{
165 if (!strcmp(mcfg->header.oem_id, "SGI"))
166 acpi_mcfg_64bit_base_addr = TRUE;
167
168 return 0;
169}
170
161int __init acpi_parse_mcfg(struct acpi_table_header *header) 171int __init acpi_parse_mcfg(struct acpi_table_header *header)
162{ 172{
163 struct acpi_table_mcfg *mcfg; 173 struct acpi_table_mcfg *mcfg;
@@ -190,8 +200,12 @@ int __init acpi_parse_mcfg(struct acpi_table_header *header)
190 } 200 }
191 201
192 memcpy(pci_mmcfg_config, &mcfg[1], config_size); 202 memcpy(pci_mmcfg_config, &mcfg[1], config_size);
203
204 acpi_mcfg_oem_check(mcfg);
205
193 for (i = 0; i < pci_mmcfg_config_num; ++i) { 206 for (i = 0; i < pci_mmcfg_config_num; ++i) {
194 if (pci_mmcfg_config[i].address > 0xFFFFFFFF) { 207 if ((pci_mmcfg_config[i].address > 0xFFFFFFFF) &&
208 !acpi_mcfg_64bit_base_addr) {
195 printk(KERN_ERR PREFIX 209 printk(KERN_ERR PREFIX
196 "MMCONFIG not in low 4GB of memory\n"); 210 "MMCONFIG not in low 4GB of memory\n");
197 kfree(pci_mmcfg_config); 211 kfree(pci_mmcfg_config);
diff --git a/arch/x86/kernel/acpi/sleep.c b/arch/x86/kernel/acpi/sleep.c
index fa2161d5003b..426e5d91b63a 100644
--- a/arch/x86/kernel/acpi/sleep.c
+++ b/arch/x86/kernel/acpi/sleep.c
@@ -20,7 +20,7 @@ unsigned long acpi_realmode_flags;
20/* address in low memory of the wakeup routine. */ 20/* address in low memory of the wakeup routine. */
21static unsigned long acpi_realmode; 21static unsigned long acpi_realmode;
22 22
23#ifdef CONFIG_64BIT 23#if defined(CONFIG_SMP) && defined(CONFIG_64BIT)
24static char temp_stack[10240]; 24static char temp_stack[10240];
25#endif 25#endif
26 26
@@ -86,7 +86,7 @@ int acpi_save_state_mem(void)
86#endif /* !CONFIG_64BIT */ 86#endif /* !CONFIG_64BIT */
87 87
88 header->pmode_cr0 = read_cr0(); 88 header->pmode_cr0 = read_cr0();
89 header->pmode_cr4 = read_cr4(); 89 header->pmode_cr4 = read_cr4_safe();
90 header->realmode_flags = acpi_realmode_flags; 90 header->realmode_flags = acpi_realmode_flags;
91 header->real_magic = 0x12345678; 91 header->real_magic = 0x12345678;
92 92
diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c
index 2763cb37b553..65a0c1b48696 100644
--- a/arch/x86/kernel/alternative.c
+++ b/arch/x86/kernel/alternative.c
@@ -145,35 +145,25 @@ static const unsigned char *const p6_nops[ASM_NOP_MAX+1] = {
145extern char __vsyscall_0; 145extern char __vsyscall_0;
146const unsigned char *const *find_nop_table(void) 146const unsigned char *const *find_nop_table(void)
147{ 147{
148 return boot_cpu_data.x86_vendor != X86_VENDOR_INTEL || 148 if (boot_cpu_data.x86_vendor == X86_VENDOR_INTEL &&
149 boot_cpu_data.x86 < 6 ? k8_nops : p6_nops; 149 boot_cpu_has(X86_FEATURE_NOPL))
150 return p6_nops;
151 else
152 return k8_nops;
150} 153}
151 154
152#else /* CONFIG_X86_64 */ 155#else /* CONFIG_X86_64 */
153 156
154static const struct nop {
155 int cpuid;
156 const unsigned char *const *noptable;
157} noptypes[] = {
158 { X86_FEATURE_K8, k8_nops },
159 { X86_FEATURE_K7, k7_nops },
160 { X86_FEATURE_P4, p6_nops },
161 { X86_FEATURE_P3, p6_nops },
162 { -1, NULL }
163};
164
165const unsigned char *const *find_nop_table(void) 157const unsigned char *const *find_nop_table(void)
166{ 158{
167 const unsigned char *const *noptable = intel_nops; 159 if (boot_cpu_has(X86_FEATURE_K8))
168 int i; 160 return k8_nops;
169 161 else if (boot_cpu_has(X86_FEATURE_K7))
170 for (i = 0; noptypes[i].cpuid >= 0; i++) { 162 return k7_nops;
171 if (boot_cpu_has(noptypes[i].cpuid)) { 163 else if (boot_cpu_has(X86_FEATURE_NOPL))
172 noptable = noptypes[i].noptable; 164 return p6_nops;
173 break; 165 else
174 } 166 return intel_nops;
175 }
176 return noptable;
177} 167}
178 168
179#endif /* CONFIG_X86_64 */ 169#endif /* CONFIG_X86_64 */
diff --git a/arch/x86/kernel/amd_iommu.c b/arch/x86/kernel/amd_iommu.c
index 22d7d050905d..042fdc27bc92 100644
--- a/arch/x86/kernel/amd_iommu.c
+++ b/arch/x86/kernel/amd_iommu.c
@@ -65,7 +65,7 @@ static int __iommu_queue_command(struct amd_iommu *iommu, struct iommu_cmd *cmd)
65 u8 *target; 65 u8 *target;
66 66
67 tail = readl(iommu->mmio_base + MMIO_CMD_TAIL_OFFSET); 67 tail = readl(iommu->mmio_base + MMIO_CMD_TAIL_OFFSET);
68 target = (iommu->cmd_buf + tail); 68 target = iommu->cmd_buf + tail;
69 memcpy_toio(target, cmd, sizeof(*cmd)); 69 memcpy_toio(target, cmd, sizeof(*cmd));
70 tail = (tail + sizeof(*cmd)) % iommu->cmd_buf_size; 70 tail = (tail + sizeof(*cmd)) % iommu->cmd_buf_size;
71 head = readl(iommu->mmio_base + MMIO_CMD_HEAD_OFFSET); 71 head = readl(iommu->mmio_base + MMIO_CMD_HEAD_OFFSET);
@@ -101,32 +101,39 @@ static int iommu_queue_command(struct amd_iommu *iommu, struct iommu_cmd *cmd)
101 */ 101 */
102static int iommu_completion_wait(struct amd_iommu *iommu) 102static int iommu_completion_wait(struct amd_iommu *iommu)
103{ 103{
104 int ret; 104 int ret = 0, ready = 0;
105 unsigned status = 0;
105 struct iommu_cmd cmd; 106 struct iommu_cmd cmd;
106 volatile u64 ready = 0; 107 unsigned long flags, i = 0;
107 unsigned long ready_phys = virt_to_phys(&ready);
108 unsigned long i = 0;
109 108
110 memset(&cmd, 0, sizeof(cmd)); 109 memset(&cmd, 0, sizeof(cmd));
111 cmd.data[0] = LOW_U32(ready_phys) | CMD_COMPL_WAIT_STORE_MASK; 110 cmd.data[0] = CMD_COMPL_WAIT_INT_MASK;
112 cmd.data[1] = upper_32_bits(ready_phys);
113 cmd.data[2] = 1; /* value written to 'ready' */
114 CMD_SET_TYPE(&cmd, CMD_COMPL_WAIT); 111 CMD_SET_TYPE(&cmd, CMD_COMPL_WAIT);
115 112
116 iommu->need_sync = 0; 113 iommu->need_sync = 0;
117 114
118 ret = iommu_queue_command(iommu, &cmd); 115 spin_lock_irqsave(&iommu->lock, flags);
116
117 ret = __iommu_queue_command(iommu, &cmd);
119 118
120 if (ret) 119 if (ret)
121 return ret; 120 goto out;
122 121
123 while (!ready && (i < EXIT_LOOP_COUNT)) { 122 while (!ready && (i < EXIT_LOOP_COUNT)) {
124 ++i; 123 ++i;
125 cpu_relax(); 124 /* wait for the bit to become one */
125 status = readl(iommu->mmio_base + MMIO_STATUS_OFFSET);
126 ready = status & MMIO_STATUS_COM_WAIT_INT_MASK;
126 } 127 }
127 128
129 /* set bit back to zero */
130 status &= ~MMIO_STATUS_COM_WAIT_INT_MASK;
131 writel(status, iommu->mmio_base + MMIO_STATUS_OFFSET);
132
128 if (unlikely((i == EXIT_LOOP_COUNT) && printk_ratelimit())) 133 if (unlikely((i == EXIT_LOOP_COUNT) && printk_ratelimit()))
129 printk(KERN_WARNING "AMD IOMMU: Completion wait loop failed\n"); 134 printk(KERN_WARNING "AMD IOMMU: Completion wait loop failed\n");
135out:
136 spin_unlock_irqrestore(&iommu->lock, flags);
130 137
131 return 0; 138 return 0;
132} 139}
@@ -137,6 +144,7 @@ static int iommu_completion_wait(struct amd_iommu *iommu)
137static int iommu_queue_inv_dev_entry(struct amd_iommu *iommu, u16 devid) 144static int iommu_queue_inv_dev_entry(struct amd_iommu *iommu, u16 devid)
138{ 145{
139 struct iommu_cmd cmd; 146 struct iommu_cmd cmd;
147 int ret;
140 148
141 BUG_ON(iommu == NULL); 149 BUG_ON(iommu == NULL);
142 150
@@ -144,9 +152,11 @@ static int iommu_queue_inv_dev_entry(struct amd_iommu *iommu, u16 devid)
144 CMD_SET_TYPE(&cmd, CMD_INV_DEV_ENTRY); 152 CMD_SET_TYPE(&cmd, CMD_INV_DEV_ENTRY);
145 cmd.data[0] = devid; 153 cmd.data[0] = devid;
146 154
155 ret = iommu_queue_command(iommu, &cmd);
156
147 iommu->need_sync = 1; 157 iommu->need_sync = 1;
148 158
149 return iommu_queue_command(iommu, &cmd); 159 return ret;
150} 160}
151 161
152/* 162/*
@@ -156,21 +166,24 @@ static int iommu_queue_inv_iommu_pages(struct amd_iommu *iommu,
156 u64 address, u16 domid, int pde, int s) 166 u64 address, u16 domid, int pde, int s)
157{ 167{
158 struct iommu_cmd cmd; 168 struct iommu_cmd cmd;
169 int ret;
159 170
160 memset(&cmd, 0, sizeof(cmd)); 171 memset(&cmd, 0, sizeof(cmd));
161 address &= PAGE_MASK; 172 address &= PAGE_MASK;
162 CMD_SET_TYPE(&cmd, CMD_INV_IOMMU_PAGES); 173 CMD_SET_TYPE(&cmd, CMD_INV_IOMMU_PAGES);
163 cmd.data[1] |= domid; 174 cmd.data[1] |= domid;
164 cmd.data[2] = LOW_U32(address); 175 cmd.data[2] = lower_32_bits(address);
165 cmd.data[3] = upper_32_bits(address); 176 cmd.data[3] = upper_32_bits(address);
166 if (s) /* size bit - we flush more than one 4kb page */ 177 if (s) /* size bit - we flush more than one 4kb page */
167 cmd.data[2] |= CMD_INV_IOMMU_PAGES_SIZE_MASK; 178 cmd.data[2] |= CMD_INV_IOMMU_PAGES_SIZE_MASK;
168 if (pde) /* PDE bit - we wan't flush everything not only the PTEs */ 179 if (pde) /* PDE bit - we wan't flush everything not only the PTEs */
169 cmd.data[2] |= CMD_INV_IOMMU_PAGES_PDE_MASK; 180 cmd.data[2] |= CMD_INV_IOMMU_PAGES_PDE_MASK;
170 181
182 ret = iommu_queue_command(iommu, &cmd);
183
171 iommu->need_sync = 1; 184 iommu->need_sync = 1;
172 185
173 return iommu_queue_command(iommu, &cmd); 186 return ret;
174} 187}
175 188
176/* 189/*
diff --git a/arch/x86/kernel/amd_iommu_init.c b/arch/x86/kernel/amd_iommu_init.c
index d9a9da597e79..a69cc0f52042 100644
--- a/arch/x86/kernel/amd_iommu_init.c
+++ b/arch/x86/kernel/amd_iommu_init.c
@@ -801,6 +801,21 @@ static int __init init_memory_definitions(struct acpi_table_header *table)
801} 801}
802 802
803/* 803/*
804 * Init the device table to not allow DMA access for devices and
805 * suppress all page faults
806 */
807static void init_device_table(void)
808{
809 u16 devid;
810
811 for (devid = 0; devid <= amd_iommu_last_bdf; ++devid) {
812 set_dev_entry_bit(devid, DEV_ENTRY_VALID);
813 set_dev_entry_bit(devid, DEV_ENTRY_TRANSLATION);
814 set_dev_entry_bit(devid, DEV_ENTRY_NO_PAGE_FAULT);
815 }
816}
817
818/*
804 * This function finally enables all IOMMUs found in the system after 819 * This function finally enables all IOMMUs found in the system after
805 * they have been initialized 820 * they have been initialized
806 */ 821 */
@@ -931,6 +946,9 @@ int __init amd_iommu_init(void)
931 if (amd_iommu_pd_alloc_bitmap == NULL) 946 if (amd_iommu_pd_alloc_bitmap == NULL)
932 goto free; 947 goto free;
933 948
949 /* init the device table */
950 init_device_table();
951
934 /* 952 /*
935 * let all alias entries point to itself 953 * let all alias entries point to itself
936 */ 954 */
@@ -954,15 +972,15 @@ int __init amd_iommu_init(void)
954 if (acpi_table_parse("IVRS", init_memory_definitions) != 0) 972 if (acpi_table_parse("IVRS", init_memory_definitions) != 0)
955 goto free; 973 goto free;
956 974
957 ret = amd_iommu_init_dma_ops(); 975 ret = sysdev_class_register(&amd_iommu_sysdev_class);
958 if (ret) 976 if (ret)
959 goto free; 977 goto free;
960 978
961 ret = sysdev_class_register(&amd_iommu_sysdev_class); 979 ret = sysdev_register(&device_amd_iommu);
962 if (ret) 980 if (ret)
963 goto free; 981 goto free;
964 982
965 ret = sysdev_register(&device_amd_iommu); 983 ret = amd_iommu_init_dma_ops();
966 if (ret) 984 if (ret)
967 goto free; 985 goto free;
968 986
diff --git a/arch/x86/kernel/apic_32.c b/arch/x86/kernel/apic_32.c
index 039a8d4aaf62..f88bd0d982b0 100644
--- a/arch/x86/kernel/apic_32.c
+++ b/arch/x86/kernel/apic_32.c
@@ -1454,8 +1454,6 @@ void disconnect_bsp_APIC(int virt_wire_setup)
1454 } 1454 }
1455} 1455}
1456 1456
1457unsigned int __cpuinitdata maxcpus = NR_CPUS;
1458
1459void __cpuinit generic_processor_info(int apicid, int version) 1457void __cpuinit generic_processor_info(int apicid, int version)
1460{ 1458{
1461 int cpu; 1459 int cpu;
@@ -1482,12 +1480,6 @@ void __cpuinit generic_processor_info(int apicid, int version)
1482 return; 1480 return;
1483 } 1481 }
1484 1482
1485 if (num_processors >= maxcpus) {
1486 printk(KERN_WARNING "WARNING: maxcpus limit of %i reached."
1487 " Processor ignored.\n", maxcpus);
1488 return;
1489 }
1490
1491 num_processors++; 1483 num_processors++;
1492 cpus_complement(tmp_map, cpu_present_map); 1484 cpus_complement(tmp_map, cpu_present_map);
1493 cpu = first_cpu(tmp_map); 1485 cpu = first_cpu(tmp_map);
diff --git a/arch/x86/kernel/apic_64.c b/arch/x86/kernel/apic_64.c
index 7f1f030da7ee..446c062e831c 100644
--- a/arch/x86/kernel/apic_64.c
+++ b/arch/x86/kernel/apic_64.c
@@ -90,7 +90,6 @@ static unsigned long apic_phys;
90 90
91unsigned long mp_lapic_addr; 91unsigned long mp_lapic_addr;
92 92
93unsigned int __cpuinitdata maxcpus = NR_CPUS;
94/* 93/*
95 * Get the LAPIC version 94 * Get the LAPIC version
96 */ 95 */
@@ -1062,12 +1061,6 @@ void __cpuinit generic_processor_info(int apicid, int version)
1062 return; 1061 return;
1063 } 1062 }
1064 1063
1065 if (num_processors >= maxcpus) {
1066 printk(KERN_WARNING "WARNING: maxcpus limit of %i reached."
1067 " Processor ignored.\n", maxcpus);
1068 return;
1069 }
1070
1071 num_processors++; 1064 num_processors++;
1072 cpus_complement(tmp_map, cpu_present_map); 1065 cpus_complement(tmp_map, cpu_present_map);
1073 cpu = first_cpu(tmp_map); 1066 cpu = first_cpu(tmp_map);
diff --git a/arch/x86/kernel/apm_32.c b/arch/x86/kernel/apm_32.c
index 9ee24e6bc4b0..732d1f4e10ee 100644
--- a/arch/x86/kernel/apm_32.c
+++ b/arch/x86/kernel/apm_32.c
@@ -234,6 +234,7 @@
234#include <asm/uaccess.h> 234#include <asm/uaccess.h>
235#include <asm/desc.h> 235#include <asm/desc.h>
236#include <asm/i8253.h> 236#include <asm/i8253.h>
237#include <asm/olpc.h>
237#include <asm/paravirt.h> 238#include <asm/paravirt.h>
238#include <asm/reboot.h> 239#include <asm/reboot.h>
239 240
@@ -2217,7 +2218,7 @@ static int __init apm_init(void)
2217 2218
2218 dmi_check_system(apm_dmi_table); 2219 dmi_check_system(apm_dmi_table);
2219 2220
2220 if (apm_info.bios.version == 0 || paravirt_enabled()) { 2221 if (apm_info.bios.version == 0 || paravirt_enabled() || machine_is_olpc()) {
2221 printk(KERN_INFO "apm: BIOS not found.\n"); 2222 printk(KERN_INFO "apm: BIOS not found.\n");
2222 return -ENODEV; 2223 return -ENODEV;
2223 } 2224 }
diff --git a/arch/x86/kernel/asm-offsets_64.c b/arch/x86/kernel/asm-offsets_64.c
index aa89387006fe..505543a75a56 100644
--- a/arch/x86/kernel/asm-offsets_64.c
+++ b/arch/x86/kernel/asm-offsets_64.c
@@ -22,7 +22,7 @@
22 22
23#define __NO_STUBS 1 23#define __NO_STUBS 1
24#undef __SYSCALL 24#undef __SYSCALL
25#undef _ASM_X86_64_UNISTD_H_ 25#undef ASM_X86__UNISTD_64_H
26#define __SYSCALL(nr, sym) [nr] = 1, 26#define __SYSCALL(nr, sym) [nr] = 1,
27static char syscalls[] = { 27static char syscalls[] = {
28#include <asm/unistd.h> 28#include <asm/unistd.h>
diff --git a/arch/x86/kernel/cpu/addon_cpuid_features.c b/arch/x86/kernel/cpu/addon_cpuid_features.c
index 84a8220a6072..a6ef672adbba 100644
--- a/arch/x86/kernel/cpu/addon_cpuid_features.c
+++ b/arch/x86/kernel/cpu/addon_cpuid_features.c
@@ -56,9 +56,22 @@ void __cpuinit validate_pat_support(struct cpuinfo_x86 *c)
56 56
57 switch (c->x86_vendor) { 57 switch (c->x86_vendor) {
58 case X86_VENDOR_INTEL: 58 case X86_VENDOR_INTEL:
59 if (c->x86 == 0xF || (c->x86 == 6 && c->x86_model >= 15)) 59 /*
60 * There is a known erratum on Pentium III and Core Solo
61 * and Core Duo CPUs.
62 * " Page with PAT set to WC while associated MTRR is UC
63 * may consolidate to UC "
64 * Because of this erratum, it is better to stick with
65 * setting WC in MTRR rather than using PAT on these CPUs.
66 *
67 * Enable PAT WC only on P4, Core 2 or later CPUs.
68 */
69 if (c->x86 > 0x6 || (c->x86 == 6 && c->x86_model >= 15))
60 return; 70 return;
61 break; 71
72 pat_disable("PAT WC disabled due to known CPU erratum.");
73 return;
74
62 case X86_VENDOR_AMD: 75 case X86_VENDOR_AMD:
63 case X86_VENDOR_CENTAUR: 76 case X86_VENDOR_CENTAUR:
64 case X86_VENDOR_TRANSMETA: 77 case X86_VENDOR_TRANSMETA:
diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c
index cae9cabc3031..18514ed26104 100644
--- a/arch/x86/kernel/cpu/amd.c
+++ b/arch/x86/kernel/cpu/amd.c
@@ -31,6 +31,11 @@ static void __cpuinit early_init_amd(struct cpuinfo_x86 *c)
31 if (c->x86_power & (1<<8)) 31 if (c->x86_power & (1<<8))
32 set_cpu_cap(c, X86_FEATURE_CONSTANT_TSC); 32 set_cpu_cap(c, X86_FEATURE_CONSTANT_TSC);
33 } 33 }
34
35 /* Set MTRR capability flag if appropriate */
36 if (c->x86_model == 13 || c->x86_model == 9 ||
37 (c->x86_model == 8 && c->x86_mask >= 8))
38 set_cpu_cap(c, X86_FEATURE_K6_MTRR);
34} 39}
35 40
36static void __cpuinit init_amd(struct cpuinfo_x86 *c) 41static void __cpuinit init_amd(struct cpuinfo_x86 *c)
@@ -166,10 +171,6 @@ static void __cpuinit init_amd(struct cpuinfo_x86 *c)
166 mbytes); 171 mbytes);
167 } 172 }
168 173
169 /* Set MTRR capability flag if appropriate */
170 if (c->x86_model == 13 || c->x86_model == 9 ||
171 (c->x86_model == 8 && c->x86_mask >= 8))
172 set_cpu_cap(c, X86_FEATURE_K6_MTRR);
173 break; 174 break;
174 } 175 }
175 176
diff --git a/arch/x86/kernel/cpu/centaur.c b/arch/x86/kernel/cpu/centaur.c
index e0f45edd6a55..a0534c04d38a 100644
--- a/arch/x86/kernel/cpu/centaur.c
+++ b/arch/x86/kernel/cpu/centaur.c
@@ -314,6 +314,16 @@ enum {
314 EAMD3D = 1<<20, 314 EAMD3D = 1<<20,
315}; 315};
316 316
317static void __cpuinit early_init_centaur(struct cpuinfo_x86 *c)
318{
319 switch (c->x86) {
320 case 5:
321 /* Emulate MTRRs using Centaur's MCR. */
322 set_cpu_cap(c, X86_FEATURE_CENTAUR_MCR);
323 break;
324 }
325}
326
317static void __cpuinit init_centaur(struct cpuinfo_x86 *c) 327static void __cpuinit init_centaur(struct cpuinfo_x86 *c)
318{ 328{
319 329
@@ -462,6 +472,7 @@ centaur_size_cache(struct cpuinfo_x86 *c, unsigned int size)
462static struct cpu_dev centaur_cpu_dev __cpuinitdata = { 472static struct cpu_dev centaur_cpu_dev __cpuinitdata = {
463 .c_vendor = "Centaur", 473 .c_vendor = "Centaur",
464 .c_ident = { "CentaurHauls" }, 474 .c_ident = { "CentaurHauls" },
475 .c_early_init = early_init_centaur,
465 .c_init = init_centaur, 476 .c_init = init_centaur,
466 .c_size_cache = centaur_size_cache, 477 .c_size_cache = centaur_size_cache,
467}; 478};
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index 80ab20d4fa39..4e456bd955bb 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -13,6 +13,7 @@
13#include <asm/mtrr.h> 13#include <asm/mtrr.h>
14#include <asm/mce.h> 14#include <asm/mce.h>
15#include <asm/pat.h> 15#include <asm/pat.h>
16#include <asm/asm.h>
16#ifdef CONFIG_X86_LOCAL_APIC 17#ifdef CONFIG_X86_LOCAL_APIC
17#include <asm/mpspec.h> 18#include <asm/mpspec.h>
18#include <asm/apic.h> 19#include <asm/apic.h>
@@ -334,11 +335,24 @@ static void __init early_cpu_detect(void)
334 335
335 get_cpu_vendor(c, 1); 336 get_cpu_vendor(c, 1);
336 337
338 early_get_cap(c);
339
337 if (c->x86_vendor != X86_VENDOR_UNKNOWN && 340 if (c->x86_vendor != X86_VENDOR_UNKNOWN &&
338 cpu_devs[c->x86_vendor]->c_early_init) 341 cpu_devs[c->x86_vendor]->c_early_init)
339 cpu_devs[c->x86_vendor]->c_early_init(c); 342 cpu_devs[c->x86_vendor]->c_early_init(c);
343}
340 344
341 early_get_cap(c); 345/*
346 * The NOPL instruction is supposed to exist on all CPUs with
347 * family >= 6; unfortunately, that's not true in practice because
348 * of early VIA chips and (more importantly) broken virtualizers that
349 * are not easy to detect. In the latter case it doesn't even *fail*
350 * reliably, so probing for it doesn't even work. Disable it completely
351 * unless we can find a reliable way to detect all the broken cases.
352 */
353static void __cpuinit detect_nopl(struct cpuinfo_x86 *c)
354{
355 clear_cpu_cap(c, X86_FEATURE_NOPL);
342} 356}
343 357
344static void __cpuinit generic_identify(struct cpuinfo_x86 *c) 358static void __cpuinit generic_identify(struct cpuinfo_x86 *c)
@@ -395,8 +409,8 @@ static void __cpuinit generic_identify(struct cpuinfo_x86 *c)
395 } 409 }
396 410
397 init_scattered_cpuid_features(c); 411 init_scattered_cpuid_features(c);
412 detect_nopl(c);
398 } 413 }
399
400} 414}
401 415
402static void __cpuinit squash_the_stupid_serial_number(struct cpuinfo_x86 *c) 416static void __cpuinit squash_the_stupid_serial_number(struct cpuinfo_x86 *c)
diff --git a/arch/x86/kernel/cpu/common_64.c b/arch/x86/kernel/cpu/common_64.c
index dd6e3f15017e..a11f5d4477cd 100644
--- a/arch/x86/kernel/cpu/common_64.c
+++ b/arch/x86/kernel/cpu/common_64.c
@@ -18,6 +18,7 @@
18#include <asm/mtrr.h> 18#include <asm/mtrr.h>
19#include <asm/mce.h> 19#include <asm/mce.h>
20#include <asm/pat.h> 20#include <asm/pat.h>
21#include <asm/asm.h>
21#include <asm/numa.h> 22#include <asm/numa.h>
22#ifdef CONFIG_X86_LOCAL_APIC 23#ifdef CONFIG_X86_LOCAL_APIC
23#include <asm/mpspec.h> 24#include <asm/mpspec.h>
@@ -215,6 +216,39 @@ static void __init early_cpu_support_print(void)
215 } 216 }
216} 217}
217 218
219/*
220 * The NOPL instruction is supposed to exist on all CPUs with
221 * family >= 6, unfortunately, that's not true in practice because
222 * of early VIA chips and (more importantly) broken virtualizers that
223 * are not easy to detect. Hence, probe for it based on first
224 * principles.
225 *
226 * Note: no 64-bit chip is known to lack these, but put the code here
227 * for consistency with 32 bits, and to make it utterly trivial to
228 * diagnose the problem should it ever surface.
229 */
230static void __cpuinit detect_nopl(struct cpuinfo_x86 *c)
231{
232 const u32 nopl_signature = 0x888c53b1; /* Random number */
233 u32 has_nopl = nopl_signature;
234
235 clear_cpu_cap(c, X86_FEATURE_NOPL);
236 if (c->x86 >= 6) {
237 asm volatile("\n"
238 "1: .byte 0x0f,0x1f,0xc0\n" /* nopl %eax */
239 "2:\n"
240 " .section .fixup,\"ax\"\n"
241 "3: xor %0,%0\n"
242 " jmp 2b\n"
243 " .previous\n"
244 _ASM_EXTABLE(1b,3b)
245 : "+a" (has_nopl));
246
247 if (has_nopl == nopl_signature)
248 set_cpu_cap(c, X86_FEATURE_NOPL);
249 }
250}
251
218static void __cpuinit early_identify_cpu(struct cpuinfo_x86 *c); 252static void __cpuinit early_identify_cpu(struct cpuinfo_x86 *c);
219 253
220void __init early_cpu_init(void) 254void __init early_cpu_init(void)
@@ -313,6 +347,8 @@ static void __cpuinit early_identify_cpu(struct cpuinfo_x86 *c)
313 c->x86_phys_bits = eax & 0xff; 347 c->x86_phys_bits = eax & 0xff;
314 } 348 }
315 349
350 detect_nopl(c);
351
316 if (c->x86_vendor != X86_VENDOR_UNKNOWN && 352 if (c->x86_vendor != X86_VENDOR_UNKNOWN &&
317 cpu_devs[c->x86_vendor]->c_early_init) 353 cpu_devs[c->x86_vendor]->c_early_init)
318 cpu_devs[c->x86_vendor]->c_early_init(c); 354 cpu_devs[c->x86_vendor]->c_early_init(c);
@@ -493,17 +529,20 @@ void pda_init(int cpu)
493 /* others are initialized in smpboot.c */ 529 /* others are initialized in smpboot.c */
494 pda->pcurrent = &init_task; 530 pda->pcurrent = &init_task;
495 pda->irqstackptr = boot_cpu_stack; 531 pda->irqstackptr = boot_cpu_stack;
532 pda->irqstackptr += IRQSTACKSIZE - 64;
496 } else { 533 } else {
497 pda->irqstackptr = (char *) 534 if (!pda->irqstackptr) {
498 __get_free_pages(GFP_ATOMIC, IRQSTACK_ORDER); 535 pda->irqstackptr = (char *)
499 if (!pda->irqstackptr) 536 __get_free_pages(GFP_ATOMIC, IRQSTACK_ORDER);
500 panic("cannot allocate irqstack for cpu %d", cpu); 537 if (!pda->irqstackptr)
538 panic("cannot allocate irqstack for cpu %d",
539 cpu);
540 pda->irqstackptr += IRQSTACKSIZE - 64;
541 }
501 542
502 if (pda->nodenumber == 0 && cpu_to_node(cpu) != NUMA_NO_NODE) 543 if (pda->nodenumber == 0 && cpu_to_node(cpu) != NUMA_NO_NODE)
503 pda->nodenumber = cpu_to_node(cpu); 544 pda->nodenumber = cpu_to_node(cpu);
504 } 545 }
505
506 pda->irqstackptr += IRQSTACKSIZE-64;
507} 546}
508 547
509char boot_exception_stacks[(N_EXCEPTION_STACKS - 1) * EXCEPTION_STKSZ + 548char boot_exception_stacks[(N_EXCEPTION_STACKS - 1) * EXCEPTION_STKSZ +
@@ -601,19 +640,22 @@ void __cpuinit cpu_init(void)
601 /* 640 /*
602 * set up and load the per-CPU TSS 641 * set up and load the per-CPU TSS
603 */ 642 */
604 for (v = 0; v < N_EXCEPTION_STACKS; v++) { 643 if (!orig_ist->ist[0]) {
605 static const unsigned int order[N_EXCEPTION_STACKS] = { 644 static const unsigned int order[N_EXCEPTION_STACKS] = {
606 [0 ... N_EXCEPTION_STACKS - 1] = EXCEPTION_STACK_ORDER, 645 [0 ... N_EXCEPTION_STACKS - 1] = EXCEPTION_STACK_ORDER,
607 [DEBUG_STACK - 1] = DEBUG_STACK_ORDER 646 [DEBUG_STACK - 1] = DEBUG_STACK_ORDER
608 }; 647 };
609 if (cpu) { 648 for (v = 0; v < N_EXCEPTION_STACKS; v++) {
610 estacks = (char *)__get_free_pages(GFP_ATOMIC, order[v]); 649 if (cpu) {
611 if (!estacks) 650 estacks = (char *)__get_free_pages(GFP_ATOMIC, order[v]);
612 panic("Cannot allocate exception stack %ld %d\n", 651 if (!estacks)
613 v, cpu); 652 panic("Cannot allocate exception "
653 "stack %ld %d\n", v, cpu);
654 }
655 estacks += PAGE_SIZE << order[v];
656 orig_ist->ist[v] = t->x86_tss.ist[v] =
657 (unsigned long)estacks;
614 } 658 }
615 estacks += PAGE_SIZE << order[v];
616 orig_ist->ist[v] = t->x86_tss.ist[v] = (unsigned long)estacks;
617 } 659 }
618 660
619 t->x86_tss.io_bitmap_base = offsetof(struct tss_struct, io_bitmap); 661 t->x86_tss.io_bitmap_base = offsetof(struct tss_struct, io_bitmap);
diff --git a/arch/x86/kernel/cpu/cpufreq/powernow-k8.c b/arch/x86/kernel/cpu/cpufreq/powernow-k8.c
index 4e7271999a74..84bb395038d8 100644
--- a/arch/x86/kernel/cpu/cpufreq/powernow-k8.c
+++ b/arch/x86/kernel/cpu/cpufreq/powernow-k8.c
@@ -737,63 +737,44 @@ static int find_psb_table(struct powernow_k8_data *data)
737#ifdef CONFIG_X86_POWERNOW_K8_ACPI 737#ifdef CONFIG_X86_POWERNOW_K8_ACPI
738static void powernow_k8_acpi_pst_values(struct powernow_k8_data *data, unsigned int index) 738static void powernow_k8_acpi_pst_values(struct powernow_k8_data *data, unsigned int index)
739{ 739{
740 if (!data->acpi_data->state_count || (cpu_family == CPU_HW_PSTATE)) 740 if (!data->acpi_data.state_count || (cpu_family == CPU_HW_PSTATE))
741 return; 741 return;
742 742
743 data->irt = (data->acpi_data->states[index].control >> IRT_SHIFT) & IRT_MASK; 743 data->irt = (data->acpi_data.states[index].control >> IRT_SHIFT) & IRT_MASK;
744 data->rvo = (data->acpi_data->states[index].control >> RVO_SHIFT) & RVO_MASK; 744 data->rvo = (data->acpi_data.states[index].control >> RVO_SHIFT) & RVO_MASK;
745 data->exttype = (data->acpi_data->states[index].control >> EXT_TYPE_SHIFT) & EXT_TYPE_MASK; 745 data->exttype = (data->acpi_data.states[index].control >> EXT_TYPE_SHIFT) & EXT_TYPE_MASK;
746 data->plllock = (data->acpi_data->states[index].control >> PLL_L_SHIFT) & PLL_L_MASK; 746 data->plllock = (data->acpi_data.states[index].control >> PLL_L_SHIFT) & PLL_L_MASK;
747 data->vidmvs = 1 << ((data->acpi_data->states[index].control >> MVS_SHIFT) & MVS_MASK); 747 data->vidmvs = 1 << ((data->acpi_data.states[index].control >> MVS_SHIFT) & MVS_MASK);
748 data->vstable = (data->acpi_data->states[index].control >> VST_SHIFT) & VST_MASK; 748 data->vstable = (data->acpi_data.states[index].control >> VST_SHIFT) & VST_MASK;
749}
750
751
752static struct acpi_processor_performance *acpi_perf_data;
753static int preregister_valid;
754
755static int powernow_k8_cpu_preinit_acpi(void)
756{
757 acpi_perf_data = alloc_percpu(struct acpi_processor_performance);
758 if (!acpi_perf_data)
759 return -ENODEV;
760
761 if (acpi_processor_preregister_performance(acpi_perf_data))
762 return -ENODEV;
763 else
764 preregister_valid = 1;
765 return 0;
766} 749}
767 750
768static int powernow_k8_cpu_init_acpi(struct powernow_k8_data *data) 751static int powernow_k8_cpu_init_acpi(struct powernow_k8_data *data)
769{ 752{
770 struct cpufreq_frequency_table *powernow_table; 753 struct cpufreq_frequency_table *powernow_table;
771 int ret_val; 754 int ret_val;
772 int cpu = 0;
773 755
774 data->acpi_data = percpu_ptr(acpi_perf_data, cpu); 756 if (acpi_processor_register_performance(&data->acpi_data, data->cpu)) {
775 if (acpi_processor_register_performance(data->acpi_data, data->cpu)) {
776 dprintk("register performance failed: bad ACPI data\n"); 757 dprintk("register performance failed: bad ACPI data\n");
777 return -EIO; 758 return -EIO;
778 } 759 }
779 760
780 /* verify the data contained in the ACPI structures */ 761 /* verify the data contained in the ACPI structures */
781 if (data->acpi_data->state_count <= 1) { 762 if (data->acpi_data.state_count <= 1) {
782 dprintk("No ACPI P-States\n"); 763 dprintk("No ACPI P-States\n");
783 goto err_out; 764 goto err_out;
784 } 765 }
785 766
786 if ((data->acpi_data->control_register.space_id != ACPI_ADR_SPACE_FIXED_HARDWARE) || 767 if ((data->acpi_data.control_register.space_id != ACPI_ADR_SPACE_FIXED_HARDWARE) ||
787 (data->acpi_data->status_register.space_id != ACPI_ADR_SPACE_FIXED_HARDWARE)) { 768 (data->acpi_data.status_register.space_id != ACPI_ADR_SPACE_FIXED_HARDWARE)) {
788 dprintk("Invalid control/status registers (%x - %x)\n", 769 dprintk("Invalid control/status registers (%x - %x)\n",
789 data->acpi_data->control_register.space_id, 770 data->acpi_data.control_register.space_id,
790 data->acpi_data->status_register.space_id); 771 data->acpi_data.status_register.space_id);
791 goto err_out; 772 goto err_out;
792 } 773 }
793 774
794 /* fill in data->powernow_table */ 775 /* fill in data->powernow_table */
795 powernow_table = kmalloc((sizeof(struct cpufreq_frequency_table) 776 powernow_table = kmalloc((sizeof(struct cpufreq_frequency_table)
796 * (data->acpi_data->state_count + 1)), GFP_KERNEL); 777 * (data->acpi_data.state_count + 1)), GFP_KERNEL);
797 if (!powernow_table) { 778 if (!powernow_table) {
798 dprintk("powernow_table memory alloc failure\n"); 779 dprintk("powernow_table memory alloc failure\n");
799 goto err_out; 780 goto err_out;
@@ -806,12 +787,12 @@ static int powernow_k8_cpu_init_acpi(struct powernow_k8_data *data)
806 if (ret_val) 787 if (ret_val)
807 goto err_out_mem; 788 goto err_out_mem;
808 789
809 powernow_table[data->acpi_data->state_count].frequency = CPUFREQ_TABLE_END; 790 powernow_table[data->acpi_data.state_count].frequency = CPUFREQ_TABLE_END;
810 powernow_table[data->acpi_data->state_count].index = 0; 791 powernow_table[data->acpi_data.state_count].index = 0;
811 data->powernow_table = powernow_table; 792 data->powernow_table = powernow_table;
812 793
813 /* fill in data */ 794 /* fill in data */
814 data->numps = data->acpi_data->state_count; 795 data->numps = data->acpi_data.state_count;
815 if (first_cpu(per_cpu(cpu_core_map, data->cpu)) == data->cpu) 796 if (first_cpu(per_cpu(cpu_core_map, data->cpu)) == data->cpu)
816 print_basics(data); 797 print_basics(data);
817 powernow_k8_acpi_pst_values(data, 0); 798 powernow_k8_acpi_pst_values(data, 0);
@@ -819,31 +800,16 @@ static int powernow_k8_cpu_init_acpi(struct powernow_k8_data *data)
819 /* notify BIOS that we exist */ 800 /* notify BIOS that we exist */
820 acpi_processor_notify_smm(THIS_MODULE); 801 acpi_processor_notify_smm(THIS_MODULE);
821 802
822 /* determine affinity, from ACPI if available */
823 if (preregister_valid) {
824 if ((data->acpi_data->shared_type == CPUFREQ_SHARED_TYPE_ALL) ||
825 (data->acpi_data->shared_type == CPUFREQ_SHARED_TYPE_ANY))
826 data->starting_core_affinity = data->acpi_data->shared_cpu_map;
827 else
828 data->starting_core_affinity = cpumask_of_cpu(data->cpu);
829 } else {
830 /* best guess from family if not */
831 if (cpu_family == CPU_HW_PSTATE)
832 data->starting_core_affinity = cpumask_of_cpu(data->cpu);
833 else
834 data->starting_core_affinity = per_cpu(cpu_core_map, data->cpu);
835 }
836
837 return 0; 803 return 0;
838 804
839err_out_mem: 805err_out_mem:
840 kfree(powernow_table); 806 kfree(powernow_table);
841 807
842err_out: 808err_out:
843 acpi_processor_unregister_performance(data->acpi_data, data->cpu); 809 acpi_processor_unregister_performance(&data->acpi_data, data->cpu);
844 810
845 /* data->acpi_data.state_count informs us at ->exit() whether ACPI was used */ 811 /* data->acpi_data.state_count informs us at ->exit() whether ACPI was used */
846 data->acpi_data->state_count = 0; 812 data->acpi_data.state_count = 0;
847 813
848 return -ENODEV; 814 return -ENODEV;
849} 815}
@@ -855,10 +821,10 @@ static int fill_powernow_table_pstate(struct powernow_k8_data *data, struct cpuf
855 rdmsr(MSR_PSTATE_CUR_LIMIT, hi, lo); 821 rdmsr(MSR_PSTATE_CUR_LIMIT, hi, lo);
856 data->max_hw_pstate = (hi & HW_PSTATE_MAX_MASK) >> HW_PSTATE_MAX_SHIFT; 822 data->max_hw_pstate = (hi & HW_PSTATE_MAX_MASK) >> HW_PSTATE_MAX_SHIFT;
857 823
858 for (i = 0; i < data->acpi_data->state_count; i++) { 824 for (i = 0; i < data->acpi_data.state_count; i++) {
859 u32 index; 825 u32 index;
860 826
861 index = data->acpi_data->states[i].control & HW_PSTATE_MASK; 827 index = data->acpi_data.states[i].control & HW_PSTATE_MASK;
862 if (index > data->max_hw_pstate) { 828 if (index > data->max_hw_pstate) {
863 printk(KERN_ERR PFX "invalid pstate %d - bad value %d.\n", i, index); 829 printk(KERN_ERR PFX "invalid pstate %d - bad value %d.\n", i, index);
864 printk(KERN_ERR PFX "Please report to BIOS manufacturer\n"); 830 printk(KERN_ERR PFX "Please report to BIOS manufacturer\n");
@@ -874,7 +840,7 @@ static int fill_powernow_table_pstate(struct powernow_k8_data *data, struct cpuf
874 840
875 powernow_table[i].index = index; 841 powernow_table[i].index = index;
876 842
877 powernow_table[i].frequency = data->acpi_data->states[i].core_frequency * 1000; 843 powernow_table[i].frequency = data->acpi_data.states[i].core_frequency * 1000;
878 } 844 }
879 return 0; 845 return 0;
880} 846}
@@ -883,16 +849,16 @@ static int fill_powernow_table_fidvid(struct powernow_k8_data *data, struct cpuf
883{ 849{
884 int i; 850 int i;
885 int cntlofreq = 0; 851 int cntlofreq = 0;
886 for (i = 0; i < data->acpi_data->state_count; i++) { 852 for (i = 0; i < data->acpi_data.state_count; i++) {
887 u32 fid; 853 u32 fid;
888 u32 vid; 854 u32 vid;
889 855
890 if (data->exttype) { 856 if (data->exttype) {
891 fid = data->acpi_data->states[i].status & EXT_FID_MASK; 857 fid = data->acpi_data.states[i].status & EXT_FID_MASK;
892 vid = (data->acpi_data->states[i].status >> VID_SHIFT) & EXT_VID_MASK; 858 vid = (data->acpi_data.states[i].status >> VID_SHIFT) & EXT_VID_MASK;
893 } else { 859 } else {
894 fid = data->acpi_data->states[i].control & FID_MASK; 860 fid = data->acpi_data.states[i].control & FID_MASK;
895 vid = (data->acpi_data->states[i].control >> VID_SHIFT) & VID_MASK; 861 vid = (data->acpi_data.states[i].control >> VID_SHIFT) & VID_MASK;
896 } 862 }
897 863
898 dprintk(" %d : fid 0x%x, vid 0x%x\n", i, fid, vid); 864 dprintk(" %d : fid 0x%x, vid 0x%x\n", i, fid, vid);
@@ -933,10 +899,10 @@ static int fill_powernow_table_fidvid(struct powernow_k8_data *data, struct cpuf
933 cntlofreq = i; 899 cntlofreq = i;
934 } 900 }
935 901
936 if (powernow_table[i].frequency != (data->acpi_data->states[i].core_frequency * 1000)) { 902 if (powernow_table[i].frequency != (data->acpi_data.states[i].core_frequency * 1000)) {
937 printk(KERN_INFO PFX "invalid freq entries %u kHz vs. %u kHz\n", 903 printk(KERN_INFO PFX "invalid freq entries %u kHz vs. %u kHz\n",
938 powernow_table[i].frequency, 904 powernow_table[i].frequency,
939 (unsigned int) (data->acpi_data->states[i].core_frequency * 1000)); 905 (unsigned int) (data->acpi_data.states[i].core_frequency * 1000));
940 powernow_table[i].frequency = CPUFREQ_ENTRY_INVALID; 906 powernow_table[i].frequency = CPUFREQ_ENTRY_INVALID;
941 continue; 907 continue;
942 } 908 }
@@ -946,12 +912,11 @@ static int fill_powernow_table_fidvid(struct powernow_k8_data *data, struct cpuf
946 912
947static void powernow_k8_cpu_exit_acpi(struct powernow_k8_data *data) 913static void powernow_k8_cpu_exit_acpi(struct powernow_k8_data *data)
948{ 914{
949 if (data->acpi_data->state_count) 915 if (data->acpi_data.state_count)
950 acpi_processor_unregister_performance(data->acpi_data, data->cpu); 916 acpi_processor_unregister_performance(&data->acpi_data, data->cpu);
951} 917}
952 918
953#else 919#else
954static int powernow_k8_cpu_preinit_acpi(void) { return -ENODEV; }
955static int powernow_k8_cpu_init_acpi(struct powernow_k8_data *data) { return -ENODEV; } 920static int powernow_k8_cpu_init_acpi(struct powernow_k8_data *data) { return -ENODEV; }
956static void powernow_k8_cpu_exit_acpi(struct powernow_k8_data *data) { return; } 921static void powernow_k8_cpu_exit_acpi(struct powernow_k8_data *data) { return; }
957static void powernow_k8_acpi_pst_values(struct powernow_k8_data *data, unsigned int index) { return; } 922static void powernow_k8_acpi_pst_values(struct powernow_k8_data *data, unsigned int index) { return; }
@@ -1136,7 +1101,7 @@ static int powernowk8_verify(struct cpufreq_policy *pol)
1136static int __cpuinit powernowk8_cpu_init(struct cpufreq_policy *pol) 1101static int __cpuinit powernowk8_cpu_init(struct cpufreq_policy *pol)
1137{ 1102{
1138 struct powernow_k8_data *data; 1103 struct powernow_k8_data *data;
1139 cpumask_t oldmask = CPU_MASK_ALL; 1104 cpumask_t oldmask;
1140 int rc; 1105 int rc;
1141 1106
1142 if (!cpu_online(pol->cpu)) 1107 if (!cpu_online(pol->cpu))
@@ -1209,7 +1174,10 @@ static int __cpuinit powernowk8_cpu_init(struct cpufreq_policy *pol)
1209 /* run on any CPU again */ 1174 /* run on any CPU again */
1210 set_cpus_allowed_ptr(current, &oldmask); 1175 set_cpus_allowed_ptr(current, &oldmask);
1211 1176
1212 pol->cpus = data->starting_core_affinity; 1177 if (cpu_family == CPU_HW_PSTATE)
1178 pol->cpus = cpumask_of_cpu(pol->cpu);
1179 else
1180 pol->cpus = per_cpu(cpu_core_map, pol->cpu);
1213 data->available_cores = &(pol->cpus); 1181 data->available_cores = &(pol->cpus);
1214 1182
1215 /* Take a crude guess here. 1183 /* Take a crude guess here.
@@ -1332,7 +1300,6 @@ static int __cpuinit powernowk8_init(void)
1332 } 1300 }
1333 1301
1334 if (supported_cpus == num_online_cpus()) { 1302 if (supported_cpus == num_online_cpus()) {
1335 powernow_k8_cpu_preinit_acpi();
1336 printk(KERN_INFO PFX "Found %d %s " 1303 printk(KERN_INFO PFX "Found %d %s "
1337 "processors (%d cpu cores) (" VERSION ")\n", 1304 "processors (%d cpu cores) (" VERSION ")\n",
1338 num_online_nodes(), 1305 num_online_nodes(),
@@ -1349,10 +1316,6 @@ static void __exit powernowk8_exit(void)
1349 dprintk("exit\n"); 1316 dprintk("exit\n");
1350 1317
1351 cpufreq_unregister_driver(&cpufreq_amd64_driver); 1318 cpufreq_unregister_driver(&cpufreq_amd64_driver);
1352
1353#ifdef CONFIG_X86_POWERNOW_K8_ACPI
1354 free_percpu(acpi_perf_data);
1355#endif
1356} 1319}
1357 1320
1358MODULE_AUTHOR("Paul Devriendt <paul.devriendt@amd.com> and Mark Langsdorf <mark.langsdorf@amd.com>"); 1321MODULE_AUTHOR("Paul Devriendt <paul.devriendt@amd.com> and Mark Langsdorf <mark.langsdorf@amd.com>");
diff --git a/arch/x86/kernel/cpu/cpufreq/powernow-k8.h b/arch/x86/kernel/cpu/cpufreq/powernow-k8.h
index a62612cd4be8..ab48cfed4d96 100644
--- a/arch/x86/kernel/cpu/cpufreq/powernow-k8.h
+++ b/arch/x86/kernel/cpu/cpufreq/powernow-k8.h
@@ -33,13 +33,12 @@ struct powernow_k8_data {
33#ifdef CONFIG_X86_POWERNOW_K8_ACPI 33#ifdef CONFIG_X86_POWERNOW_K8_ACPI
34 /* the acpi table needs to be kept. it's only available if ACPI was 34 /* the acpi table needs to be kept. it's only available if ACPI was
35 * used to determine valid frequency/vid/fid states */ 35 * used to determine valid frequency/vid/fid states */
36 struct acpi_processor_performance *acpi_data; 36 struct acpi_processor_performance acpi_data;
37#endif 37#endif
38 /* we need to keep track of associated cores, but let cpufreq 38 /* we need to keep track of associated cores, but let cpufreq
39 * handle hotplug events - so just point at cpufreq pol->cpus 39 * handle hotplug events - so just point at cpufreq pol->cpus
40 * structure */ 40 * structure */
41 cpumask_t *available_cores; 41 cpumask_t *available_cores;
42 cpumask_t starting_core_affinity;
43}; 42};
44 43
45 44
diff --git a/arch/x86/kernel/cpu/cyrix.c b/arch/x86/kernel/cpu/cyrix.c
index 3fd7a67bb06a..898a5a2002ed 100644
--- a/arch/x86/kernel/cpu/cyrix.c
+++ b/arch/x86/kernel/cpu/cyrix.c
@@ -15,13 +15,11 @@
15/* 15/*
16 * Read NSC/Cyrix DEVID registers (DIR) to get more detailed info. about the CPU 16 * Read NSC/Cyrix DEVID registers (DIR) to get more detailed info. about the CPU
17 */ 17 */
18static void __cpuinit do_cyrix_devid(unsigned char *dir0, unsigned char *dir1) 18static void __cpuinit __do_cyrix_devid(unsigned char *dir0, unsigned char *dir1)
19{ 19{
20 unsigned char ccr2, ccr3; 20 unsigned char ccr2, ccr3;
21 unsigned long flags;
22 21
23 /* we test for DEVID by checking whether CCR3 is writable */ 22 /* we test for DEVID by checking whether CCR3 is writable */
24 local_irq_save(flags);
25 ccr3 = getCx86(CX86_CCR3); 23 ccr3 = getCx86(CX86_CCR3);
26 setCx86(CX86_CCR3, ccr3 ^ 0x80); 24 setCx86(CX86_CCR3, ccr3 ^ 0x80);
27 getCx86(0xc0); /* dummy to change bus */ 25 getCx86(0xc0); /* dummy to change bus */
@@ -44,9 +42,16 @@ static void __cpuinit do_cyrix_devid(unsigned char *dir0, unsigned char *dir1)
44 *dir0 = getCx86(CX86_DIR0); 42 *dir0 = getCx86(CX86_DIR0);
45 *dir1 = getCx86(CX86_DIR1); 43 *dir1 = getCx86(CX86_DIR1);
46 } 44 }
47 local_irq_restore(flags);
48} 45}
49 46
47static void __cpuinit do_cyrix_devid(unsigned char *dir0, unsigned char *dir1)
48{
49 unsigned long flags;
50
51 local_irq_save(flags);
52 __do_cyrix_devid(dir0, dir1);
53 local_irq_restore(flags);
54}
50/* 55/*
51 * Cx86_dir0_msb is a HACK needed by check_cx686_cpuid/slop in bugs.h in 56 * Cx86_dir0_msb is a HACK needed by check_cx686_cpuid/slop in bugs.h in
52 * order to identify the Cyrix CPU model after we're out of setup.c 57 * order to identify the Cyrix CPU model after we're out of setup.c
@@ -134,23 +139,6 @@ static void __cpuinit set_cx86_memwb(void)
134 setCx86(CX86_CCR2, getCx86(CX86_CCR2) | 0x14); 139 setCx86(CX86_CCR2, getCx86(CX86_CCR2) | 0x14);
135} 140}
136 141
137static void __cpuinit set_cx86_inc(void)
138{
139 unsigned char ccr3;
140
141 printk(KERN_INFO "Enable Incrementor on Cyrix/NSC processor.\n");
142
143 ccr3 = getCx86(CX86_CCR3);
144 setCx86(CX86_CCR3, (ccr3 & 0x0f) | 0x10); /* enable MAPEN */
145 /* PCR1 -- Performance Control */
146 /* Incrementor on, whatever that is */
147 setCx86(CX86_PCR1, getCx86(CX86_PCR1) | 0x02);
148 /* PCR0 -- Performance Control */
149 /* Incrementor Margin 10 */
150 setCx86(CX86_PCR0, getCx86(CX86_PCR0) | 0x04);
151 setCx86(CX86_CCR3, ccr3); /* disable MAPEN */
152}
153
154/* 142/*
155 * Configure later MediaGX and/or Geode processor. 143 * Configure later MediaGX and/or Geode processor.
156 */ 144 */
@@ -174,11 +162,28 @@ static void __cpuinit geode_configure(void)
174 162
175 set_cx86_memwb(); 163 set_cx86_memwb();
176 set_cx86_reorder(); 164 set_cx86_reorder();
177 set_cx86_inc();
178 165
179 local_irq_restore(flags); 166 local_irq_restore(flags);
180} 167}
181 168
169static void __cpuinit early_init_cyrix(struct cpuinfo_x86 *c)
170{
171 unsigned char dir0, dir0_msn, dir1 = 0;
172
173 __do_cyrix_devid(&dir0, &dir1);
174 dir0_msn = dir0 >> 4; /* identifies CPU "family" */
175
176 switch (dir0_msn) {
177 case 3: /* 6x86/6x86L */
178 /* Emulate MTRRs using Cyrix's ARRs. */
179 set_cpu_cap(c, X86_FEATURE_CYRIX_ARR);
180 break;
181 case 5: /* 6x86MX/M II */
182 /* Emulate MTRRs using Cyrix's ARRs. */
183 set_cpu_cap(c, X86_FEATURE_CYRIX_ARR);
184 break;
185 }
186}
182 187
183static void __cpuinit init_cyrix(struct cpuinfo_x86 *c) 188static void __cpuinit init_cyrix(struct cpuinfo_x86 *c)
184{ 189{
@@ -434,6 +439,7 @@ static void __cpuinit cyrix_identify(struct cpuinfo_x86 *c)
434static struct cpu_dev cyrix_cpu_dev __cpuinitdata = { 439static struct cpu_dev cyrix_cpu_dev __cpuinitdata = {
435 .c_vendor = "Cyrix", 440 .c_vendor = "Cyrix",
436 .c_ident = { "CyrixInstead" }, 441 .c_ident = { "CyrixInstead" },
442 .c_early_init = early_init_cyrix,
437 .c_init = init_cyrix, 443 .c_init = init_cyrix,
438 .c_identify = cyrix_identify, 444 .c_identify = cyrix_identify,
439}; 445};
diff --git a/arch/x86/kernel/cpu/feature_names.c b/arch/x86/kernel/cpu/feature_names.c
index e43ad4ad4cba..c9017799497c 100644
--- a/arch/x86/kernel/cpu/feature_names.c
+++ b/arch/x86/kernel/cpu/feature_names.c
@@ -39,7 +39,8 @@ const char * const x86_cap_flags[NCAPINTS*32] = {
39 NULL, NULL, NULL, NULL, 39 NULL, NULL, NULL, NULL,
40 "constant_tsc", "up", NULL, "arch_perfmon", 40 "constant_tsc", "up", NULL, "arch_perfmon",
41 "pebs", "bts", NULL, NULL, 41 "pebs", "bts", NULL, NULL,
42 "rep_good", NULL, NULL, NULL, NULL, NULL, NULL, NULL, 42 "rep_good", NULL, NULL, NULL,
43 "nopl", NULL, NULL, NULL,
43 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, 44 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
44 45
45 /* Intel-defined (#2) */ 46 /* Intel-defined (#2) */
diff --git a/arch/x86/kernel/cpu/intel.c b/arch/x86/kernel/cpu/intel.c
index b75f2569b8f8..f113ef4595f6 100644
--- a/arch/x86/kernel/cpu/intel.c
+++ b/arch/x86/kernel/cpu/intel.c
@@ -222,10 +222,11 @@ static void __cpuinit init_intel(struct cpuinfo_x86 *c)
222 set_cpu_cap(c, X86_FEATURE_BTS); 222 set_cpu_cap(c, X86_FEATURE_BTS);
223 if (!(l1 & (1<<12))) 223 if (!(l1 & (1<<12)))
224 set_cpu_cap(c, X86_FEATURE_PEBS); 224 set_cpu_cap(c, X86_FEATURE_PEBS);
225 ds_init_intel(c);
225 } 226 }
226 227
227 if (cpu_has_bts) 228 if (cpu_has_bts)
228 ds_init_intel(c); 229 ptrace_bts_init_intel(c);
229 230
230 /* 231 /*
231 * See if we have a good local APIC by checking for buggy Pentia, 232 * See if we have a good local APIC by checking for buggy Pentia,
diff --git a/arch/x86/kernel/cpu/mcheck/mce_64.c b/arch/x86/kernel/cpu/mcheck/mce_64.c
index 65a339678ece..726a5fcdf341 100644
--- a/arch/x86/kernel/cpu/mcheck/mce_64.c
+++ b/arch/x86/kernel/cpu/mcheck/mce_64.c
@@ -759,6 +759,7 @@ static struct sysdev_class mce_sysclass = {
759}; 759};
760 760
761DEFINE_PER_CPU(struct sys_device, device_mce); 761DEFINE_PER_CPU(struct sys_device, device_mce);
762void (*threshold_cpu_callback)(unsigned long action, unsigned int cpu) __cpuinitdata;
762 763
763/* Why are there no generic functions for this? */ 764/* Why are there no generic functions for this? */
764#define ACCESSOR(name, var, start) \ 765#define ACCESSOR(name, var, start) \
@@ -883,9 +884,13 @@ static int __cpuinit mce_cpu_callback(struct notifier_block *nfb,
883 case CPU_ONLINE: 884 case CPU_ONLINE:
884 case CPU_ONLINE_FROZEN: 885 case CPU_ONLINE_FROZEN:
885 mce_create_device(cpu); 886 mce_create_device(cpu);
887 if (threshold_cpu_callback)
888 threshold_cpu_callback(action, cpu);
886 break; 889 break;
887 case CPU_DEAD: 890 case CPU_DEAD:
888 case CPU_DEAD_FROZEN: 891 case CPU_DEAD_FROZEN:
892 if (threshold_cpu_callback)
893 threshold_cpu_callback(action, cpu);
889 mce_remove_device(cpu); 894 mce_remove_device(cpu);
890 break; 895 break;
891 } 896 }
diff --git a/arch/x86/kernel/cpu/mcheck/mce_amd_64.c b/arch/x86/kernel/cpu/mcheck/mce_amd_64.c
index 88736cadbaa6..5eb390a4b2e9 100644
--- a/arch/x86/kernel/cpu/mcheck/mce_amd_64.c
+++ b/arch/x86/kernel/cpu/mcheck/mce_amd_64.c
@@ -628,6 +628,7 @@ static void threshold_remove_bank(unsigned int cpu, int bank)
628 deallocate_threshold_block(cpu, bank); 628 deallocate_threshold_block(cpu, bank);
629 629
630free_out: 630free_out:
631 kobject_del(b->kobj);
631 kobject_put(b->kobj); 632 kobject_put(b->kobj);
632 kfree(b); 633 kfree(b);
633 per_cpu(threshold_banks, cpu)[bank] = NULL; 634 per_cpu(threshold_banks, cpu)[bank] = NULL;
@@ -645,14 +646,11 @@ static void threshold_remove_device(unsigned int cpu)
645} 646}
646 647
647/* get notified when a cpu comes on/off */ 648/* get notified when a cpu comes on/off */
648static int __cpuinit threshold_cpu_callback(struct notifier_block *nfb, 649static void __cpuinit amd_64_threshold_cpu_callback(unsigned long action,
649 unsigned long action, void *hcpu) 650 unsigned int cpu)
650{ 651{
651 /* cpu was unsigned int to begin with */
652 unsigned int cpu = (unsigned long)hcpu;
653
654 if (cpu >= NR_CPUS) 652 if (cpu >= NR_CPUS)
655 goto out; 653 return;
656 654
657 switch (action) { 655 switch (action) {
658 case CPU_ONLINE: 656 case CPU_ONLINE:
@@ -666,14 +664,8 @@ static int __cpuinit threshold_cpu_callback(struct notifier_block *nfb,
666 default: 664 default:
667 break; 665 break;
668 } 666 }
669 out:
670 return NOTIFY_OK;
671} 667}
672 668
673static struct notifier_block threshold_cpu_notifier __cpuinitdata = {
674 .notifier_call = threshold_cpu_callback,
675};
676
677static __init int threshold_init_device(void) 669static __init int threshold_init_device(void)
678{ 670{
679 unsigned lcpu = 0; 671 unsigned lcpu = 0;
@@ -684,7 +676,7 @@ static __init int threshold_init_device(void)
684 if (err) 676 if (err)
685 return err; 677 return err;
686 } 678 }
687 register_hotcpu_notifier(&threshold_cpu_notifier); 679 threshold_cpu_callback = amd_64_threshold_cpu_callback;
688 return 0; 680 return 0;
689} 681}
690 682
diff --git a/arch/x86/kernel/cpu/mtrr/generic.c b/arch/x86/kernel/cpu/mtrr/generic.c
index 509bd3d9eacd..cb7d3b6a80eb 100644
--- a/arch/x86/kernel/cpu/mtrr/generic.c
+++ b/arch/x86/kernel/cpu/mtrr/generic.c
@@ -379,6 +379,7 @@ static void generic_get_mtrr(unsigned int reg, unsigned long *base,
379 unsigned long *size, mtrr_type *type) 379 unsigned long *size, mtrr_type *type)
380{ 380{
381 unsigned int mask_lo, mask_hi, base_lo, base_hi; 381 unsigned int mask_lo, mask_hi, base_lo, base_hi;
382 unsigned int tmp, hi;
382 383
383 rdmsr(MTRRphysMask_MSR(reg), mask_lo, mask_hi); 384 rdmsr(MTRRphysMask_MSR(reg), mask_lo, mask_hi);
384 if ((mask_lo & 0x800) == 0) { 385 if ((mask_lo & 0x800) == 0) {
@@ -392,8 +393,23 @@ static void generic_get_mtrr(unsigned int reg, unsigned long *base,
392 rdmsr(MTRRphysBase_MSR(reg), base_lo, base_hi); 393 rdmsr(MTRRphysBase_MSR(reg), base_lo, base_hi);
393 394
394 /* Work out the shifted address mask. */ 395 /* Work out the shifted address mask. */
395 mask_lo = size_or_mask | mask_hi << (32 - PAGE_SHIFT) 396 tmp = mask_hi << (32 - PAGE_SHIFT) | mask_lo >> PAGE_SHIFT;
396 | mask_lo >> PAGE_SHIFT; 397 mask_lo = size_or_mask | tmp;
398 /* Expand tmp with high bits to all 1s*/
399 hi = fls(tmp);
400 if (hi > 0) {
401 tmp |= ~((1<<(hi - 1)) - 1);
402
403 if (tmp != mask_lo) {
404 static int once = 1;
405
406 if (once) {
407 printk(KERN_INFO "mtrr: your BIOS has set up an incorrect mask, fixing it up.\n");
408 once = 0;
409 }
410 mask_lo = tmp;
411 }
412 }
397 413
398 /* This works correctly if size is a power of two, i.e. a 414 /* This works correctly if size is a power of two, i.e. a
399 contiguous range. */ 415 contiguous range. */
diff --git a/arch/x86/kernel/cpu/mtrr/main.c b/arch/x86/kernel/cpu/mtrr/main.c
index b5ade28ca8f8..5df16d818371 100644
--- a/arch/x86/kernel/cpu/mtrr/main.c
+++ b/arch/x86/kernel/cpu/mtrr/main.c
@@ -834,7 +834,7 @@ static int __init enable_mtrr_cleanup_setup(char *str)
834 enable_mtrr_cleanup = 1; 834 enable_mtrr_cleanup = 1;
835 return 0; 835 return 0;
836} 836}
837early_param("enble_mtrr_cleanup", enable_mtrr_cleanup_setup); 837early_param("enable_mtrr_cleanup", enable_mtrr_cleanup_setup);
838 838
839struct var_mtrr_state { 839struct var_mtrr_state {
840 unsigned long range_startk; 840 unsigned long range_startk;
@@ -1496,11 +1496,8 @@ int __init mtrr_trim_uncached_memory(unsigned long end_pfn)
1496 1496
1497 /* kvm/qemu doesn't have mtrr set right, don't trim them all */ 1497 /* kvm/qemu doesn't have mtrr set right, don't trim them all */
1498 if (!highest_pfn) { 1498 if (!highest_pfn) {
1499 if (!kvm_para_available()) { 1499 WARN(!kvm_para_available(), KERN_WARNING
1500 printk(KERN_WARNING
1501 "WARNING: strange, CPU MTRRs all blank?\n"); 1500 "WARNING: strange, CPU MTRRs all blank?\n");
1502 WARN_ON(1);
1503 }
1504 return 0; 1501 return 0;
1505 } 1502 }
1506 1503
diff --git a/arch/x86/kernel/cpu/perfctr-watchdog.c b/arch/x86/kernel/cpu/perfctr-watchdog.c
index de7439f82b92..05cc22dbd4ff 100644
--- a/arch/x86/kernel/cpu/perfctr-watchdog.c
+++ b/arch/x86/kernel/cpu/perfctr-watchdog.c
@@ -478,7 +478,13 @@ static int setup_p4_watchdog(unsigned nmi_hz)
478 perfctr_msr = MSR_P4_IQ_PERFCTR1; 478 perfctr_msr = MSR_P4_IQ_PERFCTR1;
479 evntsel_msr = MSR_P4_CRU_ESCR0; 479 evntsel_msr = MSR_P4_CRU_ESCR0;
480 cccr_msr = MSR_P4_IQ_CCCR1; 480 cccr_msr = MSR_P4_IQ_CCCR1;
481 cccr_val = P4_CCCR_OVF_PMI1 | P4_CCCR_ESCR_SELECT(4); 481
482 /* Pentium 4 D processors don't support P4_CCCR_OVF_PMI1 */
483 if (boot_cpu_data.x86_model == 4 && boot_cpu_data.x86_mask == 4)
484 cccr_val = P4_CCCR_OVF_PMI0;
485 else
486 cccr_val = P4_CCCR_OVF_PMI1;
487 cccr_val |= P4_CCCR_ESCR_SELECT(4);
482 } 488 }
483 489
484 evntsel = P4_ESCR_EVENT_SELECT(0x3F) 490 evntsel = P4_ESCR_EVENT_SELECT(0x3F)
diff --git a/arch/x86/kernel/cpuid.c b/arch/x86/kernel/cpuid.c
index 14b11b3be31c..8e9cd6a8ec12 100644
--- a/arch/x86/kernel/cpuid.c
+++ b/arch/x86/kernel/cpuid.c
@@ -89,6 +89,8 @@ static ssize_t cpuid_read(struct file *file, char __user *buf,
89 struct cpuid_regs cmd; 89 struct cpuid_regs cmd;
90 int cpu = iminor(file->f_path.dentry->d_inode); 90 int cpu = iminor(file->f_path.dentry->d_inode);
91 u64 pos = *ppos; 91 u64 pos = *ppos;
92 ssize_t bytes = 0;
93 int err = 0;
92 94
93 if (count % 16) 95 if (count % 16)
94 return -EINVAL; /* Invalid chunk size */ 96 return -EINVAL; /* Invalid chunk size */
@@ -96,14 +98,19 @@ static ssize_t cpuid_read(struct file *file, char __user *buf,
96 for (; count; count -= 16) { 98 for (; count; count -= 16) {
97 cmd.eax = pos; 99 cmd.eax = pos;
98 cmd.ecx = pos >> 32; 100 cmd.ecx = pos >> 32;
99 smp_call_function_single(cpu, cpuid_smp_cpuid, &cmd, 1); 101 err = smp_call_function_single(cpu, cpuid_smp_cpuid, &cmd, 1);
100 if (copy_to_user(tmp, &cmd, 16)) 102 if (err)
101 return -EFAULT; 103 break;
104 if (copy_to_user(tmp, &cmd, 16)) {
105 err = -EFAULT;
106 break;
107 }
102 tmp += 16; 108 tmp += 16;
109 bytes += 16;
103 *ppos = ++pos; 110 *ppos = ++pos;
104 } 111 }
105 112
106 return tmp - buf; 113 return bytes ? bytes : err;
107} 114}
108 115
109static int cpuid_open(struct inode *inode, struct file *file) 116static int cpuid_open(struct inode *inode, struct file *file)
diff --git a/arch/x86/kernel/ds.c b/arch/x86/kernel/ds.c
index 11c11b8ec48d..2b69994fd3a8 100644
--- a/arch/x86/kernel/ds.c
+++ b/arch/x86/kernel/ds.c
@@ -2,26 +2,49 @@
2 * Debug Store support 2 * Debug Store support
3 * 3 *
4 * This provides a low-level interface to the hardware's Debug Store 4 * This provides a low-level interface to the hardware's Debug Store
5 * feature that is used for last branch recording (LBR) and 5 * feature that is used for branch trace store (BTS) and
6 * precise-event based sampling (PEBS). 6 * precise-event based sampling (PEBS).
7 * 7 *
8 * Different architectures use a different DS layout/pointer size. 8 * It manages:
9 * The below functions therefore work on a void*. 9 * - per-thread and per-cpu allocation of BTS and PEBS
10 * - buffer memory allocation (optional)
11 * - buffer overflow handling
12 * - buffer access
10 * 13 *
14 * It assumes:
15 * - get_task_struct on all parameter tasks
16 * - current is allowed to trace parameter tasks
11 * 17 *
12 * Since there is no user for PEBS, yet, only LBR (or branch
13 * trace store, BTS) is supported.
14 * 18 *
15 * 19 * Copyright (C) 2007-2008 Intel Corporation.
16 * Copyright (C) 2007 Intel Corporation. 20 * Markus Metzger <markus.t.metzger@intel.com>, 2007-2008
17 * Markus Metzger <markus.t.metzger@intel.com>, Dec 2007
18 */ 21 */
19 22
23
24#ifdef CONFIG_X86_DS
25
20#include <asm/ds.h> 26#include <asm/ds.h>
21 27
22#include <linux/errno.h> 28#include <linux/errno.h>
23#include <linux/string.h> 29#include <linux/string.h>
24#include <linux/slab.h> 30#include <linux/slab.h>
31#include <linux/sched.h>
32#include <linux/mm.h>
33
34
35/*
36 * The configuration for a particular DS hardware implementation.
37 */
38struct ds_configuration {
39 /* the size of the DS structure in bytes */
40 unsigned char sizeof_ds;
41 /* the size of one pointer-typed field in the DS structure in bytes;
42 this covers the first 8 fields related to buffer management. */
43 unsigned char sizeof_field;
44 /* the size of a BTS/PEBS record in bytes */
45 unsigned char sizeof_rec[2];
46};
47static struct ds_configuration ds_cfg;
25 48
26 49
27/* 50/*
@@ -44,378 +67,747 @@
44 * (interrupt occurs when write pointer passes interrupt pointer) 67 * (interrupt occurs when write pointer passes interrupt pointer)
45 * - value to which counter is reset following counter overflow 68 * - value to which counter is reset following counter overflow
46 * 69 *
47 * On later architectures, the last branch recording hardware uses 70 * Later architectures use 64bit pointers throughout, whereas earlier
48 * 64bit pointers even in 32bit mode. 71 * architectures use 32bit pointers in 32bit mode.
49 *
50 *
51 * Branch Trace Store (BTS) records store information about control
52 * flow changes. They at least provide the following information:
53 * - source linear address
54 * - destination linear address
55 * 72 *
56 * Netburst supported a predicated bit that had been dropped in later
57 * architectures. We do not suppor it.
58 * 73 *
74 * We compute the base address for the first 8 fields based on:
75 * - the field size stored in the DS configuration
76 * - the relative field position
77 * - an offset giving the start of the respective region
59 * 78 *
60 * In order to abstract from the actual DS and BTS layout, we describe 79 * This offset is further used to index various arrays holding
61 * the access to the relevant fields. 80 * information for BTS and PEBS at the respective index.
62 * Thanks to Andi Kleen for proposing this design.
63 * 81 *
64 * The implementation, however, is not as general as it might seem. In 82 * On later 32bit processors, we only access the lower 32bit of the
65 * order to stay somewhat simple and efficient, we assume an 83 * 64bit pointer fields. The upper halves will be zeroed out.
66 * underlying unsigned type (mostly a pointer type) and we expect the
67 * field to be at least as big as that type.
68 */ 84 */
69 85
70/* 86enum ds_field {
71 * A special from_ip address to indicate that the BTS record is an 87 ds_buffer_base = 0,
72 * info record that needs to be interpreted or skipped. 88 ds_index,
73 */ 89 ds_absolute_maximum,
74#define BTS_ESCAPE_ADDRESS (-1) 90 ds_interrupt_threshold,
91};
75 92
76/* 93enum ds_qualifier {
77 * A field access descriptor 94 ds_bts = 0,
78 */ 95 ds_pebs
79struct access_desc {
80 unsigned char offset;
81 unsigned char size;
82}; 96};
83 97
98static inline unsigned long ds_get(const unsigned char *base,
99 enum ds_qualifier qual, enum ds_field field)
100{
101 base += (ds_cfg.sizeof_field * (field + (4 * qual)));
102 return *(unsigned long *)base;
103}
104
105static inline void ds_set(unsigned char *base, enum ds_qualifier qual,
106 enum ds_field field, unsigned long value)
107{
108 base += (ds_cfg.sizeof_field * (field + (4 * qual)));
109 (*(unsigned long *)base) = value;
110}
111
112
84/* 113/*
85 * The configuration for a particular DS/BTS hardware implementation. 114 * Locking is done only for allocating BTS or PEBS resources and for
115 * guarding context and buffer memory allocation.
116 *
117 * Most functions require the current task to own the ds context part
118 * they are going to access. All the locking is done when validating
119 * access to the context.
86 */ 120 */
87struct ds_configuration { 121static spinlock_t ds_lock = __SPIN_LOCK_UNLOCKED(ds_lock);
88 /* the DS configuration */
89 unsigned char sizeof_ds;
90 struct access_desc bts_buffer_base;
91 struct access_desc bts_index;
92 struct access_desc bts_absolute_maximum;
93 struct access_desc bts_interrupt_threshold;
94 /* the BTS configuration */
95 unsigned char sizeof_bts;
96 struct access_desc from_ip;
97 struct access_desc to_ip;
98 /* BTS variants used to store additional information like
99 timestamps */
100 struct access_desc info_type;
101 struct access_desc info_data;
102 unsigned long debugctl_mask;
103};
104 122
105/* 123/*
106 * The global configuration used by the below accessor functions 124 * Validate that the current task is allowed to access the BTS/PEBS
125 * buffer of the parameter task.
126 *
127 * Returns 0, if access is granted; -Eerrno, otherwise.
107 */ 128 */
108static struct ds_configuration ds_cfg; 129static inline int ds_validate_access(struct ds_context *context,
130 enum ds_qualifier qual)
131{
132 if (!context)
133 return -EPERM;
134
135 if (context->owner[qual] == current)
136 return 0;
137
138 return -EPERM;
139}
140
109 141
110/* 142/*
111 * Accessor functions for some DS and BTS fields using the above 143 * We either support (system-wide) per-cpu or per-thread allocation.
112 * global ptrace_bts_cfg. 144 * We distinguish the two based on the task_struct pointer, where a
145 * NULL pointer indicates per-cpu allocation for the current cpu.
146 *
147 * Allocations are use-counted. As soon as resources are allocated,
148 * further allocations must be of the same type (per-cpu or
149 * per-thread). We model this by counting allocations (i.e. the number
150 * of tracers of a certain type) for one type negatively:
151 * =0 no tracers
152 * >0 number of per-thread tracers
153 * <0 number of per-cpu tracers
154 *
155 * The below functions to get and put tracers and to check the
156 * allocation type require the ds_lock to be held by the caller.
157 *
158 * Tracers essentially gives the number of ds contexts for a certain
159 * type of allocation.
113 */ 160 */
114static inline unsigned long get_bts_buffer_base(char *base) 161static long tracers;
162
163static inline void get_tracer(struct task_struct *task)
115{ 164{
116 return *(unsigned long *)(base + ds_cfg.bts_buffer_base.offset); 165 tracers += (task ? 1 : -1);
117} 166}
118static inline void set_bts_buffer_base(char *base, unsigned long value) 167
168static inline void put_tracer(struct task_struct *task)
119{ 169{
120 (*(unsigned long *)(base + ds_cfg.bts_buffer_base.offset)) = value; 170 tracers -= (task ? 1 : -1);
121} 171}
122static inline unsigned long get_bts_index(char *base) 172
173static inline int check_tracer(struct task_struct *task)
123{ 174{
124 return *(unsigned long *)(base + ds_cfg.bts_index.offset); 175 return (task ? (tracers >= 0) : (tracers <= 0));
125} 176}
126static inline void set_bts_index(char *base, unsigned long value) 177
178
179/*
180 * The DS context is either attached to a thread or to a cpu:
181 * - in the former case, the thread_struct contains a pointer to the
182 * attached context.
183 * - in the latter case, we use a static array of per-cpu context
184 * pointers.
185 *
186 * Contexts are use-counted. They are allocated on first access and
187 * deallocated when the last user puts the context.
188 *
189 * We distinguish between an allocating and a non-allocating get of a
190 * context:
191 * - the allocating get is used for requesting BTS/PEBS resources. It
192 * requires the caller to hold the global ds_lock.
193 * - the non-allocating get is used for all other cases. A
194 * non-existing context indicates an error. It acquires and releases
195 * the ds_lock itself for obtaining the context.
196 *
197 * A context and its DS configuration are allocated and deallocated
198 * together. A context always has a DS configuration of the
199 * appropriate size.
200 */
201static DEFINE_PER_CPU(struct ds_context *, system_context);
202
203#define this_system_context per_cpu(system_context, smp_processor_id())
204
205/*
206 * Returns the pointer to the parameter task's context or to the
207 * system-wide context, if task is NULL.
208 *
209 * Increases the use count of the returned context, if not NULL.
210 */
211static inline struct ds_context *ds_get_context(struct task_struct *task)
127{ 212{
128 (*(unsigned long *)(base + ds_cfg.bts_index.offset)) = value; 213 struct ds_context *context;
214
215 spin_lock(&ds_lock);
216
217 context = (task ? task->thread.ds_ctx : this_system_context);
218 if (context)
219 context->count++;
220
221 spin_unlock(&ds_lock);
222
223 return context;
129} 224}
130static inline unsigned long get_bts_absolute_maximum(char *base) 225
226/*
227 * Same as ds_get_context, but allocates the context and it's DS
228 * structure, if necessary; returns NULL; if out of memory.
229 *
230 * pre: requires ds_lock to be held
231 */
232static inline struct ds_context *ds_alloc_context(struct task_struct *task)
131{ 233{
132 return *(unsigned long *)(base + ds_cfg.bts_absolute_maximum.offset); 234 struct ds_context **p_context =
235 (task ? &task->thread.ds_ctx : &this_system_context);
236 struct ds_context *context = *p_context;
237
238 if (!context) {
239 context = kzalloc(sizeof(*context), GFP_KERNEL);
240
241 if (!context)
242 return NULL;
243
244 context->ds = kzalloc(ds_cfg.sizeof_ds, GFP_KERNEL);
245 if (!context->ds) {
246 kfree(context);
247 return NULL;
248 }
249
250 *p_context = context;
251
252 context->this = p_context;
253 context->task = task;
254
255 if (task)
256 set_tsk_thread_flag(task, TIF_DS_AREA_MSR);
257
258 if (!task || (task == current))
259 wrmsr(MSR_IA32_DS_AREA, (unsigned long)context->ds, 0);
260
261 get_tracer(task);
262 }
263
264 context->count++;
265
266 return context;
133} 267}
134static inline void set_bts_absolute_maximum(char *base, unsigned long value) 268
269/*
270 * Decreases the use count of the parameter context, if not NULL.
271 * Deallocates the context, if the use count reaches zero.
272 */
273static inline void ds_put_context(struct ds_context *context)
135{ 274{
136 (*(unsigned long *)(base + ds_cfg.bts_absolute_maximum.offset)) = value; 275 if (!context)
276 return;
277
278 spin_lock(&ds_lock);
279
280 if (--context->count)
281 goto out;
282
283 *(context->this) = NULL;
284
285 if (context->task)
286 clear_tsk_thread_flag(context->task, TIF_DS_AREA_MSR);
287
288 if (!context->task || (context->task == current))
289 wrmsrl(MSR_IA32_DS_AREA, 0);
290
291 put_tracer(context->task);
292
293 /* free any leftover buffers from tracers that did not
294 * deallocate them properly. */
295 kfree(context->buffer[ds_bts]);
296 kfree(context->buffer[ds_pebs]);
297 kfree(context->ds);
298 kfree(context);
299 out:
300 spin_unlock(&ds_lock);
137} 301}
138static inline unsigned long get_bts_interrupt_threshold(char *base) 302
303
304/*
305 * Handle a buffer overflow
306 *
307 * task: the task whose buffers are overflowing;
308 * NULL for a buffer overflow on the current cpu
309 * context: the ds context
310 * qual: the buffer type
311 */
312static void ds_overflow(struct task_struct *task, struct ds_context *context,
313 enum ds_qualifier qual)
139{ 314{
140 return *(unsigned long *)(base + ds_cfg.bts_interrupt_threshold.offset); 315 if (!context)
316 return;
317
318 if (context->callback[qual])
319 (*context->callback[qual])(task);
320
321 /* todo: do some more overflow handling */
141} 322}
142static inline void set_bts_interrupt_threshold(char *base, unsigned long value) 323
324
325/*
326 * Allocate a non-pageable buffer of the parameter size.
327 * Checks the memory and the locked memory rlimit.
328 *
329 * Returns the buffer, if successful;
330 * NULL, if out of memory or rlimit exceeded.
331 *
332 * size: the requested buffer size in bytes
333 * pages (out): if not NULL, contains the number of pages reserved
334 */
335static inline void *ds_allocate_buffer(size_t size, unsigned int *pages)
143{ 336{
144 (*(unsigned long *)(base + ds_cfg.bts_interrupt_threshold.offset)) = value; 337 unsigned long rlim, vm, pgsz;
338 void *buffer;
339
340 pgsz = PAGE_ALIGN(size) >> PAGE_SHIFT;
341
342 rlim = current->signal->rlim[RLIMIT_AS].rlim_cur >> PAGE_SHIFT;
343 vm = current->mm->total_vm + pgsz;
344 if (rlim < vm)
345 return NULL;
346
347 rlim = current->signal->rlim[RLIMIT_MEMLOCK].rlim_cur >> PAGE_SHIFT;
348 vm = current->mm->locked_vm + pgsz;
349 if (rlim < vm)
350 return NULL;
351
352 buffer = kzalloc(size, GFP_KERNEL);
353 if (!buffer)
354 return NULL;
355
356 current->mm->total_vm += pgsz;
357 current->mm->locked_vm += pgsz;
358
359 if (pages)
360 *pages = pgsz;
361
362 return buffer;
145} 363}
146static inline unsigned long get_from_ip(char *base) 364
365static int ds_request(struct task_struct *task, void *base, size_t size,
366 ds_ovfl_callback_t ovfl, enum ds_qualifier qual)
147{ 367{
148 return *(unsigned long *)(base + ds_cfg.from_ip.offset); 368 struct ds_context *context;
369 unsigned long buffer, adj;
370 const unsigned long alignment = (1 << 3);
371 int error = 0;
372
373 if (!ds_cfg.sizeof_ds)
374 return -EOPNOTSUPP;
375
376 /* we require some space to do alignment adjustments below */
377 if (size < (alignment + ds_cfg.sizeof_rec[qual]))
378 return -EINVAL;
379
380 /* buffer overflow notification is not yet implemented */
381 if (ovfl)
382 return -EOPNOTSUPP;
383
384
385 spin_lock(&ds_lock);
386
387 if (!check_tracer(task))
388 return -EPERM;
389
390 error = -ENOMEM;
391 context = ds_alloc_context(task);
392 if (!context)
393 goto out_unlock;
394
395 error = -EALREADY;
396 if (context->owner[qual] == current)
397 goto out_unlock;
398 error = -EPERM;
399 if (context->owner[qual] != NULL)
400 goto out_unlock;
401 context->owner[qual] = current;
402
403 spin_unlock(&ds_lock);
404
405
406 error = -ENOMEM;
407 if (!base) {
408 base = ds_allocate_buffer(size, &context->pages[qual]);
409 if (!base)
410 goto out_release;
411
412 context->buffer[qual] = base;
413 }
414 error = 0;
415
416 context->callback[qual] = ovfl;
417
418 /* adjust the buffer address and size to meet alignment
419 * constraints:
420 * - buffer is double-word aligned
421 * - size is multiple of record size
422 *
423 * We checked the size at the very beginning; we have enough
424 * space to do the adjustment.
425 */
426 buffer = (unsigned long)base;
427
428 adj = ALIGN(buffer, alignment) - buffer;
429 buffer += adj;
430 size -= adj;
431
432 size /= ds_cfg.sizeof_rec[qual];
433 size *= ds_cfg.sizeof_rec[qual];
434
435 ds_set(context->ds, qual, ds_buffer_base, buffer);
436 ds_set(context->ds, qual, ds_index, buffer);
437 ds_set(context->ds, qual, ds_absolute_maximum, buffer + size);
438
439 if (ovfl) {
440 /* todo: select a suitable interrupt threshold */
441 } else
442 ds_set(context->ds, qual,
443 ds_interrupt_threshold, buffer + size + 1);
444
445 /* we keep the context until ds_release */
446 return error;
447
448 out_release:
449 context->owner[qual] = NULL;
450 ds_put_context(context);
451 return error;
452
453 out_unlock:
454 spin_unlock(&ds_lock);
455 ds_put_context(context);
456 return error;
149} 457}
150static inline void set_from_ip(char *base, unsigned long value) 458
459int ds_request_bts(struct task_struct *task, void *base, size_t size,
460 ds_ovfl_callback_t ovfl)
151{ 461{
152 (*(unsigned long *)(base + ds_cfg.from_ip.offset)) = value; 462 return ds_request(task, base, size, ovfl, ds_bts);
153} 463}
154static inline unsigned long get_to_ip(char *base) 464
465int ds_request_pebs(struct task_struct *task, void *base, size_t size,
466 ds_ovfl_callback_t ovfl)
155{ 467{
156 return *(unsigned long *)(base + ds_cfg.to_ip.offset); 468 return ds_request(task, base, size, ovfl, ds_pebs);
157} 469}
158static inline void set_to_ip(char *base, unsigned long value) 470
471static int ds_release(struct task_struct *task, enum ds_qualifier qual)
159{ 472{
160 (*(unsigned long *)(base + ds_cfg.to_ip.offset)) = value; 473 struct ds_context *context;
474 int error;
475
476 context = ds_get_context(task);
477 error = ds_validate_access(context, qual);
478 if (error < 0)
479 goto out;
480
481 kfree(context->buffer[qual]);
482 context->buffer[qual] = NULL;
483
484 current->mm->total_vm -= context->pages[qual];
485 current->mm->locked_vm -= context->pages[qual];
486 context->pages[qual] = 0;
487 context->owner[qual] = NULL;
488
489 /*
490 * we put the context twice:
491 * once for the ds_get_context
492 * once for the corresponding ds_request
493 */
494 ds_put_context(context);
495 out:
496 ds_put_context(context);
497 return error;
161} 498}
162static inline unsigned char get_info_type(char *base) 499
500int ds_release_bts(struct task_struct *task)
163{ 501{
164 return *(unsigned char *)(base + ds_cfg.info_type.offset); 502 return ds_release(task, ds_bts);
165} 503}
166static inline void set_info_type(char *base, unsigned char value) 504
505int ds_release_pebs(struct task_struct *task)
167{ 506{
168 (*(unsigned char *)(base + ds_cfg.info_type.offset)) = value; 507 return ds_release(task, ds_pebs);
169} 508}
170static inline unsigned long get_info_data(char *base) 509
510static int ds_get_index(struct task_struct *task, size_t *pos,
511 enum ds_qualifier qual)
171{ 512{
172 return *(unsigned long *)(base + ds_cfg.info_data.offset); 513 struct ds_context *context;
514 unsigned long base, index;
515 int error;
516
517 context = ds_get_context(task);
518 error = ds_validate_access(context, qual);
519 if (error < 0)
520 goto out;
521
522 base = ds_get(context->ds, qual, ds_buffer_base);
523 index = ds_get(context->ds, qual, ds_index);
524
525 error = ((index - base) / ds_cfg.sizeof_rec[qual]);
526 if (pos)
527 *pos = error;
528 out:
529 ds_put_context(context);
530 return error;
173} 531}
174static inline void set_info_data(char *base, unsigned long value) 532
533int ds_get_bts_index(struct task_struct *task, size_t *pos)
175{ 534{
176 (*(unsigned long *)(base + ds_cfg.info_data.offset)) = value; 535 return ds_get_index(task, pos, ds_bts);
177} 536}
178 537
538int ds_get_pebs_index(struct task_struct *task, size_t *pos)
539{
540 return ds_get_index(task, pos, ds_pebs);
541}
179 542
180int ds_allocate(void **dsp, size_t bts_size_in_bytes) 543static int ds_get_end(struct task_struct *task, size_t *pos,
544 enum ds_qualifier qual)
181{ 545{
182 size_t bts_size_in_records; 546 struct ds_context *context;
183 unsigned long bts; 547 unsigned long base, end;
184 void *ds; 548 int error;
549
550 context = ds_get_context(task);
551 error = ds_validate_access(context, qual);
552 if (error < 0)
553 goto out;
554
555 base = ds_get(context->ds, qual, ds_buffer_base);
556 end = ds_get(context->ds, qual, ds_absolute_maximum);
557
558 error = ((end - base) / ds_cfg.sizeof_rec[qual]);
559 if (pos)
560 *pos = error;
561 out:
562 ds_put_context(context);
563 return error;
564}
185 565
186 if (!ds_cfg.sizeof_ds || !ds_cfg.sizeof_bts) 566int ds_get_bts_end(struct task_struct *task, size_t *pos)
187 return -EOPNOTSUPP; 567{
568 return ds_get_end(task, pos, ds_bts);
569}
188 570
189 if (bts_size_in_bytes < 0) 571int ds_get_pebs_end(struct task_struct *task, size_t *pos)
190 return -EINVAL; 572{
573 return ds_get_end(task, pos, ds_pebs);
574}
191 575
192 bts_size_in_records = 576static int ds_access(struct task_struct *task, size_t index,
193 bts_size_in_bytes / ds_cfg.sizeof_bts; 577 const void **record, enum ds_qualifier qual)
194 bts_size_in_bytes = 578{
195 bts_size_in_records * ds_cfg.sizeof_bts; 579 struct ds_context *context;
580 unsigned long base, idx;
581 int error;
196 582
197 if (bts_size_in_bytes <= 0) 583 if (!record)
198 return -EINVAL; 584 return -EINVAL;
199 585
200 bts = (unsigned long)kzalloc(bts_size_in_bytes, GFP_KERNEL); 586 context = ds_get_context(task);
201 587 error = ds_validate_access(context, qual);
202 if (!bts) 588 if (error < 0)
203 return -ENOMEM; 589 goto out;
204 590
205 ds = kzalloc(ds_cfg.sizeof_ds, GFP_KERNEL); 591 base = ds_get(context->ds, qual, ds_buffer_base);
592 idx = base + (index * ds_cfg.sizeof_rec[qual]);
206 593
207 if (!ds) { 594 error = -EINVAL;
208 kfree((void *)bts); 595 if (idx > ds_get(context->ds, qual, ds_absolute_maximum))
209 return -ENOMEM; 596 goto out;
210 }
211
212 set_bts_buffer_base(ds, bts);
213 set_bts_index(ds, bts);
214 set_bts_absolute_maximum(ds, bts + bts_size_in_bytes);
215 set_bts_interrupt_threshold(ds, bts + bts_size_in_bytes + 1);
216 597
217 *dsp = ds; 598 *record = (const void *)idx;
218 return 0; 599 error = ds_cfg.sizeof_rec[qual];
600 out:
601 ds_put_context(context);
602 return error;
219} 603}
220 604
221int ds_free(void **dsp) 605int ds_access_bts(struct task_struct *task, size_t index, const void **record)
222{ 606{
223 if (*dsp) { 607 return ds_access(task, index, record, ds_bts);
224 kfree((void *)get_bts_buffer_base(*dsp));
225 kfree(*dsp);
226 *dsp = NULL;
227 }
228 return 0;
229} 608}
230 609
231int ds_get_bts_size(void *ds) 610int ds_access_pebs(struct task_struct *task, size_t index, const void **record)
232{ 611{
233 int size_in_bytes; 612 return ds_access(task, index, record, ds_pebs);
234
235 if (!ds_cfg.sizeof_ds || !ds_cfg.sizeof_bts)
236 return -EOPNOTSUPP;
237
238 if (!ds)
239 return 0;
240
241 size_in_bytes =
242 get_bts_absolute_maximum(ds) -
243 get_bts_buffer_base(ds);
244 return size_in_bytes;
245} 613}
246 614
247int ds_get_bts_end(void *ds) 615static int ds_write(struct task_struct *task, const void *record, size_t size,
616 enum ds_qualifier qual, int force)
248{ 617{
249 int size_in_bytes = ds_get_bts_size(ds); 618 struct ds_context *context;
250 619 int error;
251 if (size_in_bytes <= 0)
252 return size_in_bytes;
253 620
254 return size_in_bytes / ds_cfg.sizeof_bts; 621 if (!record)
255} 622 return -EINVAL;
256 623
257int ds_get_bts_index(void *ds) 624 error = -EPERM;
258{ 625 context = ds_get_context(task);
259 int index_offset_in_bytes; 626 if (!context)
627 goto out;
260 628
261 if (!ds_cfg.sizeof_ds || !ds_cfg.sizeof_bts) 629 if (!force) {
262 return -EOPNOTSUPP; 630 error = ds_validate_access(context, qual);
631 if (error < 0)
632 goto out;
633 }
263 634
264 index_offset_in_bytes = 635 error = 0;
265 get_bts_index(ds) - 636 while (size) {
266 get_bts_buffer_base(ds); 637 unsigned long base, index, end, write_end, int_th;
638 unsigned long write_size, adj_write_size;
639
640 /*
641 * write as much as possible without producing an
642 * overflow interrupt.
643 *
644 * interrupt_threshold must either be
645 * - bigger than absolute_maximum or
646 * - point to a record between buffer_base and absolute_maximum
647 *
648 * index points to a valid record.
649 */
650 base = ds_get(context->ds, qual, ds_buffer_base);
651 index = ds_get(context->ds, qual, ds_index);
652 end = ds_get(context->ds, qual, ds_absolute_maximum);
653 int_th = ds_get(context->ds, qual, ds_interrupt_threshold);
654
655 write_end = min(end, int_th);
656
657 /* if we are already beyond the interrupt threshold,
658 * we fill the entire buffer */
659 if (write_end <= index)
660 write_end = end;
661
662 if (write_end <= index)
663 goto out;
664
665 write_size = min((unsigned long) size, write_end - index);
666 memcpy((void *)index, record, write_size);
667
668 record = (const char *)record + write_size;
669 size -= write_size;
670 error += write_size;
671
672 adj_write_size = write_size / ds_cfg.sizeof_rec[qual];
673 adj_write_size *= ds_cfg.sizeof_rec[qual];
674
675 /* zero out trailing bytes */
676 memset((char *)index + write_size, 0,
677 adj_write_size - write_size);
678 index += adj_write_size;
679
680 if (index >= end)
681 index = base;
682 ds_set(context->ds, qual, ds_index, index);
683
684 if (index >= int_th)
685 ds_overflow(task, context, qual);
686 }
267 687
268 return index_offset_in_bytes / ds_cfg.sizeof_bts; 688 out:
689 ds_put_context(context);
690 return error;
269} 691}
270 692
271int ds_set_overflow(void *ds, int method) 693int ds_write_bts(struct task_struct *task, const void *record, size_t size)
272{ 694{
273 switch (method) { 695 return ds_write(task, record, size, ds_bts, /* force = */ 0);
274 case DS_O_SIGNAL:
275 return -EOPNOTSUPP;
276 case DS_O_WRAP:
277 return 0;
278 default:
279 return -EINVAL;
280 }
281} 696}
282 697
283int ds_get_overflow(void *ds) 698int ds_write_pebs(struct task_struct *task, const void *record, size_t size)
284{ 699{
285 return DS_O_WRAP; 700 return ds_write(task, record, size, ds_pebs, /* force = */ 0);
286} 701}
287 702
288int ds_clear(void *ds) 703int ds_unchecked_write_bts(struct task_struct *task,
704 const void *record, size_t size)
289{ 705{
290 int bts_size = ds_get_bts_size(ds); 706 return ds_write(task, record, size, ds_bts, /* force = */ 1);
291 unsigned long bts_base;
292
293 if (bts_size <= 0)
294 return bts_size;
295
296 bts_base = get_bts_buffer_base(ds);
297 memset((void *)bts_base, 0, bts_size);
298
299 set_bts_index(ds, bts_base);
300 return 0;
301} 707}
302 708
303int ds_read_bts(void *ds, int index, struct bts_struct *out) 709int ds_unchecked_write_pebs(struct task_struct *task,
710 const void *record, size_t size)
304{ 711{
305 void *bts; 712 return ds_write(task, record, size, ds_pebs, /* force = */ 1);
713}
306 714
307 if (!ds_cfg.sizeof_ds || !ds_cfg.sizeof_bts) 715static int ds_reset_or_clear(struct task_struct *task,
308 return -EOPNOTSUPP; 716 enum ds_qualifier qual, int clear)
717{
718 struct ds_context *context;
719 unsigned long base, end;
720 int error;
309 721
310 if (index < 0) 722 context = ds_get_context(task);
311 return -EINVAL; 723 error = ds_validate_access(context, qual);
724 if (error < 0)
725 goto out;
312 726
313 if (index >= ds_get_bts_size(ds)) 727 base = ds_get(context->ds, qual, ds_buffer_base);
314 return -EINVAL; 728 end = ds_get(context->ds, qual, ds_absolute_maximum);
315 729
316 bts = (void *)(get_bts_buffer_base(ds) + (index * ds_cfg.sizeof_bts)); 730 if (clear)
731 memset((void *)base, 0, end - base);
317 732
318 memset(out, 0, sizeof(*out)); 733 ds_set(context->ds, qual, ds_index, base);
319 if (get_from_ip(bts) == BTS_ESCAPE_ADDRESS) {
320 out->qualifier = get_info_type(bts);
321 out->variant.jiffies = get_info_data(bts);
322 } else {
323 out->qualifier = BTS_BRANCH;
324 out->variant.lbr.from_ip = get_from_ip(bts);
325 out->variant.lbr.to_ip = get_to_ip(bts);
326 }
327 734
328 return sizeof(*out);; 735 error = 0;
736 out:
737 ds_put_context(context);
738 return error;
329} 739}
330 740
331int ds_write_bts(void *ds, const struct bts_struct *in) 741int ds_reset_bts(struct task_struct *task)
332{ 742{
333 unsigned long bts; 743 return ds_reset_or_clear(task, ds_bts, /* clear = */ 0);
334 744}
335 if (!ds_cfg.sizeof_ds || !ds_cfg.sizeof_bts)
336 return -EOPNOTSUPP;
337
338 if (ds_get_bts_size(ds) <= 0)
339 return -ENXIO;
340 745
341 bts = get_bts_index(ds); 746int ds_reset_pebs(struct task_struct *task)
747{
748 return ds_reset_or_clear(task, ds_pebs, /* clear = */ 0);
749}
342 750
343 memset((void *)bts, 0, ds_cfg.sizeof_bts); 751int ds_clear_bts(struct task_struct *task)
344 switch (in->qualifier) { 752{
345 case BTS_INVALID: 753 return ds_reset_or_clear(task, ds_bts, /* clear = */ 1);
346 break; 754}
347 755
348 case BTS_BRANCH: 756int ds_clear_pebs(struct task_struct *task)
349 set_from_ip((void *)bts, in->variant.lbr.from_ip); 757{
350 set_to_ip((void *)bts, in->variant.lbr.to_ip); 758 return ds_reset_or_clear(task, ds_pebs, /* clear = */ 1);
351 break; 759}
352 760
353 case BTS_TASK_ARRIVES: 761int ds_get_pebs_reset(struct task_struct *task, u64 *value)
354 case BTS_TASK_DEPARTS: 762{
355 set_from_ip((void *)bts, BTS_ESCAPE_ADDRESS); 763 struct ds_context *context;
356 set_info_type((void *)bts, in->qualifier); 764 int error;
357 set_info_data((void *)bts, in->variant.jiffies);
358 break;
359 765
360 default: 766 if (!value)
361 return -EINVAL; 767 return -EINVAL;
362 }
363 768
364 bts = bts + ds_cfg.sizeof_bts; 769 context = ds_get_context(task);
365 if (bts >= get_bts_absolute_maximum(ds)) 770 error = ds_validate_access(context, ds_pebs);
366 bts = get_bts_buffer_base(ds); 771 if (error < 0)
367 set_bts_index(ds, bts); 772 goto out;
368 773
369 return ds_cfg.sizeof_bts; 774 *value = *(u64 *)(context->ds + (ds_cfg.sizeof_field * 8));
775
776 error = 0;
777 out:
778 ds_put_context(context);
779 return error;
370} 780}
371 781
372unsigned long ds_debugctl_mask(void) 782int ds_set_pebs_reset(struct task_struct *task, u64 value)
373{ 783{
374 return ds_cfg.debugctl_mask; 784 struct ds_context *context;
375} 785 int error;
376 786
377#ifdef __i386__ 787 context = ds_get_context(task);
378static const struct ds_configuration ds_cfg_netburst = { 788 error = ds_validate_access(context, ds_pebs);
379 .sizeof_ds = 9 * 4, 789 if (error < 0)
380 .bts_buffer_base = { 0, 4 }, 790 goto out;
381 .bts_index = { 4, 4 },
382 .bts_absolute_maximum = { 8, 4 },
383 .bts_interrupt_threshold = { 12, 4 },
384 .sizeof_bts = 3 * 4,
385 .from_ip = { 0, 4 },
386 .to_ip = { 4, 4 },
387 .info_type = { 4, 1 },
388 .info_data = { 8, 4 },
389 .debugctl_mask = (1<<2)|(1<<3)
390};
391 791
392static const struct ds_configuration ds_cfg_pentium_m = { 792 *(u64 *)(context->ds + (ds_cfg.sizeof_field * 8)) = value;
393 .sizeof_ds = 9 * 4, 793
394 .bts_buffer_base = { 0, 4 }, 794 error = 0;
395 .bts_index = { 4, 4 }, 795 out:
396 .bts_absolute_maximum = { 8, 4 }, 796 ds_put_context(context);
397 .bts_interrupt_threshold = { 12, 4 }, 797 return error;
398 .sizeof_bts = 3 * 4, 798}
399 .from_ip = { 0, 4 }, 799
400 .to_ip = { 4, 4 }, 800static const struct ds_configuration ds_cfg_var = {
401 .info_type = { 4, 1 }, 801 .sizeof_ds = sizeof(long) * 12,
402 .info_data = { 8, 4 }, 802 .sizeof_field = sizeof(long),
403 .debugctl_mask = (1<<6)|(1<<7) 803 .sizeof_rec[ds_bts] = sizeof(long) * 3,
804 .sizeof_rec[ds_pebs] = sizeof(long) * 10
404}; 805};
405#endif /* _i386_ */ 806static const struct ds_configuration ds_cfg_64 = {
406 807 .sizeof_ds = 8 * 12,
407static const struct ds_configuration ds_cfg_core2 = { 808 .sizeof_field = 8,
408 .sizeof_ds = 9 * 8, 809 .sizeof_rec[ds_bts] = 8 * 3,
409 .bts_buffer_base = { 0, 8 }, 810 .sizeof_rec[ds_pebs] = 8 * 10
410 .bts_index = { 8, 8 },
411 .bts_absolute_maximum = { 16, 8 },
412 .bts_interrupt_threshold = { 24, 8 },
413 .sizeof_bts = 3 * 8,
414 .from_ip = { 0, 8 },
415 .to_ip = { 8, 8 },
416 .info_type = { 8, 1 },
417 .info_data = { 16, 8 },
418 .debugctl_mask = (1<<6)|(1<<7)|(1<<9)
419}; 811};
420 812
421static inline void 813static inline void
@@ -429,14 +821,13 @@ void __cpuinit ds_init_intel(struct cpuinfo_x86 *c)
429 switch (c->x86) { 821 switch (c->x86) {
430 case 0x6: 822 case 0x6:
431 switch (c->x86_model) { 823 switch (c->x86_model) {
432#ifdef __i386__
433 case 0xD: 824 case 0xD:
434 case 0xE: /* Pentium M */ 825 case 0xE: /* Pentium M */
435 ds_configure(&ds_cfg_pentium_m); 826 ds_configure(&ds_cfg_var);
436 break; 827 break;
437#endif /* _i386_ */
438 case 0xF: /* Core2 */ 828 case 0xF: /* Core2 */
439 ds_configure(&ds_cfg_core2); 829 case 0x1C: /* Atom */
830 ds_configure(&ds_cfg_64);
440 break; 831 break;
441 default: 832 default:
442 /* sorry, don't know about them */ 833 /* sorry, don't know about them */
@@ -445,13 +836,11 @@ void __cpuinit ds_init_intel(struct cpuinfo_x86 *c)
445 break; 836 break;
446 case 0xF: 837 case 0xF:
447 switch (c->x86_model) { 838 switch (c->x86_model) {
448#ifdef __i386__
449 case 0x0: 839 case 0x0:
450 case 0x1: 840 case 0x1:
451 case 0x2: /* Netburst */ 841 case 0x2: /* Netburst */
452 ds_configure(&ds_cfg_netburst); 842 ds_configure(&ds_cfg_var);
453 break; 843 break;
454#endif /* _i386_ */
455 default: 844 default:
456 /* sorry, don't know about them */ 845 /* sorry, don't know about them */
457 break; 846 break;
@@ -462,3 +851,14 @@ void __cpuinit ds_init_intel(struct cpuinfo_x86 *c)
462 break; 851 break;
463 } 852 }
464} 853}
854
855void ds_free(struct ds_context *context)
856{
857 /* This is called when the task owning the parameter context
858 * is dying. There should not be any user of that context left
859 * to disturb us, anymore. */
860 unsigned long leftovers = context->count;
861 while (leftovers--)
862 ds_put_context(context);
863}
864#endif /* CONFIG_X86_DS */
diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c
index 9af89078f7bb..66e48aa2dd1b 100644
--- a/arch/x86/kernel/e820.c
+++ b/arch/x86/kernel/e820.c
@@ -1203,7 +1203,7 @@ static int __init parse_memmap_opt(char *p)
1203 if (!p) 1203 if (!p)
1204 return -EINVAL; 1204 return -EINVAL;
1205 1205
1206 if (!strcmp(p, "exactmap")) { 1206 if (!strncmp(p, "exactmap", 8)) {
1207#ifdef CONFIG_CRASH_DUMP 1207#ifdef CONFIG_CRASH_DUMP
1208 /* 1208 /*
1209 * If we are doing a crash dump, we still need to know 1209 * If we are doing a crash dump, we still need to know
diff --git a/arch/x86/kernel/efi_32.c b/arch/x86/kernel/efi_32.c
index 4b63c8e1f13b..5cab48ee61a4 100644
--- a/arch/x86/kernel/efi_32.c
+++ b/arch/x86/kernel/efi_32.c
@@ -53,7 +53,7 @@ void efi_call_phys_prelog(void)
53 * directory. If I have PAE, I just need to duplicate one entry in 53 * directory. If I have PAE, I just need to duplicate one entry in
54 * page directory. 54 * page directory.
55 */ 55 */
56 cr4 = read_cr4(); 56 cr4 = read_cr4_safe();
57 57
58 if (cr4 & X86_CR4_PAE) { 58 if (cr4 & X86_CR4_PAE) {
59 efi_bak_pg_dir_pointer[0].pgd = 59 efi_bak_pg_dir_pointer[0].pgd =
@@ -91,7 +91,7 @@ void efi_call_phys_epilog(void)
91 gdt_descr.size = GDT_SIZE - 1; 91 gdt_descr.size = GDT_SIZE - 1;
92 load_gdt(&gdt_descr); 92 load_gdt(&gdt_descr);
93 93
94 cr4 = read_cr4(); 94 cr4 = read_cr4_safe();
95 95
96 if (cr4 & X86_CR4_PAE) { 96 if (cr4 & X86_CR4_PAE) {
97 swapper_pg_dir[pgd_index(0)].pgd = 97 swapper_pg_dir[pgd_index(0)].pgd =
diff --git a/arch/x86/kernel/genx2apic_uv_x.c b/arch/x86/kernel/genx2apic_uv_x.c
index 2cfcbded888a..bfa837cb16be 100644
--- a/arch/x86/kernel/genx2apic_uv_x.c
+++ b/arch/x86/kernel/genx2apic_uv_x.c
@@ -222,7 +222,7 @@ static __init void map_low_mmrs(void)
222 222
223enum map_type {map_wb, map_uc}; 223enum map_type {map_wb, map_uc};
224 224
225static void map_high(char *id, unsigned long base, int shift, enum map_type map_type) 225static __init void map_high(char *id, unsigned long base, int shift, enum map_type map_type)
226{ 226{
227 unsigned long bytes, paddr; 227 unsigned long bytes, paddr;
228 228
@@ -293,7 +293,9 @@ static __init void uv_rtc_init(void)
293 sn_rtc_cycles_per_second = ticks_per_sec; 293 sn_rtc_cycles_per_second = ticks_per_sec;
294} 294}
295 295
296static __init void uv_system_init(void) 296static bool uv_system_inited;
297
298void __init uv_system_init(void)
297{ 299{
298 union uvh_si_addr_map_config_u m_n_config; 300 union uvh_si_addr_map_config_u m_n_config;
299 union uvh_node_id_u node_id; 301 union uvh_node_id_u node_id;
@@ -383,6 +385,7 @@ static __init void uv_system_init(void)
383 map_mmr_high(max_pnode); 385 map_mmr_high(max_pnode);
384 map_config_high(max_pnode); 386 map_config_high(max_pnode);
385 map_mmioh_high(max_pnode); 387 map_mmioh_high(max_pnode);
388 uv_system_inited = true;
386} 389}
387 390
388/* 391/*
@@ -391,8 +394,7 @@ static __init void uv_system_init(void)
391 */ 394 */
392void __cpuinit uv_cpu_init(void) 395void __cpuinit uv_cpu_init(void)
393{ 396{
394 if (!uv_node_to_blade) 397 BUG_ON(!uv_system_inited);
395 uv_system_init();
396 398
397 uv_blade_info[uv_numa_blade_id()].nr_online_cpus++; 399 uv_blade_info[uv_numa_blade_id()].nr_online_cpus++;
398 400
diff --git a/arch/x86/kernel/head64.c b/arch/x86/kernel/head64.c
index 1b318e903bf6..9bfc4d72fb2e 100644
--- a/arch/x86/kernel/head64.c
+++ b/arch/x86/kernel/head64.c
@@ -88,6 +88,7 @@ void __init x86_64_start_kernel(char * real_mode_data)
88 BUILD_BUG_ON(!(MODULES_VADDR > __START_KERNEL)); 88 BUILD_BUG_ON(!(MODULES_VADDR > __START_KERNEL));
89 BUILD_BUG_ON(!(((MODULES_END - 1) & PGDIR_MASK) == 89 BUILD_BUG_ON(!(((MODULES_END - 1) & PGDIR_MASK) ==
90 (__START_KERNEL & PGDIR_MASK))); 90 (__START_KERNEL & PGDIR_MASK)));
91 BUILD_BUG_ON(__fix_to_virt(__end_of_fixed_addresses) <= MODULES_END);
91 92
92 /* clear bss before set_intr_gate with early_idt_handler */ 93 /* clear bss before set_intr_gate with early_idt_handler */
93 clear_bss(); 94 clear_bss();
diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c
index ad2b15a1334d..73deaffadd03 100644
--- a/arch/x86/kernel/hpet.c
+++ b/arch/x86/kernel/hpet.c
@@ -210,8 +210,8 @@ static void hpet_legacy_clockevent_register(void)
210 /* Calculate the min / max delta */ 210 /* Calculate the min / max delta */
211 hpet_clockevent.max_delta_ns = clockevent_delta2ns(0x7FFFFFFF, 211 hpet_clockevent.max_delta_ns = clockevent_delta2ns(0x7FFFFFFF,
212 &hpet_clockevent); 212 &hpet_clockevent);
213 hpet_clockevent.min_delta_ns = clockevent_delta2ns(0x30, 213 /* 5 usec minimum reprogramming delta. */
214 &hpet_clockevent); 214 hpet_clockevent.min_delta_ns = 5000;
215 215
216 /* 216 /*
217 * Start hpet with the boot cpu mask and make it 217 * Start hpet with the boot cpu mask and make it
@@ -270,15 +270,22 @@ static void hpet_legacy_set_mode(enum clock_event_mode mode,
270} 270}
271 271
272static int hpet_legacy_next_event(unsigned long delta, 272static int hpet_legacy_next_event(unsigned long delta,
273 struct clock_event_device *evt) 273 struct clock_event_device *evt)
274{ 274{
275 unsigned long cnt; 275 u32 cnt;
276 276
277 cnt = hpet_readl(HPET_COUNTER); 277 cnt = hpet_readl(HPET_COUNTER);
278 cnt += delta; 278 cnt += (u32) delta;
279 hpet_writel(cnt, HPET_T0_CMP); 279 hpet_writel(cnt, HPET_T0_CMP);
280 280
281 return ((long)(hpet_readl(HPET_COUNTER) - cnt ) > 0) ? -ETIME : 0; 281 /*
282 * We need to read back the CMP register to make sure that
283 * what we wrote hit the chip before we compare it to the
284 * counter.
285 */
286 WARN_ON((u32)hpet_readl(HPET_T0_CMP) != cnt);
287
288 return (s32)((u32)hpet_readl(HPET_COUNTER) - cnt) >= 0 ? -ETIME : 0;
282} 289}
283 290
284/* 291/*
@@ -359,6 +366,7 @@ static int hpet_clocksource_register(void)
359int __init hpet_enable(void) 366int __init hpet_enable(void)
360{ 367{
361 unsigned long id; 368 unsigned long id;
369 int i;
362 370
363 if (!is_hpet_capable()) 371 if (!is_hpet_capable())
364 return 0; 372 return 0;
@@ -369,6 +377,29 @@ int __init hpet_enable(void)
369 * Read the period and check for a sane value: 377 * Read the period and check for a sane value:
370 */ 378 */
371 hpet_period = hpet_readl(HPET_PERIOD); 379 hpet_period = hpet_readl(HPET_PERIOD);
380
381 /*
382 * AMD SB700 based systems with spread spectrum enabled use a
383 * SMM based HPET emulation to provide proper frequency
384 * setting. The SMM code is initialized with the first HPET
385 * register access and takes some time to complete. During
386 * this time the config register reads 0xffffffff. We check
387 * for max. 1000 loops whether the config register reads a non
388 * 0xffffffff value to make sure that HPET is up and running
389 * before we go further. A counting loop is safe, as the HPET
390 * access takes thousands of CPU cycles. On non SB700 based
391 * machines this check is only done once and has no side
392 * effects.
393 */
394 for (i = 0; hpet_readl(HPET_CFG) == 0xFFFFFFFF; i++) {
395 if (i == 1000) {
396 printk(KERN_WARNING
397 "HPET config register value = 0xFFFFFFFF. "
398 "Disabling HPET\n");
399 goto out_nohpet;
400 }
401 }
402
372 if (hpet_period < HPET_MIN_PERIOD || hpet_period > HPET_MAX_PERIOD) 403 if (hpet_period < HPET_MIN_PERIOD || hpet_period > HPET_MAX_PERIOD)
373 goto out_nohpet; 404 goto out_nohpet;
374 405
diff --git a/arch/x86/kernel/io_delay.c b/arch/x86/kernel/io_delay.c
index 1c3a66a67f83..720d2607aacb 100644
--- a/arch/x86/kernel/io_delay.c
+++ b/arch/x86/kernel/io_delay.c
@@ -92,6 +92,14 @@ static struct dmi_system_id __initdata io_delay_0xed_port_dmi_table[] = {
92 DMI_MATCH(DMI_BOARD_NAME, "30BF") 92 DMI_MATCH(DMI_BOARD_NAME, "30BF")
93 } 93 }
94 }, 94 },
95 {
96 .callback = dmi_io_delay_0xed_port,
97 .ident = "Presario F700",
98 .matches = {
99 DMI_MATCH(DMI_BOARD_VENDOR, "Quanta"),
100 DMI_MATCH(DMI_BOARD_NAME, "30D3")
101 }
102 },
95 { } 103 { }
96}; 104};
97 105
diff --git a/arch/x86/kernel/kdebugfs.c b/arch/x86/kernel/kdebugfs.c
index f2d43bc75514..ff7d3b0124f1 100644
--- a/arch/x86/kernel/kdebugfs.c
+++ b/arch/x86/kernel/kdebugfs.c
@@ -139,6 +139,7 @@ static int __init create_setup_data_nodes(struct dentry *parent)
139 if (PageHighMem(pg)) { 139 if (PageHighMem(pg)) {
140 data = ioremap_cache(pa_data, sizeof(*data)); 140 data = ioremap_cache(pa_data, sizeof(*data));
141 if (!data) { 141 if (!data) {
142 kfree(node);
142 error = -ENXIO; 143 error = -ENXIO;
143 goto err_dir; 144 goto err_dir;
144 } 145 }
diff --git a/arch/x86/kernel/kgdb.c b/arch/x86/kernel/kgdb.c
index f47f0eb886b8..8282a2139681 100644
--- a/arch/x86/kernel/kgdb.c
+++ b/arch/x86/kernel/kgdb.c
@@ -69,6 +69,9 @@ static int gdb_x86vector = -1;
69 */ 69 */
70void pt_regs_to_gdb_regs(unsigned long *gdb_regs, struct pt_regs *regs) 70void pt_regs_to_gdb_regs(unsigned long *gdb_regs, struct pt_regs *regs)
71{ 71{
72#ifndef CONFIG_X86_32
73 u32 *gdb_regs32 = (u32 *)gdb_regs;
74#endif
72 gdb_regs[GDB_AX] = regs->ax; 75 gdb_regs[GDB_AX] = regs->ax;
73 gdb_regs[GDB_BX] = regs->bx; 76 gdb_regs[GDB_BX] = regs->bx;
74 gdb_regs[GDB_CX] = regs->cx; 77 gdb_regs[GDB_CX] = regs->cx;
@@ -76,9 +79,9 @@ void pt_regs_to_gdb_regs(unsigned long *gdb_regs, struct pt_regs *regs)
76 gdb_regs[GDB_SI] = regs->si; 79 gdb_regs[GDB_SI] = regs->si;
77 gdb_regs[GDB_DI] = regs->di; 80 gdb_regs[GDB_DI] = regs->di;
78 gdb_regs[GDB_BP] = regs->bp; 81 gdb_regs[GDB_BP] = regs->bp;
79 gdb_regs[GDB_PS] = regs->flags;
80 gdb_regs[GDB_PC] = regs->ip; 82 gdb_regs[GDB_PC] = regs->ip;
81#ifdef CONFIG_X86_32 83#ifdef CONFIG_X86_32
84 gdb_regs[GDB_PS] = regs->flags;
82 gdb_regs[GDB_DS] = regs->ds; 85 gdb_regs[GDB_DS] = regs->ds;
83 gdb_regs[GDB_ES] = regs->es; 86 gdb_regs[GDB_ES] = regs->es;
84 gdb_regs[GDB_CS] = regs->cs; 87 gdb_regs[GDB_CS] = regs->cs;
@@ -94,6 +97,9 @@ void pt_regs_to_gdb_regs(unsigned long *gdb_regs, struct pt_regs *regs)
94 gdb_regs[GDB_R13] = regs->r13; 97 gdb_regs[GDB_R13] = regs->r13;
95 gdb_regs[GDB_R14] = regs->r14; 98 gdb_regs[GDB_R14] = regs->r14;
96 gdb_regs[GDB_R15] = regs->r15; 99 gdb_regs[GDB_R15] = regs->r15;
100 gdb_regs32[GDB_PS] = regs->flags;
101 gdb_regs32[GDB_CS] = regs->cs;
102 gdb_regs32[GDB_SS] = regs->ss;
97#endif 103#endif
98 gdb_regs[GDB_SP] = regs->sp; 104 gdb_regs[GDB_SP] = regs->sp;
99} 105}
@@ -112,6 +118,9 @@ void pt_regs_to_gdb_regs(unsigned long *gdb_regs, struct pt_regs *regs)
112 */ 118 */
113void sleeping_thread_to_gdb_regs(unsigned long *gdb_regs, struct task_struct *p) 119void sleeping_thread_to_gdb_regs(unsigned long *gdb_regs, struct task_struct *p)
114{ 120{
121#ifndef CONFIG_X86_32
122 u32 *gdb_regs32 = (u32 *)gdb_regs;
123#endif
115 gdb_regs[GDB_AX] = 0; 124 gdb_regs[GDB_AX] = 0;
116 gdb_regs[GDB_BX] = 0; 125 gdb_regs[GDB_BX] = 0;
117 gdb_regs[GDB_CX] = 0; 126 gdb_regs[GDB_CX] = 0;
@@ -129,8 +138,10 @@ void sleeping_thread_to_gdb_regs(unsigned long *gdb_regs, struct task_struct *p)
129 gdb_regs[GDB_FS] = 0xFFFF; 138 gdb_regs[GDB_FS] = 0xFFFF;
130 gdb_regs[GDB_GS] = 0xFFFF; 139 gdb_regs[GDB_GS] = 0xFFFF;
131#else 140#else
132 gdb_regs[GDB_PS] = *(unsigned long *)(p->thread.sp + 8); 141 gdb_regs32[GDB_PS] = *(unsigned long *)(p->thread.sp + 8);
133 gdb_regs[GDB_PC] = 0; 142 gdb_regs32[GDB_CS] = __KERNEL_CS;
143 gdb_regs32[GDB_SS] = __KERNEL_DS;
144 gdb_regs[GDB_PC] = p->thread.ip;
134 gdb_regs[GDB_R8] = 0; 145 gdb_regs[GDB_R8] = 0;
135 gdb_regs[GDB_R9] = 0; 146 gdb_regs[GDB_R9] = 0;
136 gdb_regs[GDB_R10] = 0; 147 gdb_regs[GDB_R10] = 0;
@@ -153,6 +164,9 @@ void sleeping_thread_to_gdb_regs(unsigned long *gdb_regs, struct task_struct *p)
153 */ 164 */
154void gdb_regs_to_pt_regs(unsigned long *gdb_regs, struct pt_regs *regs) 165void gdb_regs_to_pt_regs(unsigned long *gdb_regs, struct pt_regs *regs)
155{ 166{
167#ifndef CONFIG_X86_32
168 u32 *gdb_regs32 = (u32 *)gdb_regs;
169#endif
156 regs->ax = gdb_regs[GDB_AX]; 170 regs->ax = gdb_regs[GDB_AX];
157 regs->bx = gdb_regs[GDB_BX]; 171 regs->bx = gdb_regs[GDB_BX];
158 regs->cx = gdb_regs[GDB_CX]; 172 regs->cx = gdb_regs[GDB_CX];
@@ -160,9 +174,9 @@ void gdb_regs_to_pt_regs(unsigned long *gdb_regs, struct pt_regs *regs)
160 regs->si = gdb_regs[GDB_SI]; 174 regs->si = gdb_regs[GDB_SI];
161 regs->di = gdb_regs[GDB_DI]; 175 regs->di = gdb_regs[GDB_DI];
162 regs->bp = gdb_regs[GDB_BP]; 176 regs->bp = gdb_regs[GDB_BP];
163 regs->flags = gdb_regs[GDB_PS];
164 regs->ip = gdb_regs[GDB_PC]; 177 regs->ip = gdb_regs[GDB_PC];
165#ifdef CONFIG_X86_32 178#ifdef CONFIG_X86_32
179 regs->flags = gdb_regs[GDB_PS];
166 regs->ds = gdb_regs[GDB_DS]; 180 regs->ds = gdb_regs[GDB_DS];
167 regs->es = gdb_regs[GDB_ES]; 181 regs->es = gdb_regs[GDB_ES];
168 regs->cs = gdb_regs[GDB_CS]; 182 regs->cs = gdb_regs[GDB_CS];
@@ -175,6 +189,9 @@ void gdb_regs_to_pt_regs(unsigned long *gdb_regs, struct pt_regs *regs)
175 regs->r13 = gdb_regs[GDB_R13]; 189 regs->r13 = gdb_regs[GDB_R13];
176 regs->r14 = gdb_regs[GDB_R14]; 190 regs->r14 = gdb_regs[GDB_R14];
177 regs->r15 = gdb_regs[GDB_R15]; 191 regs->r15 = gdb_regs[GDB_R15];
192 regs->flags = gdb_regs32[GDB_PS];
193 regs->cs = gdb_regs32[GDB_CS];
194 regs->ss = gdb_regs32[GDB_SS];
178#endif 195#endif
179} 196}
180 197
@@ -378,10 +395,8 @@ int kgdb_arch_handle_exception(int e_vector, int signo, int err_code,
378 if (remcomInBuffer[0] == 's') { 395 if (remcomInBuffer[0] == 's') {
379 linux_regs->flags |= X86_EFLAGS_TF; 396 linux_regs->flags |= X86_EFLAGS_TF;
380 kgdb_single_step = 1; 397 kgdb_single_step = 1;
381 if (kgdb_contthread) { 398 atomic_set(&kgdb_cpu_doing_single_step,
382 atomic_set(&kgdb_cpu_doing_single_step, 399 raw_smp_processor_id());
383 raw_smp_processor_id());
384 }
385 } 400 }
386 401
387 get_debugreg(dr6, 6); 402 get_debugreg(dr6, 6);
@@ -466,9 +481,15 @@ static int __kgdb_notify(struct die_args *args, unsigned long cmd)
466 481
467 case DIE_DEBUG: 482 case DIE_DEBUG:
468 if (atomic_read(&kgdb_cpu_doing_single_step) == 483 if (atomic_read(&kgdb_cpu_doing_single_step) ==
469 raw_smp_processor_id() && 484 raw_smp_processor_id()) {
470 user_mode(regs)) 485 if (user_mode(regs))
471 return single_step_cont(regs, args); 486 return single_step_cont(regs, args);
487 break;
488 } else if (test_thread_flag(TIF_SINGLESTEP))
489 /* This means a user thread is single stepping
490 * a system call which should be ignored
491 */
492 return NOTIFY_DONE;
472 /* fall through */ 493 /* fall through */
473 default: 494 default:
474 if (user_mode(regs)) 495 if (user_mode(regs))
diff --git a/arch/x86/kernel/machine_kexec_32.c b/arch/x86/kernel/machine_kexec_32.c
index 9fe478d98406..0732adba05ca 100644
--- a/arch/x86/kernel/machine_kexec_32.c
+++ b/arch/x86/kernel/machine_kexec_32.c
@@ -12,6 +12,7 @@
12#include <linux/init.h> 12#include <linux/init.h>
13#include <linux/numa.h> 13#include <linux/numa.h>
14#include <linux/ftrace.h> 14#include <linux/ftrace.h>
15#include <linux/suspend.h>
15 16
16#include <asm/pgtable.h> 17#include <asm/pgtable.h>
17#include <asm/pgalloc.h> 18#include <asm/pgalloc.h>
@@ -78,7 +79,7 @@ static void load_segments(void)
78/* 79/*
79 * A architecture hook called to validate the 80 * A architecture hook called to validate the
80 * proposed image and prepare the control pages 81 * proposed image and prepare the control pages
81 * as needed. The pages for KEXEC_CONTROL_CODE_SIZE 82 * as needed. The pages for KEXEC_CONTROL_PAGE_SIZE
82 * have been allocated, but the segments have yet 83 * have been allocated, but the segments have yet
83 * been copied into the kernel. 84 * been copied into the kernel.
84 * 85 *
@@ -113,6 +114,7 @@ void machine_kexec(struct kimage *image)
113{ 114{
114 unsigned long page_list[PAGES_NR]; 115 unsigned long page_list[PAGES_NR];
115 void *control_page; 116 void *control_page;
117 int save_ftrace_enabled;
116 asmlinkage unsigned long 118 asmlinkage unsigned long
117 (*relocate_kernel_ptr)(unsigned long indirection_page, 119 (*relocate_kernel_ptr)(unsigned long indirection_page,
118 unsigned long control_page, 120 unsigned long control_page,
@@ -120,7 +122,12 @@ void machine_kexec(struct kimage *image)
120 unsigned int has_pae, 122 unsigned int has_pae,
121 unsigned int preserve_context); 123 unsigned int preserve_context);
122 124
123 tracer_disable(); 125#ifdef CONFIG_KEXEC_JUMP
126 if (kexec_image->preserve_context)
127 save_processor_state();
128#endif
129
130 save_ftrace_enabled = __ftrace_enabled_save();
124 131
125 /* Interrupts aren't acceptable while we reboot */ 132 /* Interrupts aren't acceptable while we reboot */
126 local_irq_disable(); 133 local_irq_disable();
@@ -138,7 +145,7 @@ void machine_kexec(struct kimage *image)
138 } 145 }
139 146
140 control_page = page_address(image->control_code_page); 147 control_page = page_address(image->control_code_page);
141 memcpy(control_page, relocate_kernel, PAGE_SIZE/2); 148 memcpy(control_page, relocate_kernel, KEXEC_CONTROL_CODE_MAX_SIZE);
142 149
143 relocate_kernel_ptr = control_page; 150 relocate_kernel_ptr = control_page;
144 page_list[PA_CONTROL_PAGE] = __pa(control_page); 151 page_list[PA_CONTROL_PAGE] = __pa(control_page);
@@ -178,6 +185,13 @@ void machine_kexec(struct kimage *image)
178 (unsigned long)page_list, 185 (unsigned long)page_list,
179 image->start, cpu_has_pae, 186 image->start, cpu_has_pae,
180 image->preserve_context); 187 image->preserve_context);
188
189#ifdef CONFIG_KEXEC_JUMP
190 if (kexec_image->preserve_context)
191 restore_processor_state();
192#endif
193
194 __ftrace_enabled_restore(save_ftrace_enabled);
181} 195}
182 196
183void arch_crash_save_vmcoreinfo(void) 197void arch_crash_save_vmcoreinfo(void)
diff --git a/arch/x86/kernel/mfgpt_32.c b/arch/x86/kernel/mfgpt_32.c
index 07c0f828f488..3b599518c322 100644
--- a/arch/x86/kernel/mfgpt_32.c
+++ b/arch/x86/kernel/mfgpt_32.c
@@ -33,6 +33,8 @@
33#include <linux/module.h> 33#include <linux/module.h>
34#include <asm/geode.h> 34#include <asm/geode.h>
35 35
36#define MFGPT_DEFAULT_IRQ 7
37
36static struct mfgpt_timer_t { 38static struct mfgpt_timer_t {
37 unsigned int avail:1; 39 unsigned int avail:1;
38} mfgpt_timers[MFGPT_MAX_TIMERS]; 40} mfgpt_timers[MFGPT_MAX_TIMERS];
@@ -157,29 +159,48 @@ int geode_mfgpt_toggle_event(int timer, int cmp, int event, int enable)
157} 159}
158EXPORT_SYMBOL_GPL(geode_mfgpt_toggle_event); 160EXPORT_SYMBOL_GPL(geode_mfgpt_toggle_event);
159 161
160int geode_mfgpt_set_irq(int timer, int cmp, int irq, int enable) 162int geode_mfgpt_set_irq(int timer, int cmp, int *irq, int enable)
161{ 163{
162 u32 val, dummy; 164 u32 zsel, lpc, dummy;
163 int offset; 165 int shift;
164 166
165 if (timer < 0 || timer >= MFGPT_MAX_TIMERS) 167 if (timer < 0 || timer >= MFGPT_MAX_TIMERS)
166 return -EIO; 168 return -EIO;
167 169
168 if (geode_mfgpt_toggle_event(timer, cmp, MFGPT_EVENT_IRQ, enable)) 170 /*
171 * Unfortunately, MFGPTs come in pairs sharing their IRQ lines. If VSA
172 * is using the same CMP of the timer's Siamese twin, the IRQ is set to
173 * 2, and we mustn't use nor change it.
174 * XXX: Likewise, 2 Linux drivers might clash if the 2nd overwrites the
175 * IRQ of the 1st. This can only happen if forcing an IRQ, calling this
176 * with *irq==0 is safe. Currently there _are_ no 2 drivers.
177 */
178 rdmsr(MSR_PIC_ZSEL_LOW, zsel, dummy);
179 shift = ((cmp == MFGPT_CMP1 ? 0 : 4) + timer % 4) * 4;
180 if (((zsel >> shift) & 0xF) == 2)
169 return -EIO; 181 return -EIO;
170 182
171 rdmsr(MSR_PIC_ZSEL_LOW, val, dummy); 183 /* Choose IRQ: if none supplied, keep IRQ already set or use default */
184 if (!*irq)
185 *irq = (zsel >> shift) & 0xF;
186 if (!*irq)
187 *irq = MFGPT_DEFAULT_IRQ;
172 188
173 offset = (timer % 4) * 4; 189 /* Can't use IRQ if it's 0 (=disabled), 2, or routed to LPC */
174 190 if (*irq < 1 || *irq == 2 || *irq > 15)
175 val &= ~((0xF << offset) | (0xF << (offset + 16))); 191 return -EIO;
192 rdmsr(MSR_PIC_IRQM_LPC, lpc, dummy);
193 if (lpc & (1 << *irq))
194 return -EIO;
176 195
196 /* All chosen and checked - go for it */
197 if (geode_mfgpt_toggle_event(timer, cmp, MFGPT_EVENT_IRQ, enable))
198 return -EIO;
177 if (enable) { 199 if (enable) {
178 val |= (irq & 0x0F) << (offset); 200 zsel = (zsel & ~(0xF << shift)) | (*irq << shift);
179 val |= (irq & 0x0F) << (offset + 16); 201 wrmsr(MSR_PIC_ZSEL_LOW, zsel, dummy);
180 } 202 }
181 203
182 wrmsr(MSR_PIC_ZSEL_LOW, val, dummy);
183 return 0; 204 return 0;
184} 205}
185 206
@@ -242,7 +263,7 @@ EXPORT_SYMBOL_GPL(geode_mfgpt_alloc_timer);
242static unsigned int mfgpt_tick_mode = CLOCK_EVT_MODE_SHUTDOWN; 263static unsigned int mfgpt_tick_mode = CLOCK_EVT_MODE_SHUTDOWN;
243static u16 mfgpt_event_clock; 264static u16 mfgpt_event_clock;
244 265
245static int irq = 7; 266static int irq;
246static int __init mfgpt_setup(char *str) 267static int __init mfgpt_setup(char *str)
247{ 268{
248 get_option(&str, &irq); 269 get_option(&str, &irq);
@@ -346,7 +367,7 @@ int __init mfgpt_timer_setup(void)
346 mfgpt_event_clock = timer; 367 mfgpt_event_clock = timer;
347 368
348 /* Set up the IRQ on the MFGPT side */ 369 /* Set up the IRQ on the MFGPT side */
349 if (geode_mfgpt_setup_irq(mfgpt_event_clock, MFGPT_CMP2, irq)) { 370 if (geode_mfgpt_setup_irq(mfgpt_event_clock, MFGPT_CMP2, &irq)) {
350 printk(KERN_ERR "mfgpt-timer: Could not set up IRQ %d\n", irq); 371 printk(KERN_ERR "mfgpt-timer: Could not set up IRQ %d\n", irq);
351 return -EIO; 372 return -EIO;
352 } 373 }
@@ -374,13 +395,14 @@ int __init mfgpt_timer_setup(void)
374 &mfgpt_clockevent); 395 &mfgpt_clockevent);
375 396
376 printk(KERN_INFO 397 printk(KERN_INFO
377 "mfgpt-timer: registering the MFGPT timer as a clock event.\n"); 398 "mfgpt-timer: Registering MFGPT timer %d as a clock event, using IRQ %d\n",
399 timer, irq);
378 clockevents_register_device(&mfgpt_clockevent); 400 clockevents_register_device(&mfgpt_clockevent);
379 401
380 return 0; 402 return 0;
381 403
382err: 404err:
383 geode_mfgpt_release_irq(mfgpt_event_clock, MFGPT_CMP2, irq); 405 geode_mfgpt_release_irq(mfgpt_event_clock, MFGPT_CMP2, &irq);
384 printk(KERN_ERR 406 printk(KERN_ERR
385 "mfgpt-timer: Unable to set up the MFGPT clock source\n"); 407 "mfgpt-timer: Unable to set up the MFGPT clock source\n");
386 return -EIO; 408 return -EIO;
diff --git a/arch/x86/kernel/mmconf-fam10h_64.c b/arch/x86/kernel/mmconf-fam10h_64.c
index fdfdc550b366..efc2f361fe85 100644
--- a/arch/x86/kernel/mmconf-fam10h_64.c
+++ b/arch/x86/kernel/mmconf-fam10h_64.c
@@ -238,7 +238,7 @@ static struct dmi_system_id __devinitdata mmconf_dmi_table[] = {
238 {} 238 {}
239}; 239};
240 240
241void __init check_enable_amd_mmconf_dmi(void) 241void __cpuinit check_enable_amd_mmconf_dmi(void)
242{ 242{
243 dmi_check_system(mmconf_dmi_table); 243 dmi_check_system(mmconf_dmi_table);
244} 244}
diff --git a/arch/x86/kernel/mpparse.c b/arch/x86/kernel/mpparse.c
index 678090508a62..b3fb430725cb 100644
--- a/arch/x86/kernel/mpparse.c
+++ b/arch/x86/kernel/mpparse.c
@@ -49,7 +49,7 @@ static int __init mpf_checksum(unsigned char *mp, int len)
49 return sum & 0xFF; 49 return sum & 0xFF;
50} 50}
51 51
52static void __cpuinit MP_processor_info(struct mpc_config_processor *m) 52static void __init MP_processor_info(struct mpc_config_processor *m)
53{ 53{
54 int apicid; 54 int apicid;
55 char *bootup_cpu = ""; 55 char *bootup_cpu = "";
@@ -484,7 +484,7 @@ static void __init construct_default_ioirq_mptable(int mpc_default_type)
484} 484}
485 485
486 486
487static void construct_ioapic_table(int mpc_default_type) 487static void __init construct_ioapic_table(int mpc_default_type)
488{ 488{
489 struct mpc_config_ioapic ioapic; 489 struct mpc_config_ioapic ioapic;
490 struct mpc_config_bus bus; 490 struct mpc_config_bus bus;
@@ -529,7 +529,7 @@ static void construct_ioapic_table(int mpc_default_type)
529 construct_default_ioirq_mptable(mpc_default_type); 529 construct_default_ioirq_mptable(mpc_default_type);
530} 530}
531#else 531#else
532static inline void construct_ioapic_table(int mpc_default_type) { } 532static inline void __init construct_ioapic_table(int mpc_default_type) { }
533#endif 533#endif
534 534
535static inline void __init construct_default_ISA_mptable(int mpc_default_type) 535static inline void __init construct_default_ISA_mptable(int mpc_default_type)
diff --git a/arch/x86/kernel/msr.c b/arch/x86/kernel/msr.c
index 9fd809552447..2e2af5d18191 100644
--- a/arch/x86/kernel/msr.c
+++ b/arch/x86/kernel/msr.c
@@ -72,21 +72,28 @@ static ssize_t msr_read(struct file *file, char __user *buf,
72 u32 data[2]; 72 u32 data[2];
73 u32 reg = *ppos; 73 u32 reg = *ppos;
74 int cpu = iminor(file->f_path.dentry->d_inode); 74 int cpu = iminor(file->f_path.dentry->d_inode);
75 int err; 75 int err = 0;
76 ssize_t bytes = 0;
76 77
77 if (count % 8) 78 if (count % 8)
78 return -EINVAL; /* Invalid chunk size */ 79 return -EINVAL; /* Invalid chunk size */
79 80
80 for (; count; count -= 8) { 81 for (; count; count -= 8) {
81 err = rdmsr_safe_on_cpu(cpu, reg, &data[0], &data[1]); 82 err = rdmsr_safe_on_cpu(cpu, reg, &data[0], &data[1]);
82 if (err) 83 if (err) {
83 return -EIO; 84 if (err == -EFAULT) /* Fix idiotic error code */
84 if (copy_to_user(tmp, &data, 8)) 85 err = -EIO;
85 return -EFAULT; 86 break;
87 }
88 if (copy_to_user(tmp, &data, 8)) {
89 err = -EFAULT;
90 break;
91 }
86 tmp += 2; 92 tmp += 2;
93 bytes += 8;
87 } 94 }
88 95
89 return ((char __user *)tmp) - buf; 96 return bytes ? bytes : err;
90} 97}
91 98
92static ssize_t msr_write(struct file *file, const char __user *buf, 99static ssize_t msr_write(struct file *file, const char __user *buf,
@@ -96,21 +103,28 @@ static ssize_t msr_write(struct file *file, const char __user *buf,
96 u32 data[2]; 103 u32 data[2];
97 u32 reg = *ppos; 104 u32 reg = *ppos;
98 int cpu = iminor(file->f_path.dentry->d_inode); 105 int cpu = iminor(file->f_path.dentry->d_inode);
99 int err; 106 int err = 0;
107 ssize_t bytes = 0;
100 108
101 if (count % 8) 109 if (count % 8)
102 return -EINVAL; /* Invalid chunk size */ 110 return -EINVAL; /* Invalid chunk size */
103 111
104 for (; count; count -= 8) { 112 for (; count; count -= 8) {
105 if (copy_from_user(&data, tmp, 8)) 113 if (copy_from_user(&data, tmp, 8)) {
106 return -EFAULT; 114 err = -EFAULT;
115 break;
116 }
107 err = wrmsr_safe_on_cpu(cpu, reg, data[0], data[1]); 117 err = wrmsr_safe_on_cpu(cpu, reg, data[0], data[1]);
108 if (err) 118 if (err) {
109 return -EIO; 119 if (err == -EFAULT) /* Fix idiotic error code */
120 err = -EIO;
121 break;
122 }
110 tmp += 2; 123 tmp += 2;
124 bytes += 8;
111 } 125 }
112 126
113 return ((char __user *)tmp) - buf; 127 return bytes ? bytes : err;
114} 128}
115 129
116static int msr_open(struct inode *inode, struct file *file) 130static int msr_open(struct inode *inode, struct file *file)
@@ -131,7 +145,7 @@ static int msr_open(struct inode *inode, struct file *file)
131 ret = -EIO; /* MSR not supported */ 145 ret = -EIO; /* MSR not supported */
132out: 146out:
133 unlock_kernel(); 147 unlock_kernel();
134 return 0; 148 return ret;
135} 149}
136 150
137/* 151/*
diff --git a/arch/x86/kernel/nmi.c b/arch/x86/kernel/nmi.c
index ac6d51222e7d..abb78a2cc4ad 100644
--- a/arch/x86/kernel/nmi.c
+++ b/arch/x86/kernel/nmi.c
@@ -114,6 +114,23 @@ static __init void nmi_cpu_busy(void *data)
114} 114}
115#endif 115#endif
116 116
117static void report_broken_nmi(int cpu, int *prev_nmi_count)
118{
119 printk(KERN_CONT "\n");
120
121 printk(KERN_WARNING
122 "WARNING: CPU#%d: NMI appears to be stuck (%d->%d)!\n",
123 cpu, prev_nmi_count[cpu], get_nmi_count(cpu));
124
125 printk(KERN_WARNING
126 "Please report this to bugzilla.kernel.org,\n");
127 printk(KERN_WARNING
128 "and attach the output of the 'dmesg' command.\n");
129
130 per_cpu(wd_enabled, cpu) = 0;
131 atomic_dec(&nmi_active);
132}
133
117int __init check_nmi_watchdog(void) 134int __init check_nmi_watchdog(void)
118{ 135{
119 unsigned int *prev_nmi_count; 136 unsigned int *prev_nmi_count;
@@ -141,15 +158,8 @@ int __init check_nmi_watchdog(void)
141 for_each_online_cpu(cpu) { 158 for_each_online_cpu(cpu) {
142 if (!per_cpu(wd_enabled, cpu)) 159 if (!per_cpu(wd_enabled, cpu))
143 continue; 160 continue;
144 if (get_nmi_count(cpu) - prev_nmi_count[cpu] <= 5) { 161 if (get_nmi_count(cpu) - prev_nmi_count[cpu] <= 5)
145 printk(KERN_WARNING "WARNING: CPU#%d: NMI " 162 report_broken_nmi(cpu, prev_nmi_count);
146 "appears to be stuck (%d->%d)!\n",
147 cpu,
148 prev_nmi_count[cpu],
149 get_nmi_count(cpu));
150 per_cpu(wd_enabled, cpu) = 0;
151 atomic_dec(&nmi_active);
152 }
153 } 163 }
154 endflag = 1; 164 endflag = 1;
155 if (!atomic_read(&nmi_active)) { 165 if (!atomic_read(&nmi_active)) {
diff --git a/arch/x86/kernel/numaq_32.c b/arch/x86/kernel/numaq_32.c
index b8c45610b20a..eecc8c18f010 100644
--- a/arch/x86/kernel/numaq_32.c
+++ b/arch/x86/kernel/numaq_32.c
@@ -73,7 +73,7 @@ static void __init smp_dump_qct(void)
73} 73}
74 74
75 75
76void __init numaq_tsc_disable(void) 76void __cpuinit numaq_tsc_disable(void)
77{ 77{
78 if (!found_numaq) 78 if (!found_numaq)
79 return; 79 return;
diff --git a/arch/x86/kernel/paravirt.c b/arch/x86/kernel/paravirt.c
index 94da4d52d798..300da17e61cb 100644
--- a/arch/x86/kernel/paravirt.c
+++ b/arch/x86/kernel/paravirt.c
@@ -471,7 +471,7 @@ struct pv_lock_ops pv_lock_ops = {
471 .spin_unlock = __ticket_spin_unlock, 471 .spin_unlock = __ticket_spin_unlock,
472#endif 472#endif
473}; 473};
474EXPORT_SYMBOL_GPL(pv_lock_ops); 474EXPORT_SYMBOL(pv_lock_ops);
475 475
476EXPORT_SYMBOL_GPL(pv_time_ops); 476EXPORT_SYMBOL_GPL(pv_time_ops);
477EXPORT_SYMBOL (pv_cpu_ops); 477EXPORT_SYMBOL (pv_cpu_ops);
diff --git a/arch/x86/kernel/pci-calgary_64.c b/arch/x86/kernel/pci-calgary_64.c
index 02d19328525d..dcdac6c826e9 100644
--- a/arch/x86/kernel/pci-calgary_64.c
+++ b/arch/x86/kernel/pci-calgary_64.c
@@ -343,9 +343,8 @@ static void iommu_free(struct iommu_table *tbl, dma_addr_t dma_addr,
343 /* were we called with bad_dma_address? */ 343 /* were we called with bad_dma_address? */
344 badend = bad_dma_address + (EMERGENCY_PAGES * PAGE_SIZE); 344 badend = bad_dma_address + (EMERGENCY_PAGES * PAGE_SIZE);
345 if (unlikely((dma_addr >= bad_dma_address) && (dma_addr < badend))) { 345 if (unlikely((dma_addr >= bad_dma_address) && (dma_addr < badend))) {
346 printk(KERN_ERR "Calgary: driver tried unmapping bad DMA " 346 WARN(1, KERN_ERR "Calgary: driver tried unmapping bad DMA "
347 "address 0x%Lx\n", dma_addr); 347 "address 0x%Lx\n", dma_addr);
348 WARN_ON(1);
349 return; 348 return;
350 } 349 }
351 350
@@ -1269,13 +1268,15 @@ static inline int __init determine_tce_table_size(u64 ram)
1269static int __init build_detail_arrays(void) 1268static int __init build_detail_arrays(void)
1270{ 1269{
1271 unsigned long ptr; 1270 unsigned long ptr;
1272 int i, scal_detail_size, rio_detail_size; 1271 unsigned numnodes, i;
1272 int scal_detail_size, rio_detail_size;
1273 1273
1274 if (rio_table_hdr->num_scal_dev > MAX_NUMNODES){ 1274 numnodes = rio_table_hdr->num_scal_dev;
1275 if (numnodes > MAX_NUMNODES){
1275 printk(KERN_WARNING 1276 printk(KERN_WARNING
1276 "Calgary: MAX_NUMNODES too low! Defined as %d, " 1277 "Calgary: MAX_NUMNODES too low! Defined as %d, "
1277 "but system has %d nodes.\n", 1278 "but system has %d nodes.\n",
1278 MAX_NUMNODES, rio_table_hdr->num_scal_dev); 1279 MAX_NUMNODES, numnodes);
1279 return -ENODEV; 1280 return -ENODEV;
1280 } 1281 }
1281 1282
@@ -1296,8 +1297,7 @@ static int __init build_detail_arrays(void)
1296 } 1297 }
1297 1298
1298 ptr = ((unsigned long)rio_table_hdr) + 3; 1299 ptr = ((unsigned long)rio_table_hdr) + 3;
1299 for (i = 0; i < rio_table_hdr->num_scal_dev; 1300 for (i = 0; i < numnodes; i++, ptr += scal_detail_size)
1300 i++, ptr += scal_detail_size)
1301 scal_devs[i] = (struct scal_detail *)ptr; 1301 scal_devs[i] = (struct scal_detail *)ptr;
1302 1302
1303 for (i = 0; i < rio_table_hdr->num_rio_dev; 1303 for (i = 0; i < rio_table_hdr->num_rio_dev;
@@ -1350,7 +1350,7 @@ static void calgary_init_bitmap_from_tce_table(struct iommu_table *tbl)
1350 * Function for kdump case. Get the tce tables from first kernel 1350 * Function for kdump case. Get the tce tables from first kernel
1351 * by reading the contents of the base adress register of calgary iommu 1351 * by reading the contents of the base adress register of calgary iommu
1352 */ 1352 */
1353static void get_tce_space_from_tar(void) 1353static void __init get_tce_space_from_tar(void)
1354{ 1354{
1355 int bus; 1355 int bus;
1356 void __iomem *target; 1356 void __iomem *target;
diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c
index 7fc4d5b0a6a0..876e91890777 100644
--- a/arch/x86/kernel/process.c
+++ b/arch/x86/kernel/process.c
@@ -246,6 +246,14 @@ static int __cpuinit check_c1e_idle(const struct cpuinfo_x86 *c)
246 return 1; 246 return 1;
247} 247}
248 248
249static cpumask_t c1e_mask = CPU_MASK_NONE;
250static int c1e_detected;
251
252void c1e_remove_cpu(int cpu)
253{
254 cpu_clear(cpu, c1e_mask);
255}
256
249/* 257/*
250 * C1E aware idle routine. We check for C1E active in the interrupt 258 * C1E aware idle routine. We check for C1E active in the interrupt
251 * pending message MSR. If we detect C1E, then we handle it the same 259 * pending message MSR. If we detect C1E, then we handle it the same
@@ -253,9 +261,6 @@ static int __cpuinit check_c1e_idle(const struct cpuinfo_x86 *c)
253 */ 261 */
254static void c1e_idle(void) 262static void c1e_idle(void)
255{ 263{
256 static cpumask_t c1e_mask = CPU_MASK_NONE;
257 static int c1e_detected;
258
259 if (need_resched()) 264 if (need_resched())
260 return; 265 return;
261 266
@@ -265,8 +270,10 @@ static void c1e_idle(void)
265 rdmsr(MSR_K8_INT_PENDING_MSG, lo, hi); 270 rdmsr(MSR_K8_INT_PENDING_MSG, lo, hi);
266 if (lo & K8_INTP_C1E_ACTIVE_MASK) { 271 if (lo & K8_INTP_C1E_ACTIVE_MASK) {
267 c1e_detected = 1; 272 c1e_detected = 1;
268 mark_tsc_unstable("TSC halt in C1E"); 273 if (!boot_cpu_has(X86_FEATURE_CONSTANT_TSC))
269 printk(KERN_INFO "System has C1E enabled\n"); 274 mark_tsc_unstable("TSC halt in AMD C1E");
275 printk(KERN_INFO "System has AMD C1E enabled\n");
276 set_cpu_cap(&boot_cpu_data, X86_FEATURE_AMDC1E);
270 } 277 }
271 } 278 }
272 279
diff --git a/arch/x86/kernel/process_32.c b/arch/x86/kernel/process_32.c
index 7b6e44a7c624..c8609dea443f 100644
--- a/arch/x86/kernel/process_32.c
+++ b/arch/x86/kernel/process_32.c
@@ -55,6 +55,7 @@
55#include <asm/tlbflush.h> 55#include <asm/tlbflush.h>
56#include <asm/cpu.h> 56#include <asm/cpu.h>
57#include <asm/kdebug.h> 57#include <asm/kdebug.h>
58#include <asm/idle.h>
58#include <asm/syscalls.h> 59#include <asm/syscalls.h>
59#include <asm/smp.h> 60#include <asm/smp.h>
60 61
@@ -90,6 +91,7 @@ static void cpu_exit_clear(void)
90 cpu_clear(cpu, cpu_callin_map); 91 cpu_clear(cpu, cpu_callin_map);
91 92
92 numa_remove_cpu(cpu); 93 numa_remove_cpu(cpu);
94 c1e_remove_cpu(cpu);
93} 95}
94 96
95/* We don't actually take CPU down, just spin without interrupts. */ 97/* We don't actually take CPU down, just spin without interrupts. */
@@ -97,7 +99,6 @@ static inline void play_dead(void)
97{ 99{
98 /* This must be done before dead CPU ack */ 100 /* This must be done before dead CPU ack */
99 cpu_exit_clear(); 101 cpu_exit_clear();
100 wbinvd();
101 mb(); 102 mb();
102 /* Ack it */ 103 /* Ack it */
103 __get_cpu_var(cpu_state) = CPU_DEAD; 104 __get_cpu_var(cpu_state) = CPU_DEAD;
@@ -106,8 +107,8 @@ static inline void play_dead(void)
106 * With physical CPU hotplug, we should halt the cpu 107 * With physical CPU hotplug, we should halt the cpu
107 */ 108 */
108 local_irq_disable(); 109 local_irq_disable();
109 while (1) 110 /* mask all interrupts, flush any and all caches, and halt */
110 halt(); 111 wbinvd_halt();
111} 112}
112#else 113#else
113static inline void play_dead(void) 114static inline void play_dead(void)
@@ -278,6 +279,14 @@ void exit_thread(void)
278 tss->x86_tss.io_bitmap_base = INVALID_IO_BITMAP_OFFSET; 279 tss->x86_tss.io_bitmap_base = INVALID_IO_BITMAP_OFFSET;
279 put_cpu(); 280 put_cpu();
280 } 281 }
282#ifdef CONFIG_X86_DS
283 /* Free any DS contexts that have not been properly released. */
284 if (unlikely(current->thread.ds_ctx)) {
285 /* we clear debugctl to make sure DS is not used. */
286 update_debugctlmsr(0);
287 ds_free(current->thread.ds_ctx);
288 }
289#endif /* CONFIG_X86_DS */
281} 290}
282 291
283void flush_thread(void) 292void flush_thread(void)
@@ -439,6 +448,35 @@ int set_tsc_mode(unsigned int val)
439 return 0; 448 return 0;
440} 449}
441 450
451#ifdef CONFIG_X86_DS
452static int update_debugctl(struct thread_struct *prev,
453 struct thread_struct *next, unsigned long debugctl)
454{
455 unsigned long ds_prev = 0;
456 unsigned long ds_next = 0;
457
458 if (prev->ds_ctx)
459 ds_prev = (unsigned long)prev->ds_ctx->ds;
460 if (next->ds_ctx)
461 ds_next = (unsigned long)next->ds_ctx->ds;
462
463 if (ds_next != ds_prev) {
464 /* we clear debugctl to make sure DS
465 * is not in use when we change it */
466 debugctl = 0;
467 update_debugctlmsr(0);
468 wrmsr(MSR_IA32_DS_AREA, ds_next, 0);
469 }
470 return debugctl;
471}
472#else
473static int update_debugctl(struct thread_struct *prev,
474 struct thread_struct *next, unsigned long debugctl)
475{
476 return debugctl;
477}
478#endif /* CONFIG_X86_DS */
479
442static noinline void 480static noinline void
443__switch_to_xtra(struct task_struct *prev_p, struct task_struct *next_p, 481__switch_to_xtra(struct task_struct *prev_p, struct task_struct *next_p,
444 struct tss_struct *tss) 482 struct tss_struct *tss)
@@ -449,14 +487,7 @@ __switch_to_xtra(struct task_struct *prev_p, struct task_struct *next_p,
449 prev = &prev_p->thread; 487 prev = &prev_p->thread;
450 next = &next_p->thread; 488 next = &next_p->thread;
451 489
452 debugctl = prev->debugctlmsr; 490 debugctl = update_debugctl(prev, next, prev->debugctlmsr);
453 if (next->ds_area_msr != prev->ds_area_msr) {
454 /* we clear debugctl to make sure DS
455 * is not in use when we change it */
456 debugctl = 0;
457 update_debugctlmsr(0);
458 wrmsr(MSR_IA32_DS_AREA, next->ds_area_msr, 0);
459 }
460 491
461 if (next->debugctlmsr != debugctl) 492 if (next->debugctlmsr != debugctl)
462 update_debugctlmsr(next->debugctlmsr); 493 update_debugctlmsr(next->debugctlmsr);
@@ -480,13 +511,13 @@ __switch_to_xtra(struct task_struct *prev_p, struct task_struct *next_p,
480 hard_enable_TSC(); 511 hard_enable_TSC();
481 } 512 }
482 513
483#ifdef X86_BTS 514#ifdef CONFIG_X86_PTRACE_BTS
484 if (test_tsk_thread_flag(prev_p, TIF_BTS_TRACE_TS)) 515 if (test_tsk_thread_flag(prev_p, TIF_BTS_TRACE_TS))
485 ptrace_bts_take_timestamp(prev_p, BTS_TASK_DEPARTS); 516 ptrace_bts_take_timestamp(prev_p, BTS_TASK_DEPARTS);
486 517
487 if (test_tsk_thread_flag(next_p, TIF_BTS_TRACE_TS)) 518 if (test_tsk_thread_flag(next_p, TIF_BTS_TRACE_TS))
488 ptrace_bts_take_timestamp(next_p, BTS_TASK_ARRIVES); 519 ptrace_bts_take_timestamp(next_p, BTS_TASK_ARRIVES);
489#endif 520#endif /* CONFIG_X86_PTRACE_BTS */
490 521
491 522
492 if (!test_tsk_thread_flag(next_p, TIF_IO_BITMAP)) { 523 if (!test_tsk_thread_flag(next_p, TIF_IO_BITMAP)) {
diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c
index 87d7dfdcf46c..79e3e173ab40 100644
--- a/arch/x86/kernel/process_64.c
+++ b/arch/x86/kernel/process_64.c
@@ -94,14 +94,15 @@ DECLARE_PER_CPU(int, cpu_state);
94static inline void play_dead(void) 94static inline void play_dead(void)
95{ 95{
96 idle_task_exit(); 96 idle_task_exit();
97 wbinvd(); 97 c1e_remove_cpu(raw_smp_processor_id());
98
98 mb(); 99 mb();
99 /* Ack it */ 100 /* Ack it */
100 __get_cpu_var(cpu_state) = CPU_DEAD; 101 __get_cpu_var(cpu_state) = CPU_DEAD;
101 102
102 local_irq_disable(); 103 local_irq_disable();
103 while (1) 104 /* mask all interrupts, flush any and all caches, and halt */
104 halt(); 105 wbinvd_halt();
105} 106}
106#else 107#else
107static inline void play_dead(void) 108static inline void play_dead(void)
@@ -240,6 +241,14 @@ void exit_thread(void)
240 t->io_bitmap_max = 0; 241 t->io_bitmap_max = 0;
241 put_cpu(); 242 put_cpu();
242 } 243 }
244#ifdef CONFIG_X86_DS
245 /* Free any DS contexts that have not been properly released. */
246 if (unlikely(t->ds_ctx)) {
247 /* we clear debugctl to make sure DS is not used. */
248 update_debugctlmsr(0);
249 ds_free(t->ds_ctx);
250 }
251#endif /* CONFIG_X86_DS */
243} 252}
244 253
245void flush_thread(void) 254void flush_thread(void)
@@ -473,13 +482,27 @@ static inline void __switch_to_xtra(struct task_struct *prev_p,
473 next = &next_p->thread; 482 next = &next_p->thread;
474 483
475 debugctl = prev->debugctlmsr; 484 debugctl = prev->debugctlmsr;
476 if (next->ds_area_msr != prev->ds_area_msr) { 485
477 /* we clear debugctl to make sure DS 486#ifdef CONFIG_X86_DS
478 * is not in use when we change it */ 487 {
479 debugctl = 0; 488 unsigned long ds_prev = 0, ds_next = 0;
480 update_debugctlmsr(0); 489
481 wrmsrl(MSR_IA32_DS_AREA, next->ds_area_msr); 490 if (prev->ds_ctx)
491 ds_prev = (unsigned long)prev->ds_ctx->ds;
492 if (next->ds_ctx)
493 ds_next = (unsigned long)next->ds_ctx->ds;
494
495 if (ds_next != ds_prev) {
496 /*
497 * We clear debugctl to make sure DS
498 * is not in use when we change it:
499 */
500 debugctl = 0;
501 update_debugctlmsr(0);
502 wrmsrl(MSR_IA32_DS_AREA, ds_next);
503 }
482 } 504 }
505#endif /* CONFIG_X86_DS */
483 506
484 if (next->debugctlmsr != debugctl) 507 if (next->debugctlmsr != debugctl)
485 update_debugctlmsr(next->debugctlmsr); 508 update_debugctlmsr(next->debugctlmsr);
@@ -517,13 +540,13 @@ static inline void __switch_to_xtra(struct task_struct *prev_p,
517 memset(tss->io_bitmap, 0xff, prev->io_bitmap_max); 540 memset(tss->io_bitmap, 0xff, prev->io_bitmap_max);
518 } 541 }
519 542
520#ifdef X86_BTS 543#ifdef CONFIG_X86_PTRACE_BTS
521 if (test_tsk_thread_flag(prev_p, TIF_BTS_TRACE_TS)) 544 if (test_tsk_thread_flag(prev_p, TIF_BTS_TRACE_TS))
522 ptrace_bts_take_timestamp(prev_p, BTS_TASK_DEPARTS); 545 ptrace_bts_take_timestamp(prev_p, BTS_TASK_DEPARTS);
523 546
524 if (test_tsk_thread_flag(next_p, TIF_BTS_TRACE_TS)) 547 if (test_tsk_thread_flag(next_p, TIF_BTS_TRACE_TS))
525 ptrace_bts_take_timestamp(next_p, BTS_TASK_ARRIVES); 548 ptrace_bts_take_timestamp(next_p, BTS_TASK_ARRIVES);
526#endif 549#endif /* CONFIG_X86_PTRACE_BTS */
527} 550}
528 551
529/* 552/*
diff --git a/arch/x86/kernel/ptrace.c b/arch/x86/kernel/ptrace.c
index fc3e8dcd9da6..d00e756c05af 100644
--- a/arch/x86/kernel/ptrace.c
+++ b/arch/x86/kernel/ptrace.c
@@ -554,45 +554,115 @@ static int ptrace_set_debugreg(struct task_struct *child,
554 return 0; 554 return 0;
555} 555}
556 556
557#ifdef X86_BTS 557#ifdef CONFIG_X86_PTRACE_BTS
558/*
559 * The configuration for a particular BTS hardware implementation.
560 */
561struct bts_configuration {
562 /* the size of a BTS record in bytes; at most BTS_MAX_RECORD_SIZE */
563 unsigned char sizeof_bts;
564 /* the size of a field in the BTS record in bytes */
565 unsigned char sizeof_field;
566 /* a bitmask to enable/disable BTS in DEBUGCTL MSR */
567 unsigned long debugctl_mask;
568};
569static struct bts_configuration bts_cfg;
570
571#define BTS_MAX_RECORD_SIZE (8 * 3)
572
573
574/*
575 * Branch Trace Store (BTS) uses the following format. Different
576 * architectures vary in the size of those fields.
577 * - source linear address
578 * - destination linear address
579 * - flags
580 *
581 * Later architectures use 64bit pointers throughout, whereas earlier
582 * architectures use 32bit pointers in 32bit mode.
583 *
584 * We compute the base address for the first 8 fields based on:
585 * - the field size stored in the DS configuration
586 * - the relative field position
587 *
588 * In order to store additional information in the BTS buffer, we use
589 * a special source address to indicate that the record requires
590 * special interpretation.
591 *
592 * Netburst indicated via a bit in the flags field whether the branch
593 * was predicted; this is ignored.
594 */
595
596enum bts_field {
597 bts_from = 0,
598 bts_to,
599 bts_flags,
600
601 bts_escape = (unsigned long)-1,
602 bts_qual = bts_to,
603 bts_jiffies = bts_flags
604};
558 605
559static int ptrace_bts_get_size(struct task_struct *child) 606static inline unsigned long bts_get(const char *base, enum bts_field field)
560{ 607{
561 if (!child->thread.ds_area_msr) 608 base += (bts_cfg.sizeof_field * field);
562 return -ENXIO; 609 return *(unsigned long *)base;
610}
611
612static inline void bts_set(char *base, enum bts_field field, unsigned long val)
613{
614 base += (bts_cfg.sizeof_field * field);;
615 (*(unsigned long *)base) = val;
616}
563 617
564 return ds_get_bts_index((void *)child->thread.ds_area_msr); 618/*
619 * Translate a BTS record from the raw format into the bts_struct format
620 *
621 * out (out): bts_struct interpretation
622 * raw: raw BTS record
623 */
624static void ptrace_bts_translate_record(struct bts_struct *out, const void *raw)
625{
626 memset(out, 0, sizeof(*out));
627 if (bts_get(raw, bts_from) == bts_escape) {
628 out->qualifier = bts_get(raw, bts_qual);
629 out->variant.jiffies = bts_get(raw, bts_jiffies);
630 } else {
631 out->qualifier = BTS_BRANCH;
632 out->variant.lbr.from_ip = bts_get(raw, bts_from);
633 out->variant.lbr.to_ip = bts_get(raw, bts_to);
634 }
565} 635}
566 636
567static int ptrace_bts_read_record(struct task_struct *child, 637static int ptrace_bts_read_record(struct task_struct *child, size_t index,
568 long index,
569 struct bts_struct __user *out) 638 struct bts_struct __user *out)
570{ 639{
571 struct bts_struct ret; 640 struct bts_struct ret;
572 int retval; 641 const void *bts_record;
573 int bts_end; 642 size_t bts_index, bts_end;
574 int bts_index; 643 int error;
575 644
576 if (!child->thread.ds_area_msr) 645 error = ds_get_bts_end(child, &bts_end);
577 return -ENXIO; 646 if (error < 0)
647 return error;
578 648
579 if (index < 0)
580 return -EINVAL;
581
582 bts_end = ds_get_bts_end((void *)child->thread.ds_area_msr);
583 if (bts_end <= index) 649 if (bts_end <= index)
584 return -EINVAL; 650 return -EINVAL;
585 651
652 error = ds_get_bts_index(child, &bts_index);
653 if (error < 0)
654 return error;
655
586 /* translate the ptrace bts index into the ds bts index */ 656 /* translate the ptrace bts index into the ds bts index */
587 bts_index = ds_get_bts_index((void *)child->thread.ds_area_msr); 657 bts_index += bts_end - (index + 1);
588 bts_index -= (index + 1); 658 if (bts_end <= bts_index)
589 if (bts_index < 0) 659 bts_index -= bts_end;
590 bts_index += bts_end; 660
661 error = ds_access_bts(child, bts_index, &bts_record);
662 if (error < 0)
663 return error;
591 664
592 retval = ds_read_bts((void *)child->thread.ds_area_msr, 665 ptrace_bts_translate_record(&ret, bts_record);
593 bts_index, &ret);
594 if (retval < 0)
595 return retval;
596 666
597 if (copy_to_user(out, &ret, sizeof(ret))) 667 if (copy_to_user(out, &ret, sizeof(ret)))
598 return -EFAULT; 668 return -EFAULT;
@@ -600,101 +670,106 @@ static int ptrace_bts_read_record(struct task_struct *child,
600 return sizeof(ret); 670 return sizeof(ret);
601} 671}
602 672
603static int ptrace_bts_clear(struct task_struct *child)
604{
605 if (!child->thread.ds_area_msr)
606 return -ENXIO;
607
608 return ds_clear((void *)child->thread.ds_area_msr);
609}
610
611static int ptrace_bts_drain(struct task_struct *child, 673static int ptrace_bts_drain(struct task_struct *child,
612 long size, 674 long size,
613 struct bts_struct __user *out) 675 struct bts_struct __user *out)
614{ 676{
615 int end, i; 677 struct bts_struct ret;
616 void *ds = (void *)child->thread.ds_area_msr; 678 const unsigned char *raw;
617 679 size_t end, i;
618 if (!ds) 680 int error;
619 return -ENXIO;
620 681
621 end = ds_get_bts_index(ds); 682 error = ds_get_bts_index(child, &end);
622 if (end <= 0) 683 if (error < 0)
623 return end; 684 return error;
624 685
625 if (size < (end * sizeof(struct bts_struct))) 686 if (size < (end * sizeof(struct bts_struct)))
626 return -EIO; 687 return -EIO;
627 688
628 for (i = 0; i < end; i++, out++) { 689 error = ds_access_bts(child, 0, (const void **)&raw);
629 struct bts_struct ret; 690 if (error < 0)
630 int retval; 691 return error;
631 692
632 retval = ds_read_bts(ds, i, &ret); 693 for (i = 0; i < end; i++, out++, raw += bts_cfg.sizeof_bts) {
633 if (retval < 0) 694 ptrace_bts_translate_record(&ret, raw);
634 return retval;
635 695
636 if (copy_to_user(out, &ret, sizeof(ret))) 696 if (copy_to_user(out, &ret, sizeof(ret)))
637 return -EFAULT; 697 return -EFAULT;
638 } 698 }
639 699
640 ds_clear(ds); 700 error = ds_clear_bts(child);
701 if (error < 0)
702 return error;
641 703
642 return end; 704 return end;
643} 705}
644 706
707static void ptrace_bts_ovfl(struct task_struct *child)
708{
709 send_sig(child->thread.bts_ovfl_signal, child, 0);
710}
711
645static int ptrace_bts_config(struct task_struct *child, 712static int ptrace_bts_config(struct task_struct *child,
646 long cfg_size, 713 long cfg_size,
647 const struct ptrace_bts_config __user *ucfg) 714 const struct ptrace_bts_config __user *ucfg)
648{ 715{
649 struct ptrace_bts_config cfg; 716 struct ptrace_bts_config cfg;
650 int bts_size, ret = 0; 717 int error = 0;
651 void *ds; 718
719 error = -EOPNOTSUPP;
720 if (!bts_cfg.sizeof_bts)
721 goto errout;
652 722
723 error = -EIO;
653 if (cfg_size < sizeof(cfg)) 724 if (cfg_size < sizeof(cfg))
654 return -EIO; 725 goto errout;
655 726
727 error = -EFAULT;
656 if (copy_from_user(&cfg, ucfg, sizeof(cfg))) 728 if (copy_from_user(&cfg, ucfg, sizeof(cfg)))
657 return -EFAULT; 729 goto errout;
658 730
659 if ((int)cfg.size < 0) 731 error = -EINVAL;
660 return -EINVAL; 732 if ((cfg.flags & PTRACE_BTS_O_SIGNAL) &&
733 !(cfg.flags & PTRACE_BTS_O_ALLOC))
734 goto errout;
661 735
662 bts_size = 0; 736 if (cfg.flags & PTRACE_BTS_O_ALLOC) {
663 ds = (void *)child->thread.ds_area_msr; 737 ds_ovfl_callback_t ovfl = NULL;
664 if (ds) { 738 unsigned int sig = 0;
665 bts_size = ds_get_bts_size(ds); 739
666 if (bts_size < 0) 740 /* we ignore the error in case we were not tracing child */
667 return bts_size; 741 (void)ds_release_bts(child);
668 } 742
669 cfg.size = PAGE_ALIGN(cfg.size); 743 if (cfg.flags & PTRACE_BTS_O_SIGNAL) {
744 if (!cfg.signal)
745 goto errout;
746
747 sig = cfg.signal;
748 ovfl = ptrace_bts_ovfl;
749 }
670 750
671 if (bts_size != cfg.size) { 751 error = ds_request_bts(child, /* base = */ NULL, cfg.size, ovfl);
672 ret = ptrace_bts_realloc(child, cfg.size, 752 if (error < 0)
673 cfg.flags & PTRACE_BTS_O_CUT_SIZE);
674 if (ret < 0)
675 goto errout; 753 goto errout;
676 754
677 ds = (void *)child->thread.ds_area_msr; 755 child->thread.bts_ovfl_signal = sig;
678 } 756 }
679 757
680 if (cfg.flags & PTRACE_BTS_O_SIGNAL) 758 error = -EINVAL;
681 ret = ds_set_overflow(ds, DS_O_SIGNAL); 759 if (!child->thread.ds_ctx && cfg.flags)
682 else
683 ret = ds_set_overflow(ds, DS_O_WRAP);
684 if (ret < 0)
685 goto errout; 760 goto errout;
686 761
687 if (cfg.flags & PTRACE_BTS_O_TRACE) 762 if (cfg.flags & PTRACE_BTS_O_TRACE)
688 child->thread.debugctlmsr |= ds_debugctl_mask(); 763 child->thread.debugctlmsr |= bts_cfg.debugctl_mask;
689 else 764 else
690 child->thread.debugctlmsr &= ~ds_debugctl_mask(); 765 child->thread.debugctlmsr &= ~bts_cfg.debugctl_mask;
691 766
692 if (cfg.flags & PTRACE_BTS_O_SCHED) 767 if (cfg.flags & PTRACE_BTS_O_SCHED)
693 set_tsk_thread_flag(child, TIF_BTS_TRACE_TS); 768 set_tsk_thread_flag(child, TIF_BTS_TRACE_TS);
694 else 769 else
695 clear_tsk_thread_flag(child, TIF_BTS_TRACE_TS); 770 clear_tsk_thread_flag(child, TIF_BTS_TRACE_TS);
696 771
697 ret = sizeof(cfg); 772 error = sizeof(cfg);
698 773
699out: 774out:
700 if (child->thread.debugctlmsr) 775 if (child->thread.debugctlmsr)
@@ -702,10 +777,10 @@ out:
702 else 777 else
703 clear_tsk_thread_flag(child, TIF_DEBUGCTLMSR); 778 clear_tsk_thread_flag(child, TIF_DEBUGCTLMSR);
704 779
705 return ret; 780 return error;
706 781
707errout: 782errout:
708 child->thread.debugctlmsr &= ~ds_debugctl_mask(); 783 child->thread.debugctlmsr &= ~bts_cfg.debugctl_mask;
709 clear_tsk_thread_flag(child, TIF_BTS_TRACE_TS); 784 clear_tsk_thread_flag(child, TIF_BTS_TRACE_TS);
710 goto out; 785 goto out;
711} 786}
@@ -714,29 +789,40 @@ static int ptrace_bts_status(struct task_struct *child,
714 long cfg_size, 789 long cfg_size,
715 struct ptrace_bts_config __user *ucfg) 790 struct ptrace_bts_config __user *ucfg)
716{ 791{
717 void *ds = (void *)child->thread.ds_area_msr;
718 struct ptrace_bts_config cfg; 792 struct ptrace_bts_config cfg;
793 size_t end;
794 const void *base, *max;
795 int error;
719 796
720 if (cfg_size < sizeof(cfg)) 797 if (cfg_size < sizeof(cfg))
721 return -EIO; 798 return -EIO;
722 799
723 memset(&cfg, 0, sizeof(cfg)); 800 error = ds_get_bts_end(child, &end);
801 if (error < 0)
802 return error;
724 803
725 if (ds) { 804 error = ds_access_bts(child, /* index = */ 0, &base);
726 cfg.size = ds_get_bts_size(ds); 805 if (error < 0)
806 return error;
727 807
728 if (ds_get_overflow(ds) == DS_O_SIGNAL) 808 error = ds_access_bts(child, /* index = */ end, &max);
729 cfg.flags |= PTRACE_BTS_O_SIGNAL; 809 if (error < 0)
810 return error;
730 811
731 if (test_tsk_thread_flag(child, TIF_DEBUGCTLMSR) && 812 memset(&cfg, 0, sizeof(cfg));
732 child->thread.debugctlmsr & ds_debugctl_mask()) 813 cfg.size = (max - base);
733 cfg.flags |= PTRACE_BTS_O_TRACE; 814 cfg.signal = child->thread.bts_ovfl_signal;
815 cfg.bts_size = sizeof(struct bts_struct);
734 816
735 if (test_tsk_thread_flag(child, TIF_BTS_TRACE_TS)) 817 if (cfg.signal)
736 cfg.flags |= PTRACE_BTS_O_SCHED; 818 cfg.flags |= PTRACE_BTS_O_SIGNAL;
737 }
738 819
739 cfg.bts_size = sizeof(struct bts_struct); 820 if (test_tsk_thread_flag(child, TIF_DEBUGCTLMSR) &&
821 child->thread.debugctlmsr & bts_cfg.debugctl_mask)
822 cfg.flags |= PTRACE_BTS_O_TRACE;
823
824 if (test_tsk_thread_flag(child, TIF_BTS_TRACE_TS))
825 cfg.flags |= PTRACE_BTS_O_SCHED;
740 826
741 if (copy_to_user(ucfg, &cfg, sizeof(cfg))) 827 if (copy_to_user(ucfg, &cfg, sizeof(cfg)))
742 return -EFAULT; 828 return -EFAULT;
@@ -744,89 +830,38 @@ static int ptrace_bts_status(struct task_struct *child,
744 return sizeof(cfg); 830 return sizeof(cfg);
745} 831}
746 832
747
748static int ptrace_bts_write_record(struct task_struct *child, 833static int ptrace_bts_write_record(struct task_struct *child,
749 const struct bts_struct *in) 834 const struct bts_struct *in)
750{ 835{
751 int retval; 836 unsigned char bts_record[BTS_MAX_RECORD_SIZE];
752 837
753 if (!child->thread.ds_area_msr) 838 BUG_ON(BTS_MAX_RECORD_SIZE < bts_cfg.sizeof_bts);
754 return -ENXIO;
755 839
756 retval = ds_write_bts((void *)child->thread.ds_area_msr, in); 840 memset(bts_record, 0, bts_cfg.sizeof_bts);
757 if (retval) 841 switch (in->qualifier) {
758 return retval; 842 case BTS_INVALID:
843 break;
759 844
760 return sizeof(*in); 845 case BTS_BRANCH:
761} 846 bts_set(bts_record, bts_from, in->variant.lbr.from_ip);
847 bts_set(bts_record, bts_to, in->variant.lbr.to_ip);
848 break;
762 849
763static int ptrace_bts_realloc(struct task_struct *child, 850 case BTS_TASK_ARRIVES:
764 int size, int reduce_size) 851 case BTS_TASK_DEPARTS:
765{ 852 bts_set(bts_record, bts_from, bts_escape);
766 unsigned long rlim, vm; 853 bts_set(bts_record, bts_qual, in->qualifier);
767 int ret, old_size; 854 bts_set(bts_record, bts_jiffies, in->variant.jiffies);
855 break;
768 856
769 if (size < 0) 857 default:
770 return -EINVAL; 858 return -EINVAL;
771
772 old_size = ds_get_bts_size((void *)child->thread.ds_area_msr);
773 if (old_size < 0)
774 return old_size;
775
776 ret = ds_free((void **)&child->thread.ds_area_msr);
777 if (ret < 0)
778 goto out;
779
780 size >>= PAGE_SHIFT;
781 old_size >>= PAGE_SHIFT;
782
783 current->mm->total_vm -= old_size;
784 current->mm->locked_vm -= old_size;
785
786 if (size == 0)
787 goto out;
788
789 rlim = current->signal->rlim[RLIMIT_AS].rlim_cur >> PAGE_SHIFT;
790 vm = current->mm->total_vm + size;
791 if (rlim < vm) {
792 ret = -ENOMEM;
793
794 if (!reduce_size)
795 goto out;
796
797 size = rlim - current->mm->total_vm;
798 if (size <= 0)
799 goto out;
800 } 859 }
801 860
802 rlim = current->signal->rlim[RLIMIT_MEMLOCK].rlim_cur >> PAGE_SHIFT; 861 /* The writing task will be the switched-to task on a context
803 vm = current->mm->locked_vm + size; 862 * switch. It needs to write into the switched-from task's BTS
804 if (rlim < vm) { 863 * buffer. */
805 ret = -ENOMEM; 864 return ds_unchecked_write_bts(child, bts_record, bts_cfg.sizeof_bts);
806
807 if (!reduce_size)
808 goto out;
809
810 size = rlim - current->mm->locked_vm;
811 if (size <= 0)
812 goto out;
813 }
814
815 ret = ds_allocate((void **)&child->thread.ds_area_msr,
816 size << PAGE_SHIFT);
817 if (ret < 0)
818 goto out;
819
820 current->mm->total_vm += size;
821 current->mm->locked_vm += size;
822
823out:
824 if (child->thread.ds_area_msr)
825 set_tsk_thread_flag(child, TIF_DS_AREA_MSR);
826 else
827 clear_tsk_thread_flag(child, TIF_DS_AREA_MSR);
828
829 return ret;
830} 865}
831 866
832void ptrace_bts_take_timestamp(struct task_struct *tsk, 867void ptrace_bts_take_timestamp(struct task_struct *tsk,
@@ -839,7 +874,66 @@ void ptrace_bts_take_timestamp(struct task_struct *tsk,
839 874
840 ptrace_bts_write_record(tsk, &rec); 875 ptrace_bts_write_record(tsk, &rec);
841} 876}
842#endif /* X86_BTS */ 877
878static const struct bts_configuration bts_cfg_netburst = {
879 .sizeof_bts = sizeof(long) * 3,
880 .sizeof_field = sizeof(long),
881 .debugctl_mask = (1<<2)|(1<<3)|(1<<5)
882};
883
884static const struct bts_configuration bts_cfg_pentium_m = {
885 .sizeof_bts = sizeof(long) * 3,
886 .sizeof_field = sizeof(long),
887 .debugctl_mask = (1<<6)|(1<<7)
888};
889
890static const struct bts_configuration bts_cfg_core2 = {
891 .sizeof_bts = 8 * 3,
892 .sizeof_field = 8,
893 .debugctl_mask = (1<<6)|(1<<7)|(1<<9)
894};
895
896static inline void bts_configure(const struct bts_configuration *cfg)
897{
898 bts_cfg = *cfg;
899}
900
901void __cpuinit ptrace_bts_init_intel(struct cpuinfo_x86 *c)
902{
903 switch (c->x86) {
904 case 0x6:
905 switch (c->x86_model) {
906 case 0xD:
907 case 0xE: /* Pentium M */
908 bts_configure(&bts_cfg_pentium_m);
909 break;
910 case 0xF: /* Core2 */
911 case 0x1C: /* Atom */
912 bts_configure(&bts_cfg_core2);
913 break;
914 default:
915 /* sorry, don't know about them */
916 break;
917 }
918 break;
919 case 0xF:
920 switch (c->x86_model) {
921 case 0x0:
922 case 0x1:
923 case 0x2: /* Netburst */
924 bts_configure(&bts_cfg_netburst);
925 break;
926 default:
927 /* sorry, don't know about them */
928 break;
929 }
930 break;
931 default:
932 /* sorry, don't know about them */
933 break;
934 }
935}
936#endif /* CONFIG_X86_PTRACE_BTS */
843 937
844/* 938/*
845 * Called by kernel/ptrace.c when detaching.. 939 * Called by kernel/ptrace.c when detaching..
@@ -852,15 +946,15 @@ void ptrace_disable(struct task_struct *child)
852#ifdef TIF_SYSCALL_EMU 946#ifdef TIF_SYSCALL_EMU
853 clear_tsk_thread_flag(child, TIF_SYSCALL_EMU); 947 clear_tsk_thread_flag(child, TIF_SYSCALL_EMU);
854#endif 948#endif
855 if (child->thread.ds_area_msr) { 949#ifdef CONFIG_X86_PTRACE_BTS
856#ifdef X86_BTS 950 (void)ds_release_bts(child);
857 ptrace_bts_realloc(child, 0, 0); 951
858#endif 952 child->thread.debugctlmsr &= ~bts_cfg.debugctl_mask;
859 child->thread.debugctlmsr &= ~ds_debugctl_mask(); 953 if (!child->thread.debugctlmsr)
860 if (!child->thread.debugctlmsr) 954 clear_tsk_thread_flag(child, TIF_DEBUGCTLMSR);
861 clear_tsk_thread_flag(child, TIF_DEBUGCTLMSR); 955
862 clear_tsk_thread_flag(child, TIF_BTS_TRACE_TS); 956 clear_tsk_thread_flag(child, TIF_BTS_TRACE_TS);
863 } 957#endif /* CONFIG_X86_PTRACE_BTS */
864} 958}
865 959
866#if defined CONFIG_X86_32 || defined CONFIG_IA32_EMULATION 960#if defined CONFIG_X86_32 || defined CONFIG_IA32_EMULATION
@@ -980,7 +1074,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
980 /* 1074 /*
981 * These bits need more cooking - not enabled yet: 1075 * These bits need more cooking - not enabled yet:
982 */ 1076 */
983#ifdef X86_BTS 1077#ifdef CONFIG_X86_PTRACE_BTS
984 case PTRACE_BTS_CONFIG: 1078 case PTRACE_BTS_CONFIG:
985 ret = ptrace_bts_config 1079 ret = ptrace_bts_config
986 (child, data, (struct ptrace_bts_config __user *)addr); 1080 (child, data, (struct ptrace_bts_config __user *)addr);
@@ -992,7 +1086,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
992 break; 1086 break;
993 1087
994 case PTRACE_BTS_SIZE: 1088 case PTRACE_BTS_SIZE:
995 ret = ptrace_bts_get_size(child); 1089 ret = ds_get_bts_index(child, /* pos = */ NULL);
996 break; 1090 break;
997 1091
998 case PTRACE_BTS_GET: 1092 case PTRACE_BTS_GET:
@@ -1001,14 +1095,14 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
1001 break; 1095 break;
1002 1096
1003 case PTRACE_BTS_CLEAR: 1097 case PTRACE_BTS_CLEAR:
1004 ret = ptrace_bts_clear(child); 1098 ret = ds_clear_bts(child);
1005 break; 1099 break;
1006 1100
1007 case PTRACE_BTS_DRAIN: 1101 case PTRACE_BTS_DRAIN:
1008 ret = ptrace_bts_drain 1102 ret = ptrace_bts_drain
1009 (child, data, (struct bts_struct __user *) addr); 1103 (child, data, (struct bts_struct __user *) addr);
1010 break; 1104 break;
1011#endif 1105#endif /* CONFIG_X86_PTRACE_BTS */
1012 1106
1013 default: 1107 default:
1014 ret = ptrace_request(child, request, addr, data); 1108 ret = ptrace_request(child, request, addr, data);
diff --git a/arch/x86/kernel/relocate_kernel_32.S b/arch/x86/kernel/relocate_kernel_32.S
index 703310a99023..6f50664b2ba5 100644
--- a/arch/x86/kernel/relocate_kernel_32.S
+++ b/arch/x86/kernel/relocate_kernel_32.S
@@ -20,10 +20,11 @@
20#define PAGE_ATTR (_PAGE_PRESENT | _PAGE_RW | _PAGE_ACCESSED | _PAGE_DIRTY) 20#define PAGE_ATTR (_PAGE_PRESENT | _PAGE_RW | _PAGE_ACCESSED | _PAGE_DIRTY)
21#define PAE_PGD_ATTR (_PAGE_PRESENT) 21#define PAE_PGD_ATTR (_PAGE_PRESENT)
22 22
23/* control_page + PAGE_SIZE/2 ~ control_page + PAGE_SIZE * 3/4 are 23/* control_page + KEXEC_CONTROL_CODE_MAX_SIZE
24 * used to save some data for jumping back 24 * ~ control_page + PAGE_SIZE are used as data storage and stack for
25 * jumping back
25 */ 26 */
26#define DATA(offset) (PAGE_SIZE/2+(offset)) 27#define DATA(offset) (KEXEC_CONTROL_CODE_MAX_SIZE+(offset))
27 28
28/* Minimal CPU state */ 29/* Minimal CPU state */
29#define ESP DATA(0x0) 30#define ESP DATA(0x0)
@@ -376,3 +377,6 @@ swap_pages:
376 popl %ebx 377 popl %ebx
377 popl %ebp 378 popl %ebp
378 ret 379 ret
380
381 .globl kexec_control_code_size
382.set kexec_control_code_size, . - relocate_kernel
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index 68b48e3fbcbd..9838f2539dfc 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -445,7 +445,7 @@ static void __init reserve_early_setup_data(void)
445 * @size: Size of the crashkernel memory to reserve. 445 * @size: Size of the crashkernel memory to reserve.
446 * Returns the base address on success, and -1ULL on failure. 446 * Returns the base address on success, and -1ULL on failure.
447 */ 447 */
448unsigned long long find_and_reserve_crashkernel(unsigned long long size) 448unsigned long long __init find_and_reserve_crashkernel(unsigned long long size)
449{ 449{
450 const unsigned long long alignment = 16<<20; /* 16M */ 450 const unsigned long long alignment = 16<<20; /* 16M */
451 unsigned long long start = 0LL; 451 unsigned long long start = 0LL;
@@ -604,14 +604,6 @@ void __init setup_arch(char **cmdline_p)
604 early_cpu_init(); 604 early_cpu_init();
605 early_ioremap_init(); 605 early_ioremap_init();
606 606
607#if defined(CONFIG_VMI) && defined(CONFIG_X86_32)
608 /*
609 * Must be before kernel pagetables are setup
610 * or fixmap area is touched.
611 */
612 vmi_init();
613#endif
614
615 ROOT_DEV = old_decode_dev(boot_params.hdr.root_dev); 607 ROOT_DEV = old_decode_dev(boot_params.hdr.root_dev);
616 screen_info = boot_params.screen_info; 608 screen_info = boot_params.screen_info;
617 edid_info = boot_params.edid_info; 609 edid_info = boot_params.edid_info;
@@ -678,6 +670,18 @@ void __init setup_arch(char **cmdline_p)
678 670
679 parse_early_param(); 671 parse_early_param();
680 672
673#ifdef CONFIG_X86_64
674 check_efer();
675#endif
676
677#if defined(CONFIG_VMI) && defined(CONFIG_X86_32)
678 /*
679 * Must be before kernel pagetables are setup
680 * or fixmap area is touched.
681 */
682 vmi_init();
683#endif
684
681 /* after early param, so could get panic from serial */ 685 /* after early param, so could get panic from serial */
682 reserve_early_setup_data(); 686 reserve_early_setup_data();
683 687
@@ -738,7 +742,6 @@ void __init setup_arch(char **cmdline_p)
738#else 742#else
739 num_physpages = max_pfn; 743 num_physpages = max_pfn;
740 744
741 check_efer();
742 745
743 /* How many end-of-memory variables you have, grandma! */ 746 /* How many end-of-memory variables you have, grandma! */
744 /* need this before calling reserve_initrd */ 747 /* need this before calling reserve_initrd */
diff --git a/arch/x86/kernel/signal_64.c b/arch/x86/kernel/signal_64.c
index 02b02583f5b5..2f1464050059 100644
--- a/arch/x86/kernel/signal_64.c
+++ b/arch/x86/kernel/signal_64.c
@@ -105,7 +105,16 @@ static inline int restore_i387(struct _fpstate __user *buf)
105 clts(); 105 clts();
106 task_thread_info(current)->status |= TS_USEDFPU; 106 task_thread_info(current)->status |= TS_USEDFPU;
107 } 107 }
108 return restore_fpu_checking((__force struct i387_fxsave_struct *)buf); 108 err = restore_fpu_checking((__force struct i387_fxsave_struct *)buf);
109 if (unlikely(err)) {
110 /*
111 * Encountered an error while doing the restore from the
112 * user buffer, clear the fpu state.
113 */
114 clear_fpu(tsk);
115 clear_used_math();
116 }
117 return err;
109} 118}
110 119
111/* 120/*
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index 6112c3632345..a66c93550a0d 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -756,6 +756,14 @@ static void __cpuinit do_fork_idle(struct work_struct *work)
756} 756}
757 757
758#ifdef CONFIG_X86_64 758#ifdef CONFIG_X86_64
759
760/* __ref because it's safe to call free_bootmem when after_bootmem == 0. */
761static void __ref free_bootmem_pda(struct x8664_pda *oldpda)
762{
763 if (!after_bootmem)
764 free_bootmem((unsigned long)oldpda, sizeof(*oldpda));
765}
766
759/* 767/*
760 * Allocate node local memory for the AP pda. 768 * Allocate node local memory for the AP pda.
761 * 769 *
@@ -784,8 +792,7 @@ int __cpuinit get_local_pda(int cpu)
784 792
785 if (oldpda) { 793 if (oldpda) {
786 memcpy(newpda, oldpda, size); 794 memcpy(newpda, oldpda, size);
787 if (!after_bootmem) 795 free_bootmem_pda(oldpda);
788 free_bootmem((unsigned long)oldpda, size);
789 } 796 }
790 797
791 newpda->in_bootmem = 0; 798 newpda->in_bootmem = 0;
@@ -994,17 +1001,7 @@ int __cpuinit native_cpu_up(unsigned int cpu)
994 flush_tlb_all(); 1001 flush_tlb_all();
995 low_mappings = 1; 1002 low_mappings = 1;
996 1003
997#ifdef CONFIG_X86_PC
998 if (def_to_bigsmp && apicid > 8) {
999 printk(KERN_WARNING
1000 "More than 8 CPUs detected - skipping them.\n"
1001 "Use CONFIG_X86_GENERICARCH and CONFIG_X86_BIGSMP.\n");
1002 err = -1;
1003 } else
1004 err = do_boot_cpu(apicid, cpu);
1005#else
1006 err = do_boot_cpu(apicid, cpu); 1004 err = do_boot_cpu(apicid, cpu);
1007#endif
1008 1005
1009 zap_low_mappings(); 1006 zap_low_mappings();
1010 low_mappings = 0; 1007 low_mappings = 0;
@@ -1058,6 +1055,34 @@ static __init void disable_smp(void)
1058static int __init smp_sanity_check(unsigned max_cpus) 1055static int __init smp_sanity_check(unsigned max_cpus)
1059{ 1056{
1060 preempt_disable(); 1057 preempt_disable();
1058
1059#if defined(CONFIG_X86_PC) && defined(CONFIG_X86_32)
1060 if (def_to_bigsmp && nr_cpu_ids > 8) {
1061 unsigned int cpu;
1062 unsigned nr;
1063
1064 printk(KERN_WARNING
1065 "More than 8 CPUs detected - skipping them.\n"
1066 "Use CONFIG_X86_GENERICARCH and CONFIG_X86_BIGSMP.\n");
1067
1068 nr = 0;
1069 for_each_present_cpu(cpu) {
1070 if (nr >= 8)
1071 cpu_clear(cpu, cpu_present_map);
1072 nr++;
1073 }
1074
1075 nr = 0;
1076 for_each_possible_cpu(cpu) {
1077 if (nr >= 8)
1078 cpu_clear(cpu, cpu_possible_map);
1079 nr++;
1080 }
1081
1082 nr_cpu_ids = 8;
1083 }
1084#endif
1085
1061 if (!physid_isset(hard_smp_processor_id(), phys_cpu_present_map)) { 1086 if (!physid_isset(hard_smp_processor_id(), phys_cpu_present_map)) {
1062 printk(KERN_WARNING "weird, boot CPU (#%d) not listed" 1087 printk(KERN_WARNING "weird, boot CPU (#%d) not listed"
1063 "by the BIOS.\n", hard_smp_processor_id()); 1088 "by the BIOS.\n", hard_smp_processor_id());
@@ -1196,6 +1221,9 @@ void __init native_smp_prepare_cpus(unsigned int max_cpus)
1196 printk(KERN_INFO "CPU%d: ", 0); 1221 printk(KERN_INFO "CPU%d: ", 0);
1197 print_cpu_info(&cpu_data(0)); 1222 print_cpu_info(&cpu_data(0));
1198 setup_boot_clock(); 1223 setup_boot_clock();
1224
1225 if (is_uv_system())
1226 uv_system_init();
1199out: 1227out:
1200 preempt_enable(); 1228 preempt_enable();
1201} 1229}
@@ -1386,17 +1414,3 @@ void __cpu_die(unsigned int cpu)
1386 BUG(); 1414 BUG();
1387} 1415}
1388#endif 1416#endif
1389
1390/*
1391 * If the BIOS enumerates physical processors before logical,
1392 * maxcpus=N at enumeration-time can be used to disable HT.
1393 */
1394static int __init parse_maxcpus(char *arg)
1395{
1396 extern unsigned int maxcpus;
1397
1398 if (arg)
1399 maxcpus = simple_strtoul(arg, NULL, 0);
1400 return 0;
1401}
1402early_param("maxcpus", parse_maxcpus);
diff --git a/arch/x86/kernel/smpcommon.c b/arch/x86/kernel/smpcommon.c
index 99941b37eca0..397e309839dd 100644
--- a/arch/x86/kernel/smpcommon.c
+++ b/arch/x86/kernel/smpcommon.c
@@ -8,18 +8,21 @@
8DEFINE_PER_CPU(unsigned long, this_cpu_off); 8DEFINE_PER_CPU(unsigned long, this_cpu_off);
9EXPORT_PER_CPU_SYMBOL(this_cpu_off); 9EXPORT_PER_CPU_SYMBOL(this_cpu_off);
10 10
11/* Initialize the CPU's GDT. This is either the boot CPU doing itself 11/*
12 (still using the master per-cpu area), or a CPU doing it for a 12 * Initialize the CPU's GDT. This is either the boot CPU doing itself
13 secondary which will soon come up. */ 13 * (still using the master per-cpu area), or a CPU doing it for a
14 * secondary which will soon come up.
15 */
14__cpuinit void init_gdt(int cpu) 16__cpuinit void init_gdt(int cpu)
15{ 17{
16 struct desc_struct *gdt = get_cpu_gdt_table(cpu); 18 struct desc_struct gdt;
17 19
18 pack_descriptor(&gdt[GDT_ENTRY_PERCPU], 20 pack_descriptor(&gdt, __per_cpu_offset[cpu], 0xFFFFF,
19 __per_cpu_offset[cpu], 0xFFFFF,
20 0x2 | DESCTYPE_S, 0x8); 21 0x2 | DESCTYPE_S, 0x8);
22 gdt.s = 1;
21 23
22 gdt[GDT_ENTRY_PERCPU].s = 1; 24 write_gdt_entry(get_cpu_gdt_table(cpu),
25 GDT_ENTRY_PERCPU, &gdt, DESCTYPE_S);
23 26
24 per_cpu(this_cpu_off, cpu) = __per_cpu_offset[cpu]; 27 per_cpu(this_cpu_off, cpu) = __per_cpu_offset[cpu];
25 per_cpu(cpu_number, cpu) = cpu; 28 per_cpu(cpu_number, cpu) = cpu;
diff --git a/arch/x86/kernel/syscall_64.c b/arch/x86/kernel/syscall_64.c
index 170d43c17487..3d1be4f0fac5 100644
--- a/arch/x86/kernel/syscall_64.c
+++ b/arch/x86/kernel/syscall_64.c
@@ -8,12 +8,12 @@
8#define __NO_STUBS 8#define __NO_STUBS
9 9
10#define __SYSCALL(nr, sym) extern asmlinkage void sym(void) ; 10#define __SYSCALL(nr, sym) extern asmlinkage void sym(void) ;
11#undef _ASM_X86_64_UNISTD_H_ 11#undef ASM_X86__UNISTD_64_H
12#include <asm/unistd_64.h> 12#include <asm/unistd_64.h>
13 13
14#undef __SYSCALL 14#undef __SYSCALL
15#define __SYSCALL(nr, sym) [nr] = sym, 15#define __SYSCALL(nr, sym) [nr] = sym,
16#undef _ASM_X86_64_UNISTD_H_ 16#undef ASM_X86__UNISTD_64_H
17 17
18typedef void (*sys_call_ptr_t)(void); 18typedef void (*sys_call_ptr_t)(void);
19 19
diff --git a/arch/x86/kernel/tlb_uv.c b/arch/x86/kernel/tlb_uv.c
index d0fbb7712ab0..8b8c0d6640fa 100644
--- a/arch/x86/kernel/tlb_uv.c
+++ b/arch/x86/kernel/tlb_uv.c
@@ -17,6 +17,7 @@
17#include <asm/genapic.h> 17#include <asm/genapic.h>
18#include <asm/idle.h> 18#include <asm/idle.h>
19#include <asm/tsc.h> 19#include <asm/tsc.h>
20#include <asm/irq_vectors.h>
20 21
21#include <mach_apic.h> 22#include <mach_apic.h>
22 23
@@ -783,7 +784,7 @@ static int __init uv_bau_init(void)
783 uv_init_blade(blade, node, cur_cpu); 784 uv_init_blade(blade, node, cur_cpu);
784 cur_cpu += uv_blade_nr_possible_cpus(blade); 785 cur_cpu += uv_blade_nr_possible_cpus(blade);
785 } 786 }
786 set_intr_gate(UV_BAU_MESSAGE, uv_bau_message_intr1); 787 alloc_intr_gate(UV_BAU_MESSAGE, uv_bau_message_intr1);
787 uv_enable_timeouts(); 788 uv_enable_timeouts();
788 789
789 return 0; 790 return 0;
diff --git a/arch/x86/kernel/traps_64.c b/arch/x86/kernel/traps_64.c
index 3f18d73f420c..513caaca7115 100644
--- a/arch/x86/kernel/traps_64.c
+++ b/arch/x86/kernel/traps_64.c
@@ -1131,7 +1131,14 @@ asmlinkage void math_state_restore(void)
1131 } 1131 }
1132 1132
1133 clts(); /* Allow maths ops (or we recurse) */ 1133 clts(); /* Allow maths ops (or we recurse) */
1134 restore_fpu_checking(&me->thread.xstate->fxsave); 1134 /*
1135 * Paranoid restore. send a SIGSEGV if we fail to restore the state.
1136 */
1137 if (unlikely(restore_fpu_checking(&me->thread.xstate->fxsave))) {
1138 stts();
1139 force_sig(SIGSEGV, me);
1140 return;
1141 }
1135 task_thread_info(me)->status |= TS_USEDFPU; 1142 task_thread_info(me)->status |= TS_USEDFPU;
1136 me->fpu_counter++; 1143 me->fpu_counter++;
1137} 1144}
diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c
index 7603c0553909..8f98e9de1b82 100644
--- a/arch/x86/kernel/tsc.c
+++ b/arch/x86/kernel/tsc.c
@@ -104,7 +104,7 @@ __setup("notsc", notsc_setup);
104/* 104/*
105 * Read TSC and the reference counters. Take care of SMI disturbance 105 * Read TSC and the reference counters. Take care of SMI disturbance
106 */ 106 */
107static u64 __init tsc_read_refs(u64 *pm, u64 *hpet) 107static u64 tsc_read_refs(u64 *pm, u64 *hpet)
108{ 108{
109 u64 t1, t2; 109 u64 t1, t2;
110 int i; 110 int i;
@@ -122,80 +122,216 @@ static u64 __init tsc_read_refs(u64 *pm, u64 *hpet)
122 return ULLONG_MAX; 122 return ULLONG_MAX;
123} 123}
124 124
125/** 125/*
126 * native_calibrate_tsc - calibrate the tsc on boot 126 * Try to calibrate the TSC against the Programmable
127 * Interrupt Timer and return the frequency of the TSC
128 * in kHz.
129 *
130 * Return ULONG_MAX on failure to calibrate.
127 */ 131 */
128unsigned long native_calibrate_tsc(void) 132static unsigned long pit_calibrate_tsc(void)
129{ 133{
130 unsigned long flags; 134 u64 tsc, t1, t2, delta;
131 u64 tsc1, tsc2, tr1, tr2, delta, pm1, pm2, hpet1, hpet2; 135 unsigned long tscmin, tscmax;
132 int hpet = is_hpet_enabled(); 136 int pitcnt;
133 unsigned int tsc_khz_val = 0;
134
135 local_irq_save(flags);
136
137 tsc1 = tsc_read_refs(&pm1, hpet ? &hpet1 : NULL);
138 137
138 /* Set the Gate high, disable speaker */
139 outb((inb(0x61) & ~0x02) | 0x01, 0x61); 139 outb((inb(0x61) & ~0x02) | 0x01, 0x61);
140 140
141 /*
142 * Setup CTC channel 2* for mode 0, (interrupt on terminal
143 * count mode), binary count. Set the latch register to 50ms
144 * (LSB then MSB) to begin countdown.
145 */
141 outb(0xb0, 0x43); 146 outb(0xb0, 0x43);
142 outb((CLOCK_TICK_RATE / (1000 / 50)) & 0xff, 0x42); 147 outb((CLOCK_TICK_RATE / (1000 / 50)) & 0xff, 0x42);
143 outb((CLOCK_TICK_RATE / (1000 / 50)) >> 8, 0x42); 148 outb((CLOCK_TICK_RATE / (1000 / 50)) >> 8, 0x42);
144 tr1 = get_cycles();
145 while ((inb(0x61) & 0x20) == 0);
146 tr2 = get_cycles();
147 149
148 tsc2 = tsc_read_refs(&pm2, hpet ? &hpet2 : NULL); 150 tsc = t1 = t2 = get_cycles();
149 151
150 local_irq_restore(flags); 152 pitcnt = 0;
153 tscmax = 0;
154 tscmin = ULONG_MAX;
155 while ((inb(0x61) & 0x20) == 0) {
156 t2 = get_cycles();
157 delta = t2 - tsc;
158 tsc = t2;
159 if ((unsigned long) delta < tscmin)
160 tscmin = (unsigned int) delta;
161 if ((unsigned long) delta > tscmax)
162 tscmax = (unsigned int) delta;
163 pitcnt++;
164 }
151 165
152 /* 166 /*
153 * Preset the result with the raw and inaccurate PIT 167 * Sanity checks:
154 * calibration value 168 *
169 * If we were not able to read the PIT more than 5000
170 * times, then we have been hit by a massive SMI
171 *
172 * If the maximum is 10 times larger than the minimum,
173 * then we got hit by an SMI as well.
155 */ 174 */
156 delta = (tr2 - tr1); 175 if (pitcnt < 5000 || tscmax > 10 * tscmin)
176 return ULONG_MAX;
177
178 /* Calculate the PIT value */
179 delta = t2 - t1;
157 do_div(delta, 50); 180 do_div(delta, 50);
158 tsc_khz_val = delta; 181 return delta;
182}
183
184
185/**
186 * native_calibrate_tsc - calibrate the tsc on boot
187 */
188unsigned long native_calibrate_tsc(void)
189{
190 u64 tsc1, tsc2, delta, pm1, pm2, hpet1, hpet2;
191 unsigned long tsc_pit_min = ULONG_MAX, tsc_ref_min = ULONG_MAX;
192 unsigned long flags;
193 int hpet = is_hpet_enabled(), i;
194
195 /*
196 * Run 5 calibration loops to get the lowest frequency value
197 * (the best estimate). We use two different calibration modes
198 * here:
199 *
200 * 1) PIT loop. We set the PIT Channel 2 to oneshot mode and
201 * load a timeout of 50ms. We read the time right after we
202 * started the timer and wait until the PIT count down reaches
203 * zero. In each wait loop iteration we read the TSC and check
204 * the delta to the previous read. We keep track of the min
205 * and max values of that delta. The delta is mostly defined
206 * by the IO time of the PIT access, so we can detect when a
207 * SMI/SMM disturbance happend between the two reads. If the
208 * maximum time is significantly larger than the minimum time,
209 * then we discard the result and have another try.
210 *
211 * 2) Reference counter. If available we use the HPET or the
212 * PMTIMER as a reference to check the sanity of that value.
213 * We use separate TSC readouts and check inside of the
214 * reference read for a SMI/SMM disturbance. We dicard
215 * disturbed values here as well. We do that around the PIT
216 * calibration delay loop as we have to wait for a certain
217 * amount of time anyway.
218 */
219 for (i = 0; i < 5; i++) {
220 unsigned long tsc_pit_khz;
221
222 /*
223 * Read the start value and the reference count of
224 * hpet/pmtimer when available. Then do the PIT
225 * calibration, which will take at least 50ms, and
226 * read the end value.
227 */
228 local_irq_save(flags);
229 tsc1 = tsc_read_refs(&pm1, hpet ? &hpet1 : NULL);
230 tsc_pit_khz = pit_calibrate_tsc();
231 tsc2 = tsc_read_refs(&pm2, hpet ? &hpet2 : NULL);
232 local_irq_restore(flags);
233
234 /* Pick the lowest PIT TSC calibration so far */
235 tsc_pit_min = min(tsc_pit_min, tsc_pit_khz);
236
237 /* hpet or pmtimer available ? */
238 if (!hpet && !pm1 && !pm2)
239 continue;
240
241 /* Check, whether the sampling was disturbed by an SMI */
242 if (tsc1 == ULLONG_MAX || tsc2 == ULLONG_MAX)
243 continue;
244
245 tsc2 = (tsc2 - tsc1) * 1000000LL;
246
247 if (hpet) {
248 if (hpet2 < hpet1)
249 hpet2 += 0x100000000ULL;
250 hpet2 -= hpet1;
251 tsc1 = ((u64)hpet2 * hpet_readl(HPET_PERIOD));
252 do_div(tsc1, 1000000);
253 } else {
254 if (pm2 < pm1)
255 pm2 += (u64)ACPI_PM_OVRRUN;
256 pm2 -= pm1;
257 tsc1 = pm2 * 1000000000LL;
258 do_div(tsc1, PMTMR_TICKS_PER_SEC);
259 }
260
261 do_div(tsc2, tsc1);
262 tsc_ref_min = min(tsc_ref_min, (unsigned long) tsc2);
263 }
264
265 /*
266 * Now check the results.
267 */
268 if (tsc_pit_min == ULONG_MAX) {
269 /* PIT gave no useful value */
270 printk(KERN_WARNING "TSC: Unable to calibrate against PIT\n");
271
272 /* We don't have an alternative source, disable TSC */
273 if (!hpet && !pm1 && !pm2) {
274 printk("TSC: No reference (HPET/PMTIMER) available\n");
275 return 0;
276 }
277
278 /* The alternative source failed as well, disable TSC */
279 if (tsc_ref_min == ULONG_MAX) {
280 printk(KERN_WARNING "TSC: HPET/PMTIMER calibration "
281 "failed due to SMI disturbance.\n");
282 return 0;
283 }
284
285 /* Use the alternative source */
286 printk(KERN_INFO "TSC: using %s reference calibration\n",
287 hpet ? "HPET" : "PMTIMER");
288
289 return tsc_ref_min;
290 }
159 291
160 /* hpet or pmtimer available ? */ 292 /* We don't have an alternative source, use the PIT calibration value */
161 if (!hpet && !pm1 && !pm2) { 293 if (!hpet && !pm1 && !pm2) {
162 printk(KERN_INFO "TSC calibrated against PIT\n"); 294 printk(KERN_INFO "TSC: Using PIT calibration value\n");
163 goto out; 295 return tsc_pit_min;
164 } 296 }
165 297
166 /* Check, whether the sampling was disturbed by an SMI */ 298 /* The alternative source failed, use the PIT calibration value */
167 if (tsc1 == ULLONG_MAX || tsc2 == ULLONG_MAX) { 299 if (tsc_ref_min == ULONG_MAX) {
168 printk(KERN_WARNING "TSC calibration disturbed by SMI, " 300 printk(KERN_WARNING "TSC: HPET/PMTIMER calibration failed due "
169 "using PIT calibration result\n"); 301 "to SMI disturbance. Using PIT calibration\n");
170 goto out; 302 return tsc_pit_min;
171 } 303 }
172 304
173 tsc2 = (tsc2 - tsc1) * 1000000LL; 305 /* Check the reference deviation */
174 306 delta = ((u64) tsc_pit_min) * 100;
175 if (hpet) { 307 do_div(delta, tsc_ref_min);
176 printk(KERN_INFO "TSC calibrated against HPET\n"); 308
177 if (hpet2 < hpet1) 309 /*
178 hpet2 += 0x100000000ULL; 310 * If both calibration results are inside a 5% window, the we
179 hpet2 -= hpet1; 311 * use the lower frequency of those as it is probably the
180 tsc1 = ((u64)hpet2 * hpet_readl(HPET_PERIOD)); 312 * closest estimate.
181 do_div(tsc1, 1000000); 313 */
182 } else { 314 if (delta >= 95 && delta <= 105) {
183 printk(KERN_INFO "TSC calibrated against PM_TIMER\n"); 315 printk(KERN_INFO "TSC: PIT calibration confirmed by %s.\n",
184 if (pm2 < pm1) 316 hpet ? "HPET" : "PMTIMER");
185 pm2 += (u64)ACPI_PM_OVRRUN; 317 printk(KERN_INFO "TSC: using %s calibration value\n",
186 pm2 -= pm1; 318 tsc_pit_min <= tsc_ref_min ? "PIT" :
187 tsc1 = pm2 * 1000000000LL; 319 hpet ? "HPET" : "PMTIMER");
188 do_div(tsc1, PMTMR_TICKS_PER_SEC); 320 return tsc_pit_min <= tsc_ref_min ? tsc_pit_min : tsc_ref_min;
189 } 321 }
190 322
191 do_div(tsc2, tsc1); 323 printk(KERN_WARNING "TSC: PIT calibration deviates from %s: %lu %lu.\n",
192 tsc_khz_val = tsc2; 324 hpet ? "HPET" : "PMTIMER", tsc_pit_min, tsc_ref_min);
193 325
194out: 326 /*
195 return tsc_khz_val; 327 * The calibration values differ too much. In doubt, we use
328 * the PIT value as we know that there are PMTIMERs around
329 * running at double speed.
330 */
331 printk(KERN_INFO "TSC: Using PIT calibration value\n");
332 return tsc_pit_min;
196} 333}
197 334
198
199#ifdef CONFIG_X86_32 335#ifdef CONFIG_X86_32
200/* Only called from the Powernow K7 cpu freq driver */ 336/* Only called from the Powernow K7 cpu freq driver */
201int recalibrate_cpu_khz(void) 337int recalibrate_cpu_khz(void)
@@ -314,7 +450,7 @@ static int time_cpufreq_notifier(struct notifier_block *nb, unsigned long val,
314 mark_tsc_unstable("cpufreq changes"); 450 mark_tsc_unstable("cpufreq changes");
315 } 451 }
316 452
317 set_cyc2ns_scale(tsc_khz_ref, freq->cpu); 453 set_cyc2ns_scale(tsc_khz, freq->cpu);
318 454
319 return 0; 455 return 0;
320} 456}
@@ -325,6 +461,10 @@ static struct notifier_block time_cpufreq_notifier_block = {
325 461
326static int __init cpufreq_tsc(void) 462static int __init cpufreq_tsc(void)
327{ 463{
464 if (!cpu_has_tsc)
465 return 0;
466 if (boot_cpu_has(X86_FEATURE_CONSTANT_TSC))
467 return 0;
328 cpufreq_register_notifier(&time_cpufreq_notifier_block, 468 cpufreq_register_notifier(&time_cpufreq_notifier_block,
329 CPUFREQ_TRANSITION_NOTIFIER); 469 CPUFREQ_TRANSITION_NOTIFIER);
330 return 0; 470 return 0;
diff --git a/arch/x86/kernel/tsc_sync.c b/arch/x86/kernel/tsc_sync.c
index 0577825cf89b..9ffb01c31c40 100644
--- a/arch/x86/kernel/tsc_sync.c
+++ b/arch/x86/kernel/tsc_sync.c
@@ -88,11 +88,9 @@ static __cpuinit void check_tsc_warp(void)
88 __raw_spin_unlock(&sync_lock); 88 __raw_spin_unlock(&sync_lock);
89 } 89 }
90 } 90 }
91 if (!(now-start)) { 91 WARN(!(now-start),
92 printk("Warning: zero tsc calibration delta: %Ld [max: %Ld]\n", 92 "Warning: zero tsc calibration delta: %Ld [max: %Ld]\n",
93 now-start, end-start); 93 now-start, end-start);
94 WARN_ON(1);
95 }
96} 94}
97 95
98/* 96/*
diff --git a/arch/x86/kernel/visws_quirks.c b/arch/x86/kernel/visws_quirks.c
index 41e01b145c48..594ef47f0a63 100644
--- a/arch/x86/kernel/visws_quirks.c
+++ b/arch/x86/kernel/visws_quirks.c
@@ -184,8 +184,6 @@ static int __init visws_get_smp_config(unsigned int early)
184 return 1; 184 return 1;
185} 185}
186 186
187extern unsigned int __cpuinitdata maxcpus;
188
189/* 187/*
190 * The Visual Workstation is Intel MP compliant in the hardware 188 * The Visual Workstation is Intel MP compliant in the hardware
191 * sense, but it doesn't have a BIOS(-configuration table). 189 * sense, but it doesn't have a BIOS(-configuration table).
@@ -244,8 +242,8 @@ static int __init visws_find_smp_config(unsigned int reserve)
244 ncpus = CO_CPU_MAX; 242 ncpus = CO_CPU_MAX;
245 } 243 }
246 244
247 if (ncpus > maxcpus) 245 if (ncpus > setup_max_cpus)
248 ncpus = maxcpus; 246 ncpus = setup_max_cpus;
249 247
250#ifdef CONFIG_X86_LOCAL_APIC 248#ifdef CONFIG_X86_LOCAL_APIC
251 smp_found_config = 1; 249 smp_found_config = 1;
diff --git a/arch/x86/kernel/vmi_32.c b/arch/x86/kernel/vmi_32.c
index 6ca515d6db54..edfb09f30479 100644
--- a/arch/x86/kernel/vmi_32.c
+++ b/arch/x86/kernel/vmi_32.c
@@ -235,7 +235,7 @@ static void vmi_write_ldt_entry(struct desc_struct *dt, int entry,
235 const void *desc) 235 const void *desc)
236{ 236{
237 u32 *ldt_entry = (u32 *)desc; 237 u32 *ldt_entry = (u32 *)desc;
238 vmi_ops.write_idt_entry(dt, entry, ldt_entry[0], ldt_entry[1]); 238 vmi_ops.write_ldt_entry(dt, entry, ldt_entry[0], ldt_entry[1]);
239} 239}
240 240
241static void vmi_load_sp0(struct tss_struct *tss, 241static void vmi_load_sp0(struct tss_struct *tss,
diff --git a/arch/x86/kernel/vmlinux_32.lds.S b/arch/x86/kernel/vmlinux_32.lds.S
index cdb2363697d2..af5bdad84604 100644
--- a/arch/x86/kernel/vmlinux_32.lds.S
+++ b/arch/x86/kernel/vmlinux_32.lds.S
@@ -209,3 +209,11 @@ SECTIONS
209 209
210 DWARF_DEBUG 210 DWARF_DEBUG
211} 211}
212
213#ifdef CONFIG_KEXEC
214/* Link time checks */
215#include <asm/kexec.h>
216
217ASSERT(kexec_control_code_size <= KEXEC_CONTROL_CODE_MAX_SIZE,
218 "kexec control code size is too big")
219#endif
diff --git a/arch/x86/kernel/vsmp_64.c b/arch/x86/kernel/vsmp_64.c
index 0c029e8959c7..7766d36983fc 100644
--- a/arch/x86/kernel/vsmp_64.c
+++ b/arch/x86/kernel/vsmp_64.c
@@ -61,7 +61,7 @@ static void vsmp_irq_enable(void)
61 native_restore_fl((flags | X86_EFLAGS_IF) & (~X86_EFLAGS_AC)); 61 native_restore_fl((flags | X86_EFLAGS_IF) & (~X86_EFLAGS_AC));
62} 62}
63 63
64static unsigned __init vsmp_patch(u8 type, u16 clobbers, void *ibuf, 64static unsigned __init_or_module vsmp_patch(u8 type, u16 clobbers, void *ibuf,
65 unsigned long addr, unsigned len) 65 unsigned long addr, unsigned len)
66{ 66{
67 switch (type) { 67 switch (type) {
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 0bfe2bd305eb..3da2508eb22a 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -711,6 +711,10 @@ static int kvm_age_rmapp(struct kvm *kvm, unsigned long *rmapp)
711 u64 *spte; 711 u64 *spte;
712 int young = 0; 712 int young = 0;
713 713
714 /* always return old for EPT */
715 if (!shadow_accessed_mask)
716 return 0;
717
714 spte = rmap_next(kvm, rmapp, NULL); 718 spte = rmap_next(kvm, rmapp, NULL);
715 while (spte) { 719 while (spte) {
716 int _young; 720 int _young;
diff --git a/arch/x86/kvm/paging_tmpl.h b/arch/x86/kvm/paging_tmpl.h
index f72ac1fa35f0..4a814bff21f2 100644
--- a/arch/x86/kvm/paging_tmpl.h
+++ b/arch/x86/kvm/paging_tmpl.h
@@ -345,7 +345,7 @@ static u64 *FNAME(fetch)(struct kvm_vcpu *vcpu, gva_t addr,
345 shadow_addr = __pa(shadow_page->spt); 345 shadow_addr = __pa(shadow_page->spt);
346 shadow_pte = shadow_addr | PT_PRESENT_MASK | PT_ACCESSED_MASK 346 shadow_pte = shadow_addr | PT_PRESENT_MASK | PT_ACCESSED_MASK
347 | PT_WRITABLE_MASK | PT_USER_MASK; 347 | PT_WRITABLE_MASK | PT_USER_MASK;
348 *shadow_ent = shadow_pte; 348 set_shadow_pte(shadow_ent, shadow_pte);
349 } 349 }
350 350
351 mmu_set_spte(vcpu, shadow_ent, access, walker->pte_access & access, 351 mmu_set_spte(vcpu, shadow_ent, access, walker->pte_access & access,
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index e2ee264740c7..8233b86c778c 100644
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -62,6 +62,7 @@ static int npt = 1;
62module_param(npt, int, S_IRUGO); 62module_param(npt, int, S_IRUGO);
63 63
64static void kvm_reput_irq(struct vcpu_svm *svm); 64static void kvm_reput_irq(struct vcpu_svm *svm);
65static void svm_flush_tlb(struct kvm_vcpu *vcpu);
65 66
66static inline struct vcpu_svm *to_svm(struct kvm_vcpu *vcpu) 67static inline struct vcpu_svm *to_svm(struct kvm_vcpu *vcpu)
67{ 68{
@@ -878,6 +879,10 @@ set:
878static void svm_set_cr4(struct kvm_vcpu *vcpu, unsigned long cr4) 879static void svm_set_cr4(struct kvm_vcpu *vcpu, unsigned long cr4)
879{ 880{
880 unsigned long host_cr4_mce = read_cr4() & X86_CR4_MCE; 881 unsigned long host_cr4_mce = read_cr4() & X86_CR4_MCE;
882 unsigned long old_cr4 = to_svm(vcpu)->vmcb->save.cr4;
883
884 if (npt_enabled && ((old_cr4 ^ cr4) & X86_CR4_PGE))
885 force_new_asid(vcpu);
881 886
882 vcpu->arch.cr4 = cr4; 887 vcpu->arch.cr4 = cr4;
883 if (!npt_enabled) 888 if (!npt_enabled)
@@ -1027,6 +1032,13 @@ static int pf_interception(struct vcpu_svm *svm, struct kvm_run *kvm_run)
1027 KVMTRACE_3D(TDP_FAULT, &svm->vcpu, error_code, 1032 KVMTRACE_3D(TDP_FAULT, &svm->vcpu, error_code,
1028 (u32)fault_address, (u32)(fault_address >> 32), 1033 (u32)fault_address, (u32)(fault_address >> 32),
1029 handler); 1034 handler);
1035 /*
1036 * FIXME: Tis shouldn't be necessary here, but there is a flush
1037 * missing in the MMU code. Until we find this bug, flush the
1038 * complete TLB here on an NPF
1039 */
1040 if (npt_enabled)
1041 svm_flush_tlb(&svm->vcpu);
1030 1042
1031 if (event_injection) 1043 if (event_injection)
1032 kvm_mmu_unprotect_page_virt(&svm->vcpu, fault_address); 1044 kvm_mmu_unprotect_page_virt(&svm->vcpu, fault_address);
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index 2a69773e3b26..7041cc52b562 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -3301,8 +3301,7 @@ static int __init vmx_init(void)
3301 kvm_mmu_set_base_ptes(VMX_EPT_READABLE_MASK | 3301 kvm_mmu_set_base_ptes(VMX_EPT_READABLE_MASK |
3302 VMX_EPT_WRITABLE_MASK | 3302 VMX_EPT_WRITABLE_MASK |
3303 VMX_EPT_DEFAULT_MT << VMX_EPT_MT_EPTE_SHIFT); 3303 VMX_EPT_DEFAULT_MT << VMX_EPT_MT_EPTE_SHIFT);
3304 kvm_mmu_set_mask_ptes(0ull, VMX_EPT_FAKE_ACCESSED_MASK, 3304 kvm_mmu_set_mask_ptes(0ull, 0ull, 0ull, 0ull,
3305 VMX_EPT_FAKE_DIRTY_MASK, 0ull,
3306 VMX_EPT_EXECUTABLE_MASK); 3305 VMX_EPT_EXECUTABLE_MASK);
3307 kvm_enable_tdp(); 3306 kvm_enable_tdp();
3308 } else 3307 } else
diff --git a/arch/x86/kvm/vmx.h b/arch/x86/kvm/vmx.h
index 425a13436b3f..23e8373507ad 100644
--- a/arch/x86/kvm/vmx.h
+++ b/arch/x86/kvm/vmx.h
@@ -370,8 +370,6 @@ enum vmcs_field {
370#define VMX_EPT_READABLE_MASK 0x1ull 370#define VMX_EPT_READABLE_MASK 0x1ull
371#define VMX_EPT_WRITABLE_MASK 0x2ull 371#define VMX_EPT_WRITABLE_MASK 0x2ull
372#define VMX_EPT_EXECUTABLE_MASK 0x4ull 372#define VMX_EPT_EXECUTABLE_MASK 0x4ull
373#define VMX_EPT_FAKE_ACCESSED_MASK (1ull << 62)
374#define VMX_EPT_FAKE_DIRTY_MASK (1ull << 63)
375 373
376#define VMX_EPT_IDENTITY_PAGETABLE_ADDR 0xfffbc000ul 374#define VMX_EPT_IDENTITY_PAGETABLE_ADDR 0xfffbc000ul
377 375
diff --git a/arch/x86/lib/msr-on-cpu.c b/arch/x86/lib/msr-on-cpu.c
index d5a2b39f882b..01b868ba82f8 100644
--- a/arch/x86/lib/msr-on-cpu.c
+++ b/arch/x86/lib/msr-on-cpu.c
@@ -30,10 +30,11 @@ static int _rdmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h, int safe)
30 30
31 rv.msr_no = msr_no; 31 rv.msr_no = msr_no;
32 if (safe) { 32 if (safe) {
33 smp_call_function_single(cpu, __rdmsr_safe_on_cpu, &rv, 1); 33 err = smp_call_function_single(cpu, __rdmsr_safe_on_cpu,
34 err = rv.err; 34 &rv, 1);
35 err = err ? err : rv.err;
35 } else { 36 } else {
36 smp_call_function_single(cpu, __rdmsr_on_cpu, &rv, 1); 37 err = smp_call_function_single(cpu, __rdmsr_on_cpu, &rv, 1);
37 } 38 }
38 *l = rv.l; 39 *l = rv.l;
39 *h = rv.h; 40 *h = rv.h;
@@ -64,23 +65,24 @@ static int _wrmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h, int safe)
64 rv.l = l; 65 rv.l = l;
65 rv.h = h; 66 rv.h = h;
66 if (safe) { 67 if (safe) {
67 smp_call_function_single(cpu, __wrmsr_safe_on_cpu, &rv, 1); 68 err = smp_call_function_single(cpu, __wrmsr_safe_on_cpu,
68 err = rv.err; 69 &rv, 1);
70 err = err ? err : rv.err;
69 } else { 71 } else {
70 smp_call_function_single(cpu, __wrmsr_on_cpu, &rv, 1); 72 err = smp_call_function_single(cpu, __wrmsr_on_cpu, &rv, 1);
71 } 73 }
72 74
73 return err; 75 return err;
74} 76}
75 77
76void wrmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h) 78int wrmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h)
77{ 79{
78 _wrmsr_on_cpu(cpu, msr_no, l, h, 0); 80 return _wrmsr_on_cpu(cpu, msr_no, l, h, 0);
79} 81}
80 82
81void rdmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h) 83int rdmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h)
82{ 84{
83 _rdmsr_on_cpu(cpu, msr_no, l, h, 0); 85 return _rdmsr_on_cpu(cpu, msr_no, l, h, 0);
84} 86}
85 87
86/* These "safe" variants are slower and should be used when the target MSR 88/* These "safe" variants are slower and should be used when the target MSR
diff --git a/arch/x86/mach-rdc321x/platform.c b/arch/x86/mach-rdc321x/platform.c
index a037041817c7..4f4e50c3ad3b 100644
--- a/arch/x86/mach-rdc321x/platform.c
+++ b/arch/x86/mach-rdc321x/platform.c
@@ -25,7 +25,6 @@
25#include <linux/list.h> 25#include <linux/list.h>
26#include <linux/device.h> 26#include <linux/device.h>
27#include <linux/platform_device.h> 27#include <linux/platform_device.h>
28#include <linux/version.h>
29#include <linux/leds.h> 28#include <linux/leds.h>
30 29
31#include <asm/gpio.h> 30#include <asm/gpio.h>
diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c
index 4974e97dedfe..6b9a9358b330 100644
--- a/arch/x86/mm/init_32.c
+++ b/arch/x86/mm/init_32.c
@@ -459,11 +459,7 @@ static void __init pagetable_init(void)
459{ 459{
460 pgd_t *pgd_base = swapper_pg_dir; 460 pgd_t *pgd_base = swapper_pg_dir;
461 461
462 paravirt_pagetable_setup_start(pgd_base);
463
464 permanent_kmaps_init(pgd_base); 462 permanent_kmaps_init(pgd_base);
465
466 paravirt_pagetable_setup_done(pgd_base);
467} 463}
468 464
469#ifdef CONFIG_ACPI_SLEEP 465#ifdef CONFIG_ACPI_SLEEP
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index 129618ca0ea2..d3746efb060d 100644
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -60,7 +60,7 @@ static unsigned long dma_reserve __initdata;
60 60
61DEFINE_PER_CPU(struct mmu_gather, mmu_gathers); 61DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
62 62
63int direct_gbpages __meminitdata 63int direct_gbpages
64#ifdef CONFIG_DIRECT_GBPAGES 64#ifdef CONFIG_DIRECT_GBPAGES
65 = 1 65 = 1
66#endif 66#endif
@@ -88,7 +88,11 @@ early_param("gbpages", parse_direct_gbpages_on);
88 88
89int after_bootmem; 89int after_bootmem;
90 90
91static __init void *spp_getpage(void) 91/*
92 * NOTE: This function is marked __ref because it calls __init function
93 * (alloc_bootmem_pages). It's safe to do it ONLY when after_bootmem == 0.
94 */
95static __ref void *spp_getpage(void)
92{ 96{
93 void *ptr; 97 void *ptr;
94 98
@@ -237,7 +241,7 @@ static unsigned long __initdata table_start;
237static unsigned long __meminitdata table_end; 241static unsigned long __meminitdata table_end;
238static unsigned long __meminitdata table_top; 242static unsigned long __meminitdata table_top;
239 243
240static __meminit void *alloc_low_page(unsigned long *phys) 244static __ref void *alloc_low_page(unsigned long *phys)
241{ 245{
242 unsigned long pfn = table_end++; 246 unsigned long pfn = table_end++;
243 void *adr; 247 void *adr;
@@ -258,7 +262,7 @@ static __meminit void *alloc_low_page(unsigned long *phys)
258 return adr; 262 return adr;
259} 263}
260 264
261static __meminit void unmap_low_page(void *adr) 265static __ref void unmap_low_page(void *adr)
262{ 266{
263 if (after_bootmem) 267 if (after_bootmem)
264 return; 268 return;
@@ -314,6 +318,7 @@ phys_pmd_init(pmd_t *pmd_page, unsigned long address, unsigned long end,
314{ 318{
315 unsigned long pages = 0; 319 unsigned long pages = 0;
316 unsigned long last_map_addr = end; 320 unsigned long last_map_addr = end;
321 unsigned long start = address;
317 322
318 int i = pmd_index(address); 323 int i = pmd_index(address);
319 324
@@ -331,16 +336,24 @@ phys_pmd_init(pmd_t *pmd_page, unsigned long address, unsigned long end,
331 } 336 }
332 337
333 if (pmd_val(*pmd)) { 338 if (pmd_val(*pmd)) {
334 if (!pmd_large(*pmd)) 339 if (!pmd_large(*pmd)) {
340 spin_lock(&init_mm.page_table_lock);
335 last_map_addr = phys_pte_update(pmd, address, 341 last_map_addr = phys_pte_update(pmd, address,
336 end); 342 end);
343 spin_unlock(&init_mm.page_table_lock);
344 }
345 /* Count entries we're using from level2_ident_pgt */
346 if (start == 0)
347 pages++;
337 continue; 348 continue;
338 } 349 }
339 350
340 if (page_size_mask & (1<<PG_LEVEL_2M)) { 351 if (page_size_mask & (1<<PG_LEVEL_2M)) {
341 pages++; 352 pages++;
353 spin_lock(&init_mm.page_table_lock);
342 set_pte((pte_t *)pmd, 354 set_pte((pte_t *)pmd,
343 pfn_pte(address >> PAGE_SHIFT, PAGE_KERNEL_LARGE)); 355 pfn_pte(address >> PAGE_SHIFT, PAGE_KERNEL_LARGE));
356 spin_unlock(&init_mm.page_table_lock);
344 last_map_addr = (address & PMD_MASK) + PMD_SIZE; 357 last_map_addr = (address & PMD_MASK) + PMD_SIZE;
345 continue; 358 continue;
346 } 359 }
@@ -349,7 +362,9 @@ phys_pmd_init(pmd_t *pmd_page, unsigned long address, unsigned long end,
349 last_map_addr = phys_pte_init(pte, address, end); 362 last_map_addr = phys_pte_init(pte, address, end);
350 unmap_low_page(pte); 363 unmap_low_page(pte);
351 364
365 spin_lock(&init_mm.page_table_lock);
352 pmd_populate_kernel(&init_mm, pmd, __va(pte_phys)); 366 pmd_populate_kernel(&init_mm, pmd, __va(pte_phys));
367 spin_unlock(&init_mm.page_table_lock);
353 } 368 }
354 update_page_count(PG_LEVEL_2M, pages); 369 update_page_count(PG_LEVEL_2M, pages);
355 return last_map_addr; 370 return last_map_addr;
@@ -362,9 +377,7 @@ phys_pmd_update(pud_t *pud, unsigned long address, unsigned long end,
362 pmd_t *pmd = pmd_offset(pud, 0); 377 pmd_t *pmd = pmd_offset(pud, 0);
363 unsigned long last_map_addr; 378 unsigned long last_map_addr;
364 379
365 spin_lock(&init_mm.page_table_lock);
366 last_map_addr = phys_pmd_init(pmd, address, end, page_size_mask); 380 last_map_addr = phys_pmd_init(pmd, address, end, page_size_mask);
367 spin_unlock(&init_mm.page_table_lock);
368 __flush_tlb_all(); 381 __flush_tlb_all();
369 return last_map_addr; 382 return last_map_addr;
370} 383}
@@ -400,20 +413,21 @@ phys_pud_init(pud_t *pud_page, unsigned long addr, unsigned long end,
400 413
401 if (page_size_mask & (1<<PG_LEVEL_1G)) { 414 if (page_size_mask & (1<<PG_LEVEL_1G)) {
402 pages++; 415 pages++;
416 spin_lock(&init_mm.page_table_lock);
403 set_pte((pte_t *)pud, 417 set_pte((pte_t *)pud,
404 pfn_pte(addr >> PAGE_SHIFT, PAGE_KERNEL_LARGE)); 418 pfn_pte(addr >> PAGE_SHIFT, PAGE_KERNEL_LARGE));
419 spin_unlock(&init_mm.page_table_lock);
405 last_map_addr = (addr & PUD_MASK) + PUD_SIZE; 420 last_map_addr = (addr & PUD_MASK) + PUD_SIZE;
406 continue; 421 continue;
407 } 422 }
408 423
409 pmd = alloc_low_page(&pmd_phys); 424 pmd = alloc_low_page(&pmd_phys);
410
411 spin_lock(&init_mm.page_table_lock);
412 last_map_addr = phys_pmd_init(pmd, addr, end, page_size_mask); 425 last_map_addr = phys_pmd_init(pmd, addr, end, page_size_mask);
413 unmap_low_page(pmd); 426 unmap_low_page(pmd);
427
428 spin_lock(&init_mm.page_table_lock);
414 pud_populate(&init_mm, pud, __va(pmd_phys)); 429 pud_populate(&init_mm, pud, __va(pmd_phys));
415 spin_unlock(&init_mm.page_table_lock); 430 spin_unlock(&init_mm.page_table_lock);
416
417 } 431 }
418 __flush_tlb_all(); 432 __flush_tlb_all();
419 update_page_count(PG_LEVEL_1G, pages); 433 update_page_count(PG_LEVEL_1G, pages);
@@ -505,16 +519,14 @@ static unsigned long __init kernel_physical_mapping_init(unsigned long start,
505 continue; 519 continue;
506 } 520 }
507 521
508 if (after_bootmem) 522 pud = alloc_low_page(&pud_phys);
509 pud = pud_offset(pgd, start & PGDIR_MASK);
510 else
511 pud = alloc_low_page(&pud_phys);
512
513 last_map_addr = phys_pud_init(pud, __pa(start), __pa(next), 523 last_map_addr = phys_pud_init(pud, __pa(start), __pa(next),
514 page_size_mask); 524 page_size_mask);
515 unmap_low_page(pud); 525 unmap_low_page(pud);
516 pgd_populate(&init_mm, pgd_offset_k(start), 526
517 __va(pud_phys)); 527 spin_lock(&init_mm.page_table_lock);
528 pgd_populate(&init_mm, pgd, __va(pud_phys));
529 spin_unlock(&init_mm.page_table_lock);
518 } 530 }
519 531
520 return last_map_addr; 532 return last_map_addr;
diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c
index fba57be9af68..cac6da54203b 100644
--- a/arch/x86/mm/ioremap.c
+++ b/arch/x86/mm/ioremap.c
@@ -170,7 +170,7 @@ static void __iomem *__ioremap_caller(resource_size_t phys_addr,
170 phys_addr &= PAGE_MASK; 170 phys_addr &= PAGE_MASK;
171 size = PAGE_ALIGN(last_addr+1) - phys_addr; 171 size = PAGE_ALIGN(last_addr+1) - phys_addr;
172 172
173 retval = reserve_memtype(phys_addr, phys_addr + size, 173 retval = reserve_memtype(phys_addr, (u64)phys_addr + size,
174 prot_val, &new_prot_val); 174 prot_val, &new_prot_val);
175 if (retval) { 175 if (retval) {
176 pr_debug("Warning: reserve_memtype returned %d\n", retval); 176 pr_debug("Warning: reserve_memtype returned %d\n", retval);
@@ -553,13 +553,11 @@ static int __init check_early_ioremap_leak(void)
553{ 553{
554 if (!early_ioremap_nested) 554 if (!early_ioremap_nested)
555 return 0; 555 return 0;
556 556 WARN(1, KERN_WARNING
557 printk(KERN_WARNING
558 "Debug warning: early ioremap leak of %d areas detected.\n", 557 "Debug warning: early ioremap leak of %d areas detected.\n",
559 early_ioremap_nested); 558 early_ioremap_nested);
560 printk(KERN_WARNING 559 printk(KERN_WARNING
561 "please boot with early_ioremap_debug and report the dmesg.\n"); 560 "please boot with early_ioremap_debug and report the dmesg.\n");
562 WARN_ON(1);
563 561
564 return 1; 562 return 1;
565} 563}
diff --git a/arch/x86/mm/mmio-mod.c b/arch/x86/mm/mmio-mod.c
index e7397e108beb..635b50e85581 100644
--- a/arch/x86/mm/mmio-mod.c
+++ b/arch/x86/mm/mmio-mod.c
@@ -430,7 +430,9 @@ static void enter_uniprocessor(void)
430 "may miss events.\n"); 430 "may miss events.\n");
431} 431}
432 432
433static void leave_uniprocessor(void) 433/* __ref because leave_uniprocessor calls cpu_up which is __cpuinit,
434 but this whole function is ifdefed CONFIG_HOTPLUG_CPU */
435static void __ref leave_uniprocessor(void)
434{ 436{
435 int cpu; 437 int cpu;
436 int err; 438 int err;
diff --git a/arch/x86/mm/pageattr-test.c b/arch/x86/mm/pageattr-test.c
index 0dcd42eb94e6..d4aa503caaa2 100644
--- a/arch/x86/mm/pageattr-test.c
+++ b/arch/x86/mm/pageattr-test.c
@@ -221,8 +221,7 @@ static int pageattr_test(void)
221 failed += print_split(&sc); 221 failed += print_split(&sc);
222 222
223 if (failed) { 223 if (failed) {
224 printk(KERN_ERR "NOT PASSED. Please report.\n"); 224 WARN(1, KERN_ERR "NOT PASSED. Please report.\n");
225 WARN_ON(1);
226 return -EINVAL; 225 return -EINVAL;
227 } else { 226 } else {
228 if (print) 227 if (print)
diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c
index 65c6e46bf059..43e2f8483e4f 100644
--- a/arch/x86/mm/pageattr.c
+++ b/arch/x86/mm/pageattr.c
@@ -55,13 +55,19 @@ static void split_page_count(int level)
55 55
56int arch_report_meminfo(char *page) 56int arch_report_meminfo(char *page)
57{ 57{
58 int n = sprintf(page, "DirectMap4k: %8lu\n" 58 int n = sprintf(page, "DirectMap4k: %8lu kB\n",
59 "DirectMap2M: %8lu\n", 59 direct_pages_count[PG_LEVEL_4K] << 2);
60 direct_pages_count[PG_LEVEL_4K], 60#if defined(CONFIG_X86_64) || defined(CONFIG_X86_PAE)
61 direct_pages_count[PG_LEVEL_2M]); 61 n += sprintf(page + n, "DirectMap2M: %8lu kB\n",
62 direct_pages_count[PG_LEVEL_2M] << 11);
63#else
64 n += sprintf(page + n, "DirectMap4M: %8lu kB\n",
65 direct_pages_count[PG_LEVEL_2M] << 12);
66#endif
62#ifdef CONFIG_X86_64 67#ifdef CONFIG_X86_64
63 n += sprintf(page + n, "DirectMap1G: %8lu\n", 68 if (direct_gbpages)
64 direct_pages_count[PG_LEVEL_1G]); 69 n += sprintf(page + n, "DirectMap1G: %8lu kB\n",
70 direct_pages_count[PG_LEVEL_1G] << 20);
65#endif 71#endif
66 return n; 72 return n;
67} 73}
@@ -592,10 +598,9 @@ repeat:
592 if (!pte_val(old_pte)) { 598 if (!pte_val(old_pte)) {
593 if (!primary) 599 if (!primary)
594 return 0; 600 return 0;
595 printk(KERN_WARNING "CPA: called for zero pte. " 601 WARN(1, KERN_WARNING "CPA: called for zero pte. "
596 "vaddr = %lx cpa->vaddr = %lx\n", address, 602 "vaddr = %lx cpa->vaddr = %lx\n", address,
597 cpa->vaddr); 603 cpa->vaddr);
598 WARN_ON(1);
599 return -EINVAL; 604 return -EINVAL;
600 } 605 }
601 606
@@ -844,7 +849,7 @@ int set_memory_uc(unsigned long addr, int numpages)
844 /* 849 /*
845 * for now UC MINUS. see comments in ioremap_nocache() 850 * for now UC MINUS. see comments in ioremap_nocache()
846 */ 851 */
847 if (reserve_memtype(addr, addr + numpages * PAGE_SIZE, 852 if (reserve_memtype(__pa(addr), __pa(addr) + numpages * PAGE_SIZE,
848 _PAGE_CACHE_UC_MINUS, NULL)) 853 _PAGE_CACHE_UC_MINUS, NULL))
849 return -EINVAL; 854 return -EINVAL;
850 855
@@ -863,7 +868,7 @@ int set_memory_wc(unsigned long addr, int numpages)
863 if (!pat_enabled) 868 if (!pat_enabled)
864 return set_memory_uc(addr, numpages); 869 return set_memory_uc(addr, numpages);
865 870
866 if (reserve_memtype(addr, addr + numpages * PAGE_SIZE, 871 if (reserve_memtype(__pa(addr), __pa(addr) + numpages * PAGE_SIZE,
867 _PAGE_CACHE_WC, NULL)) 872 _PAGE_CACHE_WC, NULL))
868 return -EINVAL; 873 return -EINVAL;
869 874
@@ -879,7 +884,7 @@ int _set_memory_wb(unsigned long addr, int numpages)
879 884
880int set_memory_wb(unsigned long addr, int numpages) 885int set_memory_wb(unsigned long addr, int numpages)
881{ 886{
882 free_memtype(addr, addr + numpages * PAGE_SIZE); 887 free_memtype(__pa(addr), __pa(addr) + numpages * PAGE_SIZE);
883 888
884 return _set_memory_wb(addr, numpages); 889 return _set_memory_wb(addr, numpages);
885} 890}
diff --git a/arch/x86/mm/pat.c b/arch/x86/mm/pat.c
index 2fe30916d4b6..2a50e0fa64a5 100644
--- a/arch/x86/mm/pat.c
+++ b/arch/x86/mm/pat.c
@@ -207,6 +207,9 @@ static int chk_conflict(struct memtype *new, struct memtype *entry,
207 return -EBUSY; 207 return -EBUSY;
208} 208}
209 209
210static struct memtype *cached_entry;
211static u64 cached_start;
212
210/* 213/*
211 * req_type typically has one of the: 214 * req_type typically has one of the:
212 * - _PAGE_CACHE_WB 215 * - _PAGE_CACHE_WB
@@ -280,11 +283,17 @@ int reserve_memtype(u64 start, u64 end, unsigned long req_type,
280 283
281 spin_lock(&memtype_lock); 284 spin_lock(&memtype_lock);
282 285
286 if (cached_entry && start >= cached_start)
287 entry = cached_entry;
288 else
289 entry = list_entry(&memtype_list, struct memtype, nd);
290
283 /* Search for existing mapping that overlaps the current range */ 291 /* Search for existing mapping that overlaps the current range */
284 where = NULL; 292 where = NULL;
285 list_for_each_entry(entry, &memtype_list, nd) { 293 list_for_each_entry_continue(entry, &memtype_list, nd) {
286 if (end <= entry->start) { 294 if (end <= entry->start) {
287 where = entry->nd.prev; 295 where = entry->nd.prev;
296 cached_entry = list_entry(where, struct memtype, nd);
288 break; 297 break;
289 } else if (start <= entry->start) { /* end > entry->start */ 298 } else if (start <= entry->start) { /* end > entry->start */
290 err = chk_conflict(new, entry, new_type); 299 err = chk_conflict(new, entry, new_type);
@@ -292,6 +301,8 @@ int reserve_memtype(u64 start, u64 end, unsigned long req_type,
292 dprintk("Overlap at 0x%Lx-0x%Lx\n", 301 dprintk("Overlap at 0x%Lx-0x%Lx\n",
293 entry->start, entry->end); 302 entry->start, entry->end);
294 where = entry->nd.prev; 303 where = entry->nd.prev;
304 cached_entry = list_entry(where,
305 struct memtype, nd);
295 } 306 }
296 break; 307 break;
297 } else if (start < entry->end) { /* start > entry->start */ 308 } else if (start < entry->end) { /* start > entry->start */
@@ -299,7 +310,20 @@ int reserve_memtype(u64 start, u64 end, unsigned long req_type,
299 if (!err) { 310 if (!err) {
300 dprintk("Overlap at 0x%Lx-0x%Lx\n", 311 dprintk("Overlap at 0x%Lx-0x%Lx\n",
301 entry->start, entry->end); 312 entry->start, entry->end);
302 where = &entry->nd; 313 cached_entry = list_entry(entry->nd.prev,
314 struct memtype, nd);
315
316 /*
317 * Move to right position in the linked
318 * list to add this new entry
319 */
320 list_for_each_entry_continue(entry,
321 &memtype_list, nd) {
322 if (start <= entry->start) {
323 where = entry->nd.prev;
324 break;
325 }
326 }
303 } 327 }
304 break; 328 break;
305 } 329 }
@@ -314,6 +338,8 @@ int reserve_memtype(u64 start, u64 end, unsigned long req_type,
314 return err; 338 return err;
315 } 339 }
316 340
341 cached_start = start;
342
317 if (where) 343 if (where)
318 list_add(&new->nd, where); 344 list_add(&new->nd, where);
319 else 345 else
@@ -343,6 +369,9 @@ int free_memtype(u64 start, u64 end)
343 spin_lock(&memtype_lock); 369 spin_lock(&memtype_lock);
344 list_for_each_entry(entry, &memtype_list, nd) { 370 list_for_each_entry(entry, &memtype_list, nd) {
345 if (entry->start == start && entry->end == end) { 371 if (entry->start == start && entry->end == end) {
372 if (cached_entry == entry || cached_start == start)
373 cached_entry = NULL;
374
346 list_del(&entry->nd); 375 list_del(&entry->nd);
347 kfree(entry); 376 kfree(entry);
348 err = 0; 377 err = 0;
@@ -361,14 +390,6 @@ int free_memtype(u64 start, u64 end)
361} 390}
362 391
363 392
364/*
365 * /dev/mem mmap interface. The memtype used for mapping varies:
366 * - Use UC for mappings with O_SYNC flag
367 * - Without O_SYNC flag, if there is any conflict in reserve_memtype,
368 * inherit the memtype from existing mapping.
369 * - Else use UC_MINUS memtype (for backward compatibility with existing
370 * X drivers.
371 */
372pgprot_t phys_mem_access_prot(struct file *file, unsigned long pfn, 393pgprot_t phys_mem_access_prot(struct file *file, unsigned long pfn,
373 unsigned long size, pgprot_t vma_prot) 394 unsigned long size, pgprot_t vma_prot)
374{ 395{
@@ -406,14 +427,14 @@ int phys_mem_access_prot_allowed(struct file *file, unsigned long pfn,
406 unsigned long size, pgprot_t *vma_prot) 427 unsigned long size, pgprot_t *vma_prot)
407{ 428{
408 u64 offset = ((u64) pfn) << PAGE_SHIFT; 429 u64 offset = ((u64) pfn) << PAGE_SHIFT;
409 unsigned long flags = _PAGE_CACHE_UC_MINUS; 430 unsigned long flags = -1;
410 int retval; 431 int retval;
411 432
412 if (!range_is_allowed(pfn, size)) 433 if (!range_is_allowed(pfn, size))
413 return 0; 434 return 0;
414 435
415 if (file->f_flags & O_SYNC) { 436 if (file->f_flags & O_SYNC) {
416 flags = _PAGE_CACHE_UC; 437 flags = _PAGE_CACHE_UC_MINUS;
417 } 438 }
418 439
419#ifdef CONFIG_X86_32 440#ifdef CONFIG_X86_32
@@ -436,13 +457,14 @@ int phys_mem_access_prot_allowed(struct file *file, unsigned long pfn,
436#endif 457#endif
437 458
438 /* 459 /*
439 * With O_SYNC, we can only take UC mapping. Fail if we cannot. 460 * With O_SYNC, we can only take UC_MINUS mapping. Fail if we cannot.
461 *
440 * Without O_SYNC, we want to get 462 * Without O_SYNC, we want to get
441 * - WB for WB-able memory and no other conflicting mappings 463 * - WB for WB-able memory and no other conflicting mappings
442 * - UC_MINUS for non-WB-able memory with no other conflicting mappings 464 * - UC_MINUS for non-WB-able memory with no other conflicting mappings
443 * - Inherit from confliting mappings otherwise 465 * - Inherit from confliting mappings otherwise
444 */ 466 */
445 if (flags != _PAGE_CACHE_UC_MINUS) { 467 if (flags != -1) {
446 retval = reserve_memtype(offset, offset + size, flags, NULL); 468 retval = reserve_memtype(offset, offset + size, flags, NULL);
447 } else { 469 } else {
448 retval = reserve_memtype(offset, offset + size, -1, &flags); 470 retval = reserve_memtype(offset, offset + size, -1, &flags);
diff --git a/arch/x86/mm/srat_32.c b/arch/x86/mm/srat_32.c
index 1eb2973a301c..16ae70fc57e7 100644
--- a/arch/x86/mm/srat_32.c
+++ b/arch/x86/mm/srat_32.c
@@ -178,7 +178,7 @@ void acpi_numa_arch_fixup(void)
178 * start of the node, and that the current "end" address is after 178 * start of the node, and that the current "end" address is after
179 * the previous one. 179 * the previous one.
180 */ 180 */
181static __init void node_read_chunk(int nid, struct node_memory_chunk_s *memory_chunk) 181static __init int node_read_chunk(int nid, struct node_memory_chunk_s *memory_chunk)
182{ 182{
183 /* 183 /*
184 * Only add present memory as told by the e820. 184 * Only add present memory as told by the e820.
@@ -189,10 +189,10 @@ static __init void node_read_chunk(int nid, struct node_memory_chunk_s *memory_c
189 if (memory_chunk->start_pfn >= max_pfn) { 189 if (memory_chunk->start_pfn >= max_pfn) {
190 printk(KERN_INFO "Ignoring SRAT pfns: %08lx - %08lx\n", 190 printk(KERN_INFO "Ignoring SRAT pfns: %08lx - %08lx\n",
191 memory_chunk->start_pfn, memory_chunk->end_pfn); 191 memory_chunk->start_pfn, memory_chunk->end_pfn);
192 return; 192 return -1;
193 } 193 }
194 if (memory_chunk->nid != nid) 194 if (memory_chunk->nid != nid)
195 return; 195 return -1;
196 196
197 if (!node_has_online_mem(nid)) 197 if (!node_has_online_mem(nid))
198 node_start_pfn[nid] = memory_chunk->start_pfn; 198 node_start_pfn[nid] = memory_chunk->start_pfn;
@@ -202,6 +202,8 @@ static __init void node_read_chunk(int nid, struct node_memory_chunk_s *memory_c
202 202
203 if (node_end_pfn[nid] < memory_chunk->end_pfn) 203 if (node_end_pfn[nid] < memory_chunk->end_pfn)
204 node_end_pfn[nid] = memory_chunk->end_pfn; 204 node_end_pfn[nid] = memory_chunk->end_pfn;
205
206 return 0;
205} 207}
206 208
207int __init get_memcfg_from_srat(void) 209int __init get_memcfg_from_srat(void)
@@ -259,7 +261,9 @@ int __init get_memcfg_from_srat(void)
259 printk(KERN_DEBUG 261 printk(KERN_DEBUG
260 "chunk %d nid %d start_pfn %08lx end_pfn %08lx\n", 262 "chunk %d nid %d start_pfn %08lx end_pfn %08lx\n",
261 j, chunk->nid, chunk->start_pfn, chunk->end_pfn); 263 j, chunk->nid, chunk->start_pfn, chunk->end_pfn);
262 node_read_chunk(chunk->nid, chunk); 264 if (node_read_chunk(chunk->nid, chunk))
265 continue;
266
263 e820_register_active_regions(chunk->nid, chunk->start_pfn, 267 e820_register_active_regions(chunk->nid, chunk->start_pfn,
264 min(chunk->end_pfn, max_pfn)); 268 min(chunk->end_pfn, max_pfn));
265 } 269 }
diff --git a/arch/x86/oprofile/nmi_int.c b/arch/x86/oprofile/nmi_int.c
index 3f90289410e6..8a5f1614a3d5 100644
--- a/arch/x86/oprofile/nmi_int.c
+++ b/arch/x86/oprofile/nmi_int.c
@@ -15,6 +15,7 @@
15#include <linux/slab.h> 15#include <linux/slab.h>
16#include <linux/moduleparam.h> 16#include <linux/moduleparam.h>
17#include <linux/kdebug.h> 17#include <linux/kdebug.h>
18#include <linux/cpu.h>
18#include <asm/nmi.h> 19#include <asm/nmi.h>
19#include <asm/msr.h> 20#include <asm/msr.h>
20#include <asm/apic.h> 21#include <asm/apic.h>
@@ -28,23 +29,48 @@ static DEFINE_PER_CPU(unsigned long, saved_lvtpc);
28 29
29static int nmi_start(void); 30static int nmi_start(void);
30static void nmi_stop(void); 31static void nmi_stop(void);
32static void nmi_cpu_start(void *dummy);
33static void nmi_cpu_stop(void *dummy);
31 34
32/* 0 == registered but off, 1 == registered and on */ 35/* 0 == registered but off, 1 == registered and on */
33static int nmi_enabled = 0; 36static int nmi_enabled = 0;
34 37
38#ifdef CONFIG_SMP
39static int oprofile_cpu_notifier(struct notifier_block *b, unsigned long action,
40 void *data)
41{
42 int cpu = (unsigned long)data;
43 switch (action) {
44 case CPU_DOWN_FAILED:
45 case CPU_ONLINE:
46 smp_call_function_single(cpu, nmi_cpu_start, NULL, 0);
47 break;
48 case CPU_DOWN_PREPARE:
49 smp_call_function_single(cpu, nmi_cpu_stop, NULL, 1);
50 break;
51 }
52 return NOTIFY_DONE;
53}
54
55static struct notifier_block oprofile_cpu_nb = {
56 .notifier_call = oprofile_cpu_notifier
57};
58#endif
59
35#ifdef CONFIG_PM 60#ifdef CONFIG_PM
36 61
37static int nmi_suspend(struct sys_device *dev, pm_message_t state) 62static int nmi_suspend(struct sys_device *dev, pm_message_t state)
38{ 63{
64 /* Only one CPU left, just stop that one */
39 if (nmi_enabled == 1) 65 if (nmi_enabled == 1)
40 nmi_stop(); 66 nmi_cpu_stop(NULL);
41 return 0; 67 return 0;
42} 68}
43 69
44static int nmi_resume(struct sys_device *dev) 70static int nmi_resume(struct sys_device *dev)
45{ 71{
46 if (nmi_enabled == 1) 72 if (nmi_enabled == 1)
47 nmi_start(); 73 nmi_cpu_start(NULL);
48 return 0; 74 return 0;
49} 75}
50 76
@@ -269,10 +295,12 @@ static void nmi_cpu_shutdown(void *dummy)
269 295
270static void nmi_shutdown(void) 296static void nmi_shutdown(void)
271{ 297{
272 struct op_msrs *msrs = &get_cpu_var(cpu_msrs); 298 struct op_msrs *msrs;
299
273 nmi_enabled = 0; 300 nmi_enabled = 0;
274 on_each_cpu(nmi_cpu_shutdown, NULL, 1); 301 on_each_cpu(nmi_cpu_shutdown, NULL, 1);
275 unregister_die_notifier(&profile_exceptions_nb); 302 unregister_die_notifier(&profile_exceptions_nb);
303 msrs = &get_cpu_var(cpu_msrs);
276 model->shutdown(msrs); 304 model->shutdown(msrs);
277 free_msrs(); 305 free_msrs();
278 put_cpu_var(cpu_msrs); 306 put_cpu_var(cpu_msrs);
@@ -463,6 +491,9 @@ int __init op_nmi_init(struct oprofile_operations *ops)
463 } 491 }
464 492
465 init_sysfs(); 493 init_sysfs();
494#ifdef CONFIG_SMP
495 register_cpu_notifier(&oprofile_cpu_nb);
496#endif
466 using_nmi = 1; 497 using_nmi = 1;
467 ops->create_files = nmi_create_files; 498 ops->create_files = nmi_create_files;
468 ops->setup = nmi_setup; 499 ops->setup = nmi_setup;
@@ -476,6 +507,10 @@ int __init op_nmi_init(struct oprofile_operations *ops)
476 507
477void op_nmi_exit(void) 508void op_nmi_exit(void)
478{ 509{
479 if (using_nmi) 510 if (using_nmi) {
480 exit_sysfs(); 511 exit_sysfs();
512#ifdef CONFIG_SMP
513 unregister_cpu_notifier(&oprofile_cpu_nb);
514#endif
515 }
481} 516}
diff --git a/arch/x86/pci/amd_bus.c b/arch/x86/pci/amd_bus.c
index dbf532369711..6a0fca78c362 100644
--- a/arch/x86/pci/amd_bus.c
+++ b/arch/x86/pci/amd_bus.c
@@ -1,6 +1,7 @@
1#include <linux/init.h> 1#include <linux/init.h>
2#include <linux/pci.h> 2#include <linux/pci.h>
3#include <linux/topology.h> 3#include <linux/topology.h>
4#include <linux/cpu.h>
4#include "pci.h" 5#include "pci.h"
5 6
6#ifdef CONFIG_X86_64 7#ifdef CONFIG_X86_64
@@ -555,15 +556,17 @@ static int __init early_fill_mp_bus_info(void)
555 return 0; 556 return 0;
556} 557}
557 558
558postcore_initcall(early_fill_mp_bus_info); 559#else /* !CONFIG_X86_64 */
559 560
560#endif 561static int __init early_fill_mp_bus_info(void) { return 0; }
562
563#endif /* !CONFIG_X86_64 */
561 564
562/* common 32/64 bit code */ 565/* common 32/64 bit code */
563 566
564#define ENABLE_CF8_EXT_CFG (1ULL << 46) 567#define ENABLE_CF8_EXT_CFG (1ULL << 46)
565 568
566static void enable_pci_io_ecs_per_cpu(void *unused) 569static void enable_pci_io_ecs(void *unused)
567{ 570{
568 u64 reg; 571 u64 reg;
569 rdmsrl(MSR_AMD64_NB_CFG, reg); 572 rdmsrl(MSR_AMD64_NB_CFG, reg);
@@ -573,14 +576,51 @@ static void enable_pci_io_ecs_per_cpu(void *unused)
573 } 576 }
574} 577}
575 578
576static int __init enable_pci_io_ecs(void) 579static int __cpuinit amd_cpu_notify(struct notifier_block *self,
580 unsigned long action, void *hcpu)
577{ 581{
582 int cpu = (long)hcpu;
583 switch(action) {
584 case CPU_ONLINE:
585 case CPU_ONLINE_FROZEN:
586 smp_call_function_single(cpu, enable_pci_io_ecs, NULL, 0);
587 break;
588 default:
589 break;
590 }
591 return NOTIFY_OK;
592}
593
594static struct notifier_block __cpuinitdata amd_cpu_notifier = {
595 .notifier_call = amd_cpu_notify,
596};
597
598static int __init pci_io_ecs_init(void)
599{
600 int cpu;
601
578 /* assume all cpus from fam10h have IO ECS */ 602 /* assume all cpus from fam10h have IO ECS */
579 if (boot_cpu_data.x86 < 0x10) 603 if (boot_cpu_data.x86 < 0x10)
580 return 0; 604 return 0;
581 on_each_cpu(enable_pci_io_ecs_per_cpu, NULL, 1); 605
606 register_cpu_notifier(&amd_cpu_notifier);
607 for_each_online_cpu(cpu)
608 amd_cpu_notify(&amd_cpu_notifier, (unsigned long)CPU_ONLINE,
609 (void *)(long)cpu);
582 pci_probe |= PCI_HAS_IO_ECS; 610 pci_probe |= PCI_HAS_IO_ECS;
611
612 return 0;
613}
614
615static int __init amd_postcore_init(void)
616{
617 if (boot_cpu_data.x86_vendor != X86_VENDOR_AMD)
618 return 0;
619
620 early_fill_mp_bus_info();
621 pci_io_ecs_init();
622
583 return 0; 623 return 0;
584} 624}
585 625
586postcore_initcall(enable_pci_io_ecs); 626postcore_initcall(amd_postcore_init);
diff --git a/arch/x86/pci/i386.c b/arch/x86/pci/i386.c
index 5807d1bc73f7..8791fc55e715 100644
--- a/arch/x86/pci/i386.c
+++ b/arch/x86/pci/i386.c
@@ -128,8 +128,7 @@ static void __init pcibios_allocate_bus_resources(struct list_head *bus_list)
128 pr = pci_find_parent_resource(dev, r); 128 pr = pci_find_parent_resource(dev, r);
129 if (!r->start || !pr || 129 if (!r->start || !pr ||
130 request_resource(pr, r) < 0) { 130 request_resource(pr, r) < 0) {
131 dev_err(&dev->dev, "BAR %d: can't " 131 dev_err(&dev->dev, "BAR %d: can't allocate resource\n", idx);
132 "allocate resource\n", idx);
133 /* 132 /*
134 * Something is wrong with the region. 133 * Something is wrong with the region.
135 * Invalidate the resource to prevent 134 * Invalidate the resource to prevent
@@ -164,15 +163,13 @@ static void __init pcibios_allocate_resources(int pass)
164 else 163 else
165 disabled = !(command & PCI_COMMAND_MEMORY); 164 disabled = !(command & PCI_COMMAND_MEMORY);
166 if (pass == disabled) { 165 if (pass == disabled) {
167 dev_dbg(&dev->dev, "resource %#08llx-%#08llx " 166 dev_dbg(&dev->dev, "resource %#08llx-%#08llx (f=%lx, d=%d, p=%d)\n",
168 "(f=%lx, d=%d, p=%d)\n",
169 (unsigned long long) r->start, 167 (unsigned long long) r->start,
170 (unsigned long long) r->end, 168 (unsigned long long) r->end,
171 r->flags, disabled, pass); 169 r->flags, disabled, pass);
172 pr = pci_find_parent_resource(dev, r); 170 pr = pci_find_parent_resource(dev, r);
173 if (!pr || request_resource(pr, r) < 0) { 171 if (!pr || request_resource(pr, r) < 0) {
174 dev_err(&dev->dev, "BAR %d: can't " 172 dev_err(&dev->dev, "BAR %d: can't allocate resource\n", idx);
175 "allocate resource\n", idx);
176 /* We'll assign a new address later */ 173 /* We'll assign a new address later */
177 r->end -= r->start; 174 r->end -= r->start;
178 r->start = 0; 175 r->start = 0;
diff --git a/arch/x86/pci/irq.c b/arch/x86/pci/irq.c
index fec0123b33a9..8e077185e185 100644
--- a/arch/x86/pci/irq.c
+++ b/arch/x86/pci/irq.c
@@ -590,6 +590,8 @@ static __init int intel_router_probe(struct irq_router *r, struct pci_dev *route
590 case PCI_DEVICE_ID_INTEL_ICH10_1: 590 case PCI_DEVICE_ID_INTEL_ICH10_1:
591 case PCI_DEVICE_ID_INTEL_ICH10_2: 591 case PCI_DEVICE_ID_INTEL_ICH10_2:
592 case PCI_DEVICE_ID_INTEL_ICH10_3: 592 case PCI_DEVICE_ID_INTEL_ICH10_3:
593 case PCI_DEVICE_ID_INTEL_PCH_0:
594 case PCI_DEVICE_ID_INTEL_PCH_1:
593 r->name = "PIIX/ICH"; 595 r->name = "PIIX/ICH";
594 r->get = pirq_piix_get; 596 r->get = pirq_piix_get;
595 r->set = pirq_piix_set; 597 r->set = pirq_piix_set;
diff --git a/arch/x86/pci/legacy.c b/arch/x86/pci/legacy.c
index ec9ce35e44d6..b722dd481b39 100644
--- a/arch/x86/pci/legacy.c
+++ b/arch/x86/pci/legacy.c
@@ -14,7 +14,7 @@ static void __devinit pcibios_fixup_peer_bridges(void)
14 int n, devfn; 14 int n, devfn;
15 long node; 15 long node;
16 16
17 if (pcibios_last_bus <= 0 || pcibios_last_bus >= 0xff) 17 if (pcibios_last_bus <= 0 || pcibios_last_bus > 0xff)
18 return; 18 return;
19 DBG("PCI: Peer bridge fixup\n"); 19 DBG("PCI: Peer bridge fixup\n");
20 20
diff --git a/arch/x86/pci/mmconfig-shared.c b/arch/x86/pci/mmconfig-shared.c
index 23faaa890ffc..d9635764ce3d 100644
--- a/arch/x86/pci/mmconfig-shared.c
+++ b/arch/x86/pci/mmconfig-shared.c
@@ -293,7 +293,7 @@ static acpi_status __init find_mboard_resource(acpi_handle handle, u32 lvl,
293 return AE_OK; 293 return AE_OK;
294} 294}
295 295
296static int __init is_acpi_reserved(unsigned long start, unsigned long end) 296static int __init is_acpi_reserved(u64 start, u64 end, unsigned not_used)
297{ 297{
298 struct resource mcfg_res; 298 struct resource mcfg_res;
299 299
@@ -310,6 +310,41 @@ static int __init is_acpi_reserved(unsigned long start, unsigned long end)
310 return mcfg_res.flags; 310 return mcfg_res.flags;
311} 311}
312 312
313typedef int (*check_reserved_t)(u64 start, u64 end, unsigned type);
314
315static int __init is_mmconf_reserved(check_reserved_t is_reserved,
316 u64 addr, u64 size, int i,
317 typeof(pci_mmcfg_config[0]) *cfg, int with_e820)
318{
319 u64 old_size = size;
320 int valid = 0;
321
322 while (!is_reserved(addr, addr + size - 1, E820_RESERVED)) {
323 size >>= 1;
324 if (size < (16UL<<20))
325 break;
326 }
327
328 if (size >= (16UL<<20) || size == old_size) {
329 printk(KERN_NOTICE
330 "PCI: MCFG area at %Lx reserved in %s\n",
331 addr, with_e820?"E820":"ACPI motherboard resources");
332 valid = 1;
333
334 if (old_size != size) {
335 /* update end_bus_number */
336 cfg->end_bus_number = cfg->start_bus_number + ((size>>20) - 1);
337 printk(KERN_NOTICE "PCI: updated MCFG configuration %d: base %lx "
338 "segment %hu buses %u - %u\n",
339 i, (unsigned long)cfg->address, cfg->pci_segment,
340 (unsigned int)cfg->start_bus_number,
341 (unsigned int)cfg->end_bus_number);
342 }
343 }
344
345 return valid;
346}
347
313static void __init pci_mmcfg_reject_broken(int early) 348static void __init pci_mmcfg_reject_broken(int early)
314{ 349{
315 typeof(pci_mmcfg_config[0]) *cfg; 350 typeof(pci_mmcfg_config[0]) *cfg;
@@ -324,21 +359,22 @@ static void __init pci_mmcfg_reject_broken(int early)
324 359
325 for (i = 0; i < pci_mmcfg_config_num; i++) { 360 for (i = 0; i < pci_mmcfg_config_num; i++) {
326 int valid = 0; 361 int valid = 0;
327 u32 size = (cfg->end_bus_number + 1) << 20; 362 u64 addr, size;
363
328 cfg = &pci_mmcfg_config[i]; 364 cfg = &pci_mmcfg_config[i];
365 addr = cfg->start_bus_number;
366 addr <<= 20;
367 addr += cfg->address;
368 size = cfg->end_bus_number + 1 - cfg->start_bus_number;
369 size <<= 20;
329 printk(KERN_NOTICE "PCI: MCFG configuration %d: base %lx " 370 printk(KERN_NOTICE "PCI: MCFG configuration %d: base %lx "
330 "segment %hu buses %u - %u\n", 371 "segment %hu buses %u - %u\n",
331 i, (unsigned long)cfg->address, cfg->pci_segment, 372 i, (unsigned long)cfg->address, cfg->pci_segment,
332 (unsigned int)cfg->start_bus_number, 373 (unsigned int)cfg->start_bus_number,
333 (unsigned int)cfg->end_bus_number); 374 (unsigned int)cfg->end_bus_number);
334 375
335 if (!early && 376 if (!early)
336 is_acpi_reserved(cfg->address, cfg->address + size - 1)) { 377 valid = is_mmconf_reserved(is_acpi_reserved, addr, size, i, cfg, 0);
337 printk(KERN_NOTICE "PCI: MCFG area at %Lx reserved "
338 "in ACPI motherboard resources\n",
339 cfg->address);
340 valid = 1;
341 }
342 378
343 if (valid) 379 if (valid)
344 continue; 380 continue;
@@ -347,16 +383,11 @@ static void __init pci_mmcfg_reject_broken(int early)
347 printk(KERN_ERR "PCI: BIOS Bug: MCFG area at %Lx is not" 383 printk(KERN_ERR "PCI: BIOS Bug: MCFG area at %Lx is not"
348 " reserved in ACPI motherboard resources\n", 384 " reserved in ACPI motherboard resources\n",
349 cfg->address); 385 cfg->address);
386
350 /* Don't try to do this check unless configuration 387 /* Don't try to do this check unless configuration
351 type 1 is available. how about type 2 ?*/ 388 type 1 is available. how about type 2 ?*/
352 if (raw_pci_ops && e820_all_mapped(cfg->address, 389 if (raw_pci_ops)
353 cfg->address + size - 1, 390 valid = is_mmconf_reserved(e820_all_mapped, addr, size, i, cfg, 1);
354 E820_RESERVED)) {
355 printk(KERN_NOTICE
356 "PCI: MCFG area at %Lx reserved in E820\n",
357 cfg->address);
358 valid = 1;
359 }
360 391
361 if (!valid) 392 if (!valid)
362 goto reject; 393 goto reject;
@@ -365,7 +396,7 @@ static void __init pci_mmcfg_reject_broken(int early)
365 return; 396 return;
366 397
367reject: 398reject:
368 printk(KERN_ERR "PCI: Not using MMCONFIG.\n"); 399 printk(KERN_INFO "PCI: Not using MMCONFIG.\n");
369 pci_mmcfg_arch_free(); 400 pci_mmcfg_arch_free();
370 kfree(pci_mmcfg_config); 401 kfree(pci_mmcfg_config);
371 pci_mmcfg_config = NULL; 402 pci_mmcfg_config = NULL;
diff --git a/arch/x86/power/cpu_32.c b/arch/x86/power/cpu_32.c
index 7dc5d5cf50a2..d3e083dea720 100644
--- a/arch/x86/power/cpu_32.c
+++ b/arch/x86/power/cpu_32.c
@@ -45,7 +45,7 @@ static void __save_processor_state(struct saved_context *ctxt)
45 ctxt->cr0 = read_cr0(); 45 ctxt->cr0 = read_cr0();
46 ctxt->cr2 = read_cr2(); 46 ctxt->cr2 = read_cr2();
47 ctxt->cr3 = read_cr3(); 47 ctxt->cr3 = read_cr3();
48 ctxt->cr4 = read_cr4(); 48 ctxt->cr4 = read_cr4_safe();
49} 49}
50 50
51/* Needed by apm.c */ 51/* Needed by apm.c */
@@ -98,7 +98,9 @@ static void __restore_processor_state(struct saved_context *ctxt)
98 /* 98 /*
99 * control registers 99 * control registers
100 */ 100 */
101 write_cr4(ctxt->cr4); 101 /* cr4 was introduced in the Pentium CPU */
102 if (ctxt->cr4)
103 write_cr4(ctxt->cr4);
102 write_cr3(ctxt->cr3); 104 write_cr3(ctxt->cr3);
103 write_cr2(ctxt->cr2); 105 write_cr2(ctxt->cr2);
104 write_cr0(ctxt->cr0); 106 write_cr0(ctxt->cr0);
diff --git a/arch/x86/power/hibernate_asm_32.S b/arch/x86/power/hibernate_asm_32.S
index b95aa6cfe3cb..4fc7e872c85e 100644
--- a/arch/x86/power/hibernate_asm_32.S
+++ b/arch/x86/power/hibernate_asm_32.S
@@ -28,9 +28,9 @@ ENTRY(swsusp_arch_suspend)
28 ret 28 ret
29 29
30ENTRY(restore_image) 30ENTRY(restore_image)
31 movl resume_pg_dir, %ecx 31 movl resume_pg_dir, %eax
32 subl $__PAGE_OFFSET, %ecx 32 subl $__PAGE_OFFSET, %eax
33 movl %ecx, %cr3 33 movl %eax, %cr3
34 34
35 movl restore_pblist, %edx 35 movl restore_pblist, %edx
36 .p2align 4,,7 36 .p2align 4,,7
@@ -52,17 +52,21 @@ copy_loop:
52 52
53done: 53done:
54 /* go back to the original page tables */ 54 /* go back to the original page tables */
55 movl $swapper_pg_dir, %ecx 55 movl $swapper_pg_dir, %eax
56 subl $__PAGE_OFFSET, %ecx 56 subl $__PAGE_OFFSET, %eax
57 movl %ecx, %cr3 57 movl %eax, %cr3
58 /* Flush TLB, including "global" things (vmalloc) */ 58 /* Flush TLB, including "global" things (vmalloc) */
59 movl mmu_cr4_features, %eax 59 movl mmu_cr4_features, %ecx
60 movl %eax, %edx 60 jecxz 1f # cr4 Pentium and higher, skip if zero
61 movl %ecx, %edx
61 andl $~(1<<7), %edx; # PGE 62 andl $~(1<<7), %edx; # PGE
62 movl %edx, %cr4; # turn off PGE 63 movl %edx, %cr4; # turn off PGE
63 movl %cr3, %ecx; # flush TLB 641:
64 movl %ecx, %cr3 65 movl %cr3, %eax; # flush TLB
65 movl %eax, %cr4; # turn PGE back on 66 movl %eax, %cr3
67 jecxz 1f # cr4 Pentium and higher, skip if zero
68 movl %ecx, %cr4; # turn PGE back on
691:
66 70
67 movl saved_context_esp, %esp 71 movl saved_context_esp, %esp
68 movl saved_context_ebp, %ebp 72 movl saved_context_ebp, %ebp
diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
index 9ff6e3cbf08f..a4e201b47f64 100644
--- a/arch/x86/xen/enlighten.c
+++ b/arch/x86/xen/enlighten.c
@@ -1324,7 +1324,7 @@ static const struct pv_mmu_ops xen_mmu_ops __initdata = {
1324 .ptep_modify_prot_commit = __ptep_modify_prot_commit, 1324 .ptep_modify_prot_commit = __ptep_modify_prot_commit,
1325 1325
1326 .pte_val = xen_pte_val, 1326 .pte_val = xen_pte_val,
1327 .pte_flags = native_pte_val, 1327 .pte_flags = native_pte_flags,
1328 .pgd_val = xen_pgd_val, 1328 .pgd_val = xen_pgd_val,
1329 1329
1330 .make_pte = xen_make_pte, 1330 .make_pte = xen_make_pte,
diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c
index b6acc3a0af46..d67901083888 100644
--- a/arch/x86/xen/setup.c
+++ b/arch/x86/xen/setup.c
@@ -42,7 +42,7 @@ char * __init xen_memory_setup(void)
42 42
43 e820.nr_map = 0; 43 e820.nr_map = 0;
44 44
45 e820_add_region(0, PFN_PHYS(max_pfn), E820_RAM); 45 e820_add_region(0, PFN_PHYS((u64)max_pfn), E820_RAM);
46 46
47 /* 47 /*
48 * Even though this is normal, usable memory under Xen, reserve 48 * Even though this is normal, usable memory under Xen, reserve
generated by cgit v1.2.2 (git 2.25.0) at 2025-02-14 08:00:40 -0500