Borislav Petkov 9efb58de91 x86: Detect CPUID support early at boot ...

We detect CPUID function support on each CPU and save it for later use,
obviating the need to play the toggle EFLAGS.ID game every time. C code
is looking at ->cpuid_level anyway.

Signed-off-by: Borislav Petkov <bp@suse.de>
Link: http://lkml.kernel.org/r/1360592538-10643-3-git-send-email-bp@alien8.de
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>

2013-02-12 15:48:41 -08:00

..

acpi

Merge branch 'x86-acpi-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2012-12-14 10:03:23 -08:00

apic

Merge tag 'for-3.8' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

2012-12-13 12:14:47 -08:00

cpu

Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2013-02-05 07:59:44 +11:00

.gitignore

…

alternative.c

Merge branch 'x86-cleanups-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2012-10-01 10:47:45 -07:00

amd_gart_64.c

X86 & IA64: adapt for dma_map_ops changes

2012-03-28 16:36:31 +02:00

amd_nb.c

Merge branch 'x86-mce-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2012-07-22 16:07:45 -07:00

apb_timer.c

…

aperture_64.c

x86/gart: Fix kmemleak warning

2012-06-06 11:58:38 +02:00

apm_32.c

x86/debug: Add KERN_<LEVEL> to bare printks, convert printks to pr_<level>

2012-06-06 09:17:22 +02:00

asm-offsets_32.c

…

asm-offsets_64.c

…

asm-offsets.c

x86, um/x86: switch to generic sys_execve and kernel_execve

2012-09-30 22:53:32 -04:00

audit_64.c

…

bootflag.c

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check.c

x86: kernel/check.c simple_strtoul cleanup

2012-05-15 15:36:41 -07:00

cpuid.c

Use get_online_cpus to avoid races involving CPU hotplug

2012-09-23 07:43:56 -07:00

crash_dump_32.c

…

crash_dump_64.c

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crash.c

x86/kexec: crash_vmclear_local_vmcss needs __rcu

2012-12-11 19:55:23 -02:00

devicetree.c

x86: dt: Use linear irq domain for ioapic(s)

2012-08-21 22:16:57 +02:00

doublefault_32.c

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dumpstack_32.c

x86: Move call to print_modules() out of show_regs()

2012-06-20 14:33:48 +02:00

dumpstack_64.c

x86: Move call to print_modules() out of show_regs()

2012-06-20 14:33:48 +02:00

dumpstack.c

x86: Move call to print_modules() out of show_regs()

2012-06-20 14:33:48 +02:00

e820.c

x86, mm: Trim memory in memblock to be page aligned

2012-10-24 11:52:21 -07:00

early_printk.c

Revert "x86/early_printk: Replace obsolete simple_strtoul() usage with kstrtoint()"

2012-07-22 15:47:52 +02:00

early-quirks.c

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entry_32.S

Merge tag 'stable/for-linus-3.8-rc3-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen

2013-01-18 12:02:52 -08:00

entry_64.S

x86-64: Fix unwind annotations in recent NMI changes

2013-01-24 10:56:32 +01:00

ftrace.c

ftrace/x86: Add save_regs for i386 function calls

2012-07-19 13:20:37 -04:00

head32.c

x86, realmode: Move ACPI wakeup to unified realmode code

2012-05-08 11:46:05 -07:00

head64.c

x86, realmode: Move ACPI wakeup to unified realmode code

2012-05-08 11:46:05 -07:00

head_32.S

x86: Detect CPUID support early at boot

2013-02-12 15:48:41 -08:00

head_64.S

x86-64, hotplug: Add start_cpu0() entry point to head_64.S

2012-11-14 09:39:51 -08:00

head.c

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hpet.c

x86: hpet: Fix masking of MSI interrupts

2012-11-02 22:53:27 +01:00

hw_breakpoint.c

…

i386_ksyms_32.c

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i387.c

x86/i387.c: Initialize thread xstate only on CPU0 only once

2012-11-14 15:28:11 -08:00

i8237.c

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i8253.c

…

i8259.c

x86/irq/i8259: Fix incorrect comment

2012-08-22 09:34:24 +02:00

io_delay.c

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ioport.c

…

irq_32.c

x86: Use common threadinfo allocator

2012-05-08 14:08:44 +02:00

irq_64.c

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irq_work.c

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irq.c

Merge branch 'x86-mm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2012-10-01 11:13:33 -07:00

irqinit.c

x86, 386 removal: Remove support for IRQ 13 FPU error reporting

2012-12-17 11:42:40 -08:00

jump_label.c

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kdebugfs.c

arch/x86/kernel/kdebugfs.c: Ensure a consistent return value in error case

2012-07-26 15:07:20 +02:00

kgdb.c

kgdb,x86: fix warning about unused variable

2012-10-12 06:37:34 -05:00

kprobes-common.h

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kprobes-opt.c

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kprobes.c

kprobes/x86: Move skip_singlestep up

2012-09-20 14:48:16 +02:00

kvm.c

Add rcu user eqs exception hooks for async page fault

2012-12-18 15:15:41 +02:00

kvmclock.c

x86: kvm guest: pvclock vsyscall support

2012-11-27 23:29:10 -02:00

ldt.c

Disintegrate asm/system.h for X86

2012-03-28 18:11:12 +01:00

machine_kexec_32.c

Disintegrate asm/system.h for X86

2012-03-28 18:11:12 +01:00

machine_kexec_64.c

…

Makefile

tracing,x86: Add a TSC trace_clock

2012-11-13 15:48:27 -05:00

microcode_amd.c

x86, microcode, AMD: Add support for family 16h processors

2012-11-20 22:23:28 -08:00

microcode_core.c

Merge branch 'x86-microcode-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2012-10-01 11:15:17 -07:00

microcode_intel.c

x86, microcode: Add a refresh firmware flag to ->request_microcode_fw

2012-08-22 16:15:58 -07:00

mmconf-fam10h_64.c

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module.c

Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial

2012-07-24 13:34:56 -07:00

mpparse.c

Merge branch 'x86-trampoline-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2012-05-29 20:14:53 -07:00

msr.c

x86/msr: Add capabilities check

2013-01-24 17:37:51 +01:00

nmi_selftest.c

x86/nmi: Clean up register_nmi_handler() usage

2012-06-20 14:23:17 +02:00

nmi.c

x86: Save cr2 in NMI in case NMIs take a page fault (for i386)

2012-06-08 18:51:12 -04:00

paravirt_patch_32.c

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paravirt_patch_64.c

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paravirt-spinlocks.c

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paravirt.c

x86, pvops: Remove hooks for {rd,wr}msr_safe_regs

2012-06-07 11:41:08 -07:00

pci-calgary_64.c

x86/debug: Add KERN_<LEVEL> to bare printks, convert printks to pr_<level>

2012-06-06 09:17:22 +02:00

pci-dma.c

x86/dma-debug: Bump PREALLOC_DMA_DEBUG_ENTRIES

2013-01-24 17:34:18 +01:00

pci-iommu_table.c

…

pci-nommu.c

X86: integrate CMA with DMA-mapping subsystem

2012-05-21 15:09:38 +02:00

pci-swiotlb.c

X86 & IA64: adapt for dma_map_ops changes

2012-03-28 16:36:31 +02:00

pcspeaker.c

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perf_regs.c

perf: Fix off by one test in perf_reg_value()

2012-09-19 17:08:40 +02:00

probe_roms.c

x86/pci/probe_roms: Add missing __iomem annotation to pci_map_biosrom()

2012-09-05 10:52:25 +02:00

process_32.c

flagday: don't pass regs to copy_thread()

2012-11-28 23:43:42 -05:00

process_64.c

flagday: don't pass regs to copy_thread()

2012-11-28 23:43:42 -05:00

process.c

Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/signal

2012-12-12 12:22:13 -08:00

ptrace.c

Merge branch 'rcu/next' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu into core/rcu

2012-12-03 06:27:05 +01:00

pvclock.c

x86: pvclock: generic pvclock vsyscall initialization

2012-11-27 23:29:09 -02:00

quirks.c

X86: drivers: remove __dev* attributes.

2013-01-03 15:57:04 -08:00

reboot_fixups_32.c

…

reboot.c

efi: Make 'efi_enabled' a function to query EFI facilities

2013-01-30 11:51:59 -08:00

relocate_kernel_32.S

…

relocate_kernel_64.S

…

resource.c

…

rtc.c

x86: Allow tracing of functions in arch/x86/kernel/rtc.c

2012-10-24 13:14:22 +02:00

setup_percpu.c

x86: Add read_mostly declaration/definition to variables from smp.h

2012-06-14 12:42:11 +02:00

setup.c

efi: Make 'efi_enabled' a function to query EFI facilities

2013-01-30 11:51:59 -08:00

signal.c

Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/signal

2012-12-20 18:05:28 -08:00

smp.c

x86/reboot: Update nonmi_ipi parameter

2012-05-14 11:49:38 +02:00

smpboot.c

Merge branch 'x86-cpu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2012-12-11 19:58:29 -08:00

stacktrace.c

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step.c

ptrace: ensure arch_ptrace/ptrace_request can never race with SIGKILL

2013-01-22 10:08:00 -08:00

sys_x86_64.c

x86: Fix a typo

2013-01-24 16:22:10 +01:00

syscall_32.c

…

syscall_64.c

…

tboot.c

Revert "x86-64/efi: Use EFI to deal with platform wall clock (again)"

2012-12-15 15:20:41 -08:00

tce_64.c

Disintegrate asm/system.h for X86

2012-03-28 18:11:12 +01:00

test_nx.c

…

test_rodata.c

x86, extable: Remove open-coded exception table entries in arch/x86/kernel/test_rodata.c

2012-04-20 13:51:38 -07:00

time.c

MCA: delete all remaining traces of microchannel bus support.

2012-05-17 19:06:13 -04:00

tls.c

Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2012-03-29 14:28:26 -07:00

tls.h

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topology.c

x86, topology: Debug CPU0 hotplug

2012-11-14 15:28:11 -08:00

trace_clock.c

tracing,x86: Add a TSC trace_clock

2012-11-13 15:48:27 -05:00

traps.c

Merge branch 'x86/nuke386' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2012-12-19 13:02:23 -08:00

tsc_sync.c

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tsc.c

x86: Allow tracing of functions in arch/x86/kernel/rtc.c

2012-10-24 13:14:22 +02:00

uprobes.c

uprobes/x86: Cleanup the single-stepping code

2012-11-03 17:15:12 +01:00

verify_cpu.S

…

vm86_32.c

thp: change split_huge_page_pmd() interface

2012-12-12 17:38:31 -08:00

vmlinux.lds.S

x86, realmode: Move ACPI wakeup to unified realmode code

2012-05-08 11:46:05 -07:00

vsmp_64.c

x86/apic/x2apic: Limit the vector reservation to the user specified mask

2012-07-06 11:00:22 +02:00

vsyscall_64.c

Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security

2012-12-16 15:40:50 -08:00

vsyscall_emu_64.S

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vsyscall_trace.h

…

x86_init.c

x86: xen: Cleanup and remove x86_init.paging.pagetable_setup_done()

2012-09-12 15:33:06 +02:00

x8664_ksyms_64.c

ftrace/x86: Add support for -mfentry to x86_64

2012-08-23 11:26:36 -04:00

xsave.c

x86, smap: Do not abuse the [f][x]rstor_checking() functions for user space

2012-09-25 15:42:18 -07:00