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ddd40da4ccbabdd2e941837aa987e08dfa4396b4
linux/arch/x86/kernel
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Jiri Olsa ddd40da4cc x86/signals: Merge EFLAGS bit clearing into a single statement 
Merging EFLAGS bit clearing into a single statement, to
ensure EFLAGS bits are being cleared in a single instruction.

Signed-off-by: Jiri Olsa <jolsa@redhat.com>
Tested-by: Oleg Nesterov <oleg@redhat.com>
Reviewed-by: Frederic Weisbecker <fweisbec@gmail.com>
Originally-Reported-by: Vince Weaver <vincent.weaver@maine.edu>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Vince Weaver <vincent.weaver@maine.edu>
Cc: Stephane Eranian <eranian@google.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1367421944-19082-4-git-send-email-jolsa@redhat.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2013-05-28 08:46:53 +02:00
..
acpi
Merge branch 'x86-paravirt-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2013-04-30 08:41:21 -07:00
apic
Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2013-02-26 19:45:29 -08:00
cpu
Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2013-05-05 11:37:16 -07:00
kprobes
kprobes/x86: Just return error for sanity check failure instead of using BUG_ON
2013-04-08 17:28:34 +02:00
.gitignore
…
alternative.c
x86, cpu: Expand cpufeature facility to include cpu bugs
2013-04-02 10:12:52 -07:00
amd_gart_64.c
x86, mm: use pfn_range_is_mapped() with gart
2012-11-17 11:59:10 -08:00
amd_nb.c
Merge branch 'x86-ras-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2013-04-30 08:42:45 -07:00
apb_timer.c
Merge branch 'x86-platform-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2013-02-19 20:11:07 -08:00
aperture_64.c
x86/mm/gart: Drop unnecessary check
2013-04-16 10:54:40 +02:00
apm_32.c
cpuidle: remove en_core_tk_irqen flag
2013-04-23 13:45:22 +02:00
asm-offsets_32.c
x86, gdt, hibernate: Store/load GDT for hibernate path.
2013-05-02 11:27:35 -07:00
asm-offsets_64.c
x86, gdt, hibernate: Store/load GDT for hibernate path.
2013-05-02 11:27:35 -07:00
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
…
check.c
x86: kernel/check.c simple_strtoul cleanup
2012-05-15 15:36:41 -07:00
cpuid.c
new helper: file_inode(file)
2013-02-22 23:31:31 -05:00
crash_dump_32.c
…
crash_dump_64.c
…
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
x86, xen, gdt: Remove the pvops variant of store_gdt.
2013-04-11 15:40:38 -07:00
dumpstack_32.c
dump_stack: unify debug information printed by show_regs()
2013-04-30 17:04:02 -07:00
dumpstack_64.c
dump_stack: unify debug information printed by show_regs()
2013-04-30 17:04:02 -07:00
dumpstack.c
dump_stack: consolidate dump_stack() implementations and unify their behaviors
2013-04-30 17:04:02 -07:00
e820.c
x86, mm: Let "memmap=" take more entries one time
2012-11-17 11:59:51 -08:00
early_printk.c
early_printk: consolidate random copies of identical code
2013-04-29 18:28:13 -07:00
early-quirks.c
iommu/vt-d: add quirk for broken interrupt remapping on 55XX chipsets
2013-04-18 17:00:47 +02:00
entry_32.S
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/signal
2013-02-23 18:50:11 -08:00
entry_64.S
KVM: VMX: Register a new IPI for posted interrupt
2013-04-16 16:32:39 -03:00
ftrace.c
x86/ftrace: Use __pa_symbol instead of __pa on C visible symbols
2012-11-16 16:42:09 -08:00
head32.c
x86: Merge early kernel reserve for 32bit and 64bit
2013-01-29 19:32:58 -08:00
head64.c
x86: Fix bit corruption at CPU resume time
2013-05-20 11:36:03 -07:00
head_32.S
Merge branch 'x86/microcode' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2013-02-22 19:22:52 -08:00
head_64.S
x86-64, init: Do not set NX bits on non-NX capable hardware
2013-05-02 11:27:35 -07:00
head.c
x86: Make sure we can boot in the case the BDA contains pure garbage
2013-02-27 13:38:57 -08:00
hpet.c
x86, hpet: Introduce x86_msi_ops.setup_hpet_msi
2013-01-28 10:48:30 +01:00
hw_breakpoint.c
…
i386_ksyms_32.c
x86-32: Add support for 64bit get_user()
2013-02-07 15:07:28 -08:00
i387.c
x86/i387.c: Initialize thread xstate only on CPU0 only once
2012-11-14 15:28:11 -08:00
i8237.c
…
i8253.c
…
i8259.c
x86/irq/i8259: Fix incorrect comment
2012-08-22 09:34:24 +02:00
io_delay.c
…
ioport.c
x86: get rid of pt_regs argument of iopl(2)
2013-02-03 18:16:24 -05:00
irq_32.c
x86: Use common threadinfo allocator
2012-05-08 14:08:44 +02:00
irq_64.c
…
irq_work.c
…
irq.c
Merge tag 'kvm-3.10-1' of git://git.kernel.org/pub/scm/virt/kvm/kvm
2013-05-05 14:47:31 -07:00
irqinit.c
KVM: VMX: Register a new IPI for posted interrupt
2013-04-16 16:32:39 -03:00
jump_label.c
…
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
kvm.c
context_tracking: Restore correct previous context state on exception exit
2013-03-07 17:10:11 +01:00
kvmclock.c
Merge branch 'master' into queue
2013-03-04 20:10:32 -03:00
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
x86, kexec, 64bit: Only set ident mapping for ram.
2013-01-29 15:26:35 -08:00
Makefile
Merge branch 'x86/microcode' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2013-02-22 19:22:52 -08:00
microcode_amd.c
x86, microcode, AMD: Add support for family 16h processors
2012-11-20 22:23:28 -08:00
microcode_core_early.c
x86, microcode: Verify the family before dispatching microcode patching
2013-04-19 16:36:03 -07:00
microcode_core.c
x86/microcode_intel.h: Define functions and macros for early loading ucode
2013-01-31 13:18:50 -08:00
microcode_intel_early.c
x86/microcode: Add local mutex to fix physical CPU hot-add deadlock
2013-05-09 11:10:00 +02:00
microcode_intel_lib.c
x86/microcode_intel_lib.c: Early update ucode on Intel's CPU
2013-01-31 13:19:14 -08:00
microcode_intel.c
x86/microcode_intel.h: Define functions and macros for early loading ucode
2013-01-31 13:18:50 -08:00
mmconf-fam10h_64.c
…
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
more file_inode() open-coded instances
2013-02-27 16:59:05 -05:00
nmi_selftest.c
x86/nmi: Clean up register_nmi_handler() usage
2012-06-20 14:23:17 +02:00
nmi.c
x86/nmi: export local_touch_nmi() symbol for modules
2013-01-17 22:25:57 +08:00
paravirt_patch_32.c
…
paravirt_patch_64.c
…
paravirt-spinlocks.c
…
paravirt.c
Merge branch 'x86-paravirt-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2013-04-30 08:41:21 -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
…
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
dump_stack: unify debug information printed by show_regs()
2013-04-30 17:04:02 -07:00
process_64.c
dump_stack: unify debug information printed by show_regs()
2013-04-30 17:04:02 -07:00
process.c
x86: Fix idle consolidation fallout
2013-05-07 16:24:03 +02:00
ptrace.c
x86: ptrace.c only needs export.h and not the full module.h
2013-02-14 12:56:12 -08:00
pvclock.c
x86/kvm: Fix pvclock vsyscall fixmap
2013-02-28 08:50:11 +02:00
quirks.c
x86, quirks: Shut-up a long-standing gcc warning
2013-04-02 16:03:34 -07:00
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: Do full rtc synchronization with ntp
2013-03-15 16:50:26 -07:00
setup_percpu.c
x86: Add read_mostly declaration/definition to variables from smp.h
2012-06-14 12:42:11 +02:00
setup.c
dump_stack: implement arch-specific hardware description in task dumps
2013-04-30 17:04:02 -07:00
signal.c
x86/signals: Merge EFLAGS bit clearing into a single statement
2013-05-28 08:46:53 +02:00
smp.c
x86/reboot: Update nonmi_ipi parameter
2012-05-14 11:49:38 +02:00
smpboot.c
x86: Use generic idle loop
2013-04-08 17:39:29 +02:00
stacktrace.c
…
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
make SYSCALL_DEFINE<n>-generated wrappers do asmlinkage_protect
2013-03-03 22:58:33 -05:00
tls.h
…
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-kaslr-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2013-04-30 08:37:24 -07:00
tsc_sync.c
…
tsc.c
x86: tsc: Add support for new S3_NONSTOP feature
2013-03-15 16:51:18 -07:00
uprobes.c
uretprobes/x86: Hijack return address
2013-04-13 15:31:55 +02:00
verify_cpu.S
…
vm86_32.c
x86, vm86: fix VM86 syscalls: use SYSCALL_DEFINEx(...)
2013-05-02 20:36:32 -04:00
vmlinux.lds.S
x86: Drop always empty .text..page_aligned section
2013-03-11 15:07:56 +01:00
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
…
vsyscall_trace.h
…
x86_init.c
Merge branch 'x86-mm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2013-02-21 18:06:55 -08:00
x8664_ksyms_64.c
x86: Improve __phys_addr performance by making use of carry flags and inlining
2012-11-16 16:42:08 -08:00
xsave.c
x86, smap: Do not abuse the [f][x]rstor_checking() functions for user space
2012-09-25 15:42:18 -07:00