linux/arch/x86
Masami Hiramatsu e5a1101664 x86: Issue at least one memory barrier in stop_machine_text_poke()
Fix stop_machine_text_poke() to issue smp_mb() before exiting
waiting loop, and use cpu_relax() for waiting.

Changes in v2:
 - Don't use ACCESS_ONCE().

Signed-off-by: Masami Hiramatsu <mhiramat@redhat.com>
Acked-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Cc: systemtap <systemtap@sources.redhat.com>
Cc: DLE <dle-develop@lists.sourceforge.net>
Cc: Jason Baron <jbaron@redhat.com>
LKML-Reference: <20100304033850.3819.74590.stgit@localhost6.localdomain6>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2010-03-04 11:39:21 +01:00
..
boot x86: add support for LZO-compressed kernels 2010-01-11 09:34:05 -08:00
configs
crypto Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 2009-12-01 15:16:22 +08:00
ia32 Unify sys_mmap* 2009-12-11 06:44:29 -05:00
include/asm kprobes/x86: Support kprobes jump optimization on x86 2010-02-25 17:49:26 +01:00
kernel x86: Issue at least one memory barrier in stop_machine_text_poke() 2010-03-04 11:39:21 +01:00
kvm KVM: x86: Fix leak of free lapic date in kvm_arch_vcpu_init() 2010-01-25 12:26:40 -02:00
lguest
lib Merge branch 'iommu/fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/linux-2.6-iommu into x86/urgent 2009-12-28 09:23:13 +01:00
math-emu
mm hw-breakpoints, perf: Fix broken mmiotrace due to dr6 by reference change 2010-01-17 08:01:44 +01:00
oprofile perf events, x86/stacktrace: Make stack walking optional 2009-12-17 09:56:19 +01:00
pci Merge branch 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/x86/linux-2.6-tip 2010-01-08 13:55:52 -08:00
power
tools Merge branch 'iommu/fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/linux-2.6-iommu into x86/urgent 2009-12-28 09:23:13 +01:00
vdso
video
xen x86: xen: 64-bit kernel RPL should be 0 2010-01-13 11:23:54 +01:00
Kbuild
Kconfig kprobes/x86: Support kprobes jump optimization on x86 2010-02-25 17:49:26 +01:00
Kconfig.cpu Revert "x86: Side-step lguest problem by only building cmpxchg8b_emu for pre-Pentium" 2010-01-05 16:01:35 -08:00
Kconfig.debug Merge branch 'perf-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip 2009-12-11 20:47:30 -08:00
Makefile Merge branch 'perf/core' into perf/probes 2009-11-17 10:17:47 +01:00
Makefile_32.cpu Merge branch 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip 2009-12-08 13:38:11 -08:00