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authorH. Peter Anvin <hpa@zytor.com>2008-08-27 19:17:07 -0700
committerH. Peter Anvin <hpa@zytor.com>2008-08-27 19:17:07 -0700
commitb30a72a7edfc64c8929104d5c2178aca489aa559 (patch)
tree2b26c155c318d08d946bd2d70cf815dcdb29a243 /arch/x86/kernel/process_32.c
parentf1c5d30e1d79bbfb60eaf189db862d3cb2bcac92 (diff)
parentc1b362e3b4d331a63915b268a33207311a439d60 (diff)
Merge branch 'x86/urgent' into x86/cpu
Conflicts: arch/x86/kernel/cpu/cyrix.c
Diffstat (limited to 'arch/x86/kernel/process_32.c')
-rw-r--r--arch/x86/kernel/process_32.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/arch/x86/kernel/process_32.c b/arch/x86/kernel/process_32.c
index 53bc653ed5c..3b7a1ddcc0b 100644
--- a/arch/x86/kernel/process_32.c
+++ b/arch/x86/kernel/process_32.c
@@ -95,7 +95,6 @@ static inline void play_dead(void)
{
/* This must be done before dead CPU ack */
cpu_exit_clear();
- wbinvd();
mb();
/* Ack it */
__get_cpu_var(cpu_state) = CPU_DEAD;
@@ -104,8 +103,8 @@ static inline void play_dead(void)
* With physical CPU hotplug, we should halt the cpu
*/
local_irq_disable();
- while (1)
- halt();
+ /* mask all interrupts, flush any and all caches, and halt */
+ wbinvd_halt();
}
#else
static inline void play_dead(void)