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authorIngo Molnar <mingo@elte.hu>2008-08-20 11:52:15 +0200
committerIngo Molnar <mingo@elte.hu>2008-08-20 11:52:15 +0200
commit7393423dd9b5790a3115873be355e9fc862bce8f (patch)
treefc83214602c8ce41dc06d5c8e21deada679521f7 /arch/x86/kernel/process_64.c
parent8df9676d6402563da91427e8d9f2da8a4598aede (diff)
parent1fca25427482387689fa27594c992a961d98768f (diff)
Merge branch 'linus' into x86/cleanups
Diffstat (limited to 'arch/x86/kernel/process_64.c')
-rw-r--r--arch/x86/kernel/process_64.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c
index 3560d7f4d74..e04134a80c2 100644
--- a/arch/x86/kernel/process_64.c
+++ b/arch/x86/kernel/process_64.c
@@ -93,14 +93,13 @@ DECLARE_PER_CPU(int, cpu_state);
static inline void play_dead(void)
{
idle_task_exit();
- wbinvd();
mb();
/* Ack it */
__get_cpu_var(cpu_state) = CPU_DEAD;
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)