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| author | Len Brown <len.brown@intel.com> | 2006-01-07 03:50:18 -0500 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2006-01-07 03:50:18 -0500 |
| commit | ed03f430cdc8c802652467e9097606fedc2c7abc (patch) | |
| tree | 30941ec1e6f93e99358fefe18175e5dd800a4379 /arch/x86_64/kernel/process.c | |
| parent | ed349a8a0a780ed27e2a765f16cee54d9b63bfee (diff) | |
| parent | 6f957eaf79356a32e838f5f262ee9a60544b1d5b (diff) | |
| download | op-kernel-dev-ed03f430cdc8c802652467e9097606fedc2c7abc.zip op-kernel-dev-ed03f430cdc8c802652467e9097606fedc2c7abc.tar.gz | |
Pull pnpacpi into acpica branch
Diffstat (limited to 'arch/x86_64/kernel/process.c')
| -rw-r--r-- | arch/x86_64/kernel/process.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/x86_64/kernel/process.c b/arch/x86_64/kernel/process.c index 7519fc5..3060ed9 100644 --- a/arch/x86_64/kernel/process.c +++ b/arch/x86_64/kernel/process.c @@ -157,7 +157,7 @@ EXPORT_SYMBOL_GPL(cpu_idle_wait); DECLARE_PER_CPU(int, cpu_state); #include <asm/nmi.h> -/* We don't actually take CPU down, just spin without interrupts. */ +/* We halt the CPU with physical CPU hotplug */ static inline void play_dead(void) { idle_task_exit(); @@ -166,8 +166,9 @@ static inline void play_dead(void) /* Ack it */ __get_cpu_var(cpu_state) = CPU_DEAD; + local_irq_disable(); while (1) - safe_halt(); + halt(); } #else static inline void play_dead(void) |
