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HOTPLUG: Adapt cpuset hotplug callback to CPU_DYING

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CPU_DYING is called in atomic context, so don't try to take any locks.

Signed-off-by: Avi Kivity <avi@qumranet.com>
This commit is contained in:
Avi Kivity 2007-05-24 12:33:15 +03:00
parent db912f9639
commit ac076758b9
1 changed files with 3 additions and 0 deletions
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3
kernel/cpuset.c
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@ -2138,6 +2138,9 @@ static void common_cpu_mem_hotplug_unplug(void)
static int cpuset_handle_cpuhp(struct notifier_block *nb, static int cpuset_handle_cpuhp(struct notifier_block *nb,
unsigned long phase, void *cpu) unsigned long phase, void *cpu)
{ {
if (phase == CPU_DYING || phase == CPU_DYING_FROZEN)
return NOTIFY_DONE;
common_cpu_mem_hotplug_unplug(); common_cpu_mem_hotplug_unplug();
return 0; return 0;
} }