diff options
| -rw-r--r-- | kernel/up.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/kernel/up.c b/kernel/up.c index 144e57255234..b1cf036255f3 100644 --- a/kernel/up.c +++ b/kernel/up.c @@ -10,11 +10,13 @@ int smp_call_function_single(int cpu, void (*func) (void *info), void *info, int wait) { + unsigned long flags; + WARN_ON(cpu != 0); - local_irq_disable(); - (func)(info); - local_irq_enable(); + local_irq_save(flags); + func(info); + local_irq_restore(flags); return 0; } |