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Diffstat (limited to 'arch/x86_64/kernel/smp.c')
-rw-r--r--arch/x86_64/kernel/smp.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/x86_64/kernel/smp.c b/arch/x86_64/kernel/smp.c
index 4f67697f503..9f74c883568 100644
--- a/arch/x86_64/kernel/smp.c
+++ b/arch/x86_64/kernel/smp.c
@@ -376,9 +376,8 @@ int smp_call_function_single (int cpu, void (*func) (void *info), void *info,
/* prevent preemption and reschedule on another processor */
int me = get_cpu();
if (cpu == me) {
- WARN_ON(1);
put_cpu();
- return -EBUSY;
+ return 0;
}
spin_lock_bh(&call_lock);
__smp_call_function_single(cpu, func, info, nonatomic, wait);