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-rw-r--r--arch/arm/kernel/smp.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index 84f4cbf652e..3fc96db2a4b 100644
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -416,7 +416,8 @@ static void (*smp_cross_call)(const struct cpumask *, unsigned int);
void __init set_smp_cross_call(void (*fn)(const struct cpumask *, unsigned int))
{
- smp_cross_call = fn;
+ if (!smp_cross_call)
+ smp_cross_call = fn;
}
void arch_send_call_function_ipi_mask(const struct cpumask *mask)