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Diffstat (limited to 'arch/arm/kernel/smp.c')
-rw-r--r--arch/arm/kernel/smp.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index 2c7217d971d..ebd8ad274d7 100644
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -179,7 +179,7 @@ void __ref cpu_die(void)
mb();
/* Tell __cpu_die() that this CPU is now safe to dispose of */
- complete(&cpu_died);
+ RCU_NONIDLE(complete(&cpu_died));
/*
* actual CPU shutdown procedure is at least platform (if not
@@ -563,7 +563,8 @@ void smp_send_stop(void)
cpumask_copy(&mask, cpu_online_mask);
cpumask_clear_cpu(smp_processor_id(), &mask);
- smp_cross_call(&mask, IPI_CPU_STOP);
+ if (!cpumask_empty(&mask))
+ smp_cross_call(&mask, IPI_CPU_STOP);
/* Wait up to one second for other CPUs to stop */
timeout = USEC_PER_SEC;