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-rw-r--r--arch/sparc64/kernel/smp.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/sparc64/kernel/smp.c b/arch/sparc64/kernel/smp.c
index 8087d67a0cf..24fdf1d0adc 100644
--- a/arch/sparc64/kernel/smp.c
+++ b/arch/sparc64/kernel/smp.c
@@ -561,6 +561,9 @@ static void hypervisor_xcall_deliver(u64 data0, u64 data1, u64 data2, cpumask_t
unsigned long flags, status;
int cnt, retries, this_cpu, prev_sent, i;
+ if (cpus_empty(mask))
+ return;
+
/* We have to do this whole thing with interrupts fully disabled.
* Otherwise if we send an xcall from interrupt context it will
* corrupt both our mondo block and cpu list state.