[SPARC64]: Add missing cpus_empty() check in hypervisor xcall handling.
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc64/kernel/smp.c b/arch/sparc64/kernel/smp.c
index 8087d67..24fdf1d 100644
--- a/arch/sparc64/kernel/smp.c
+++ b/arch/sparc64/kernel/smp.c
@@ -561,6 +561,9 @@
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.
