diff --git a/arch/sparc64/kernel/smp.c b/arch/sparc64/kernel/smp.c index 8087d67a0cf8a31f155ae0dd39237e767b62305c..24fdf1d0adc512feac2b429288035a8eb67fa58d 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.