Commit 17f34f0e authored by David S. Miller's avatar David S. Miller

[SPARC64]: Add missing cpus_empty() check in hypervisor xcall handling.

Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent ec6fb1ad
...@@ -561,6 +561,9 @@ static void hypervisor_xcall_deliver(u64 data0, u64 data1, u64 data2, cpumask_t ...@@ -561,6 +561,9 @@ static void hypervisor_xcall_deliver(u64 data0, u64 data1, u64 data2, cpumask_t
unsigned long flags, status; unsigned long flags, status;
int cnt, retries, this_cpu, prev_sent, i; int cnt, retries, this_cpu, prev_sent, i;
if (cpus_empty(mask))
return;
/* We have to do this whole thing with interrupts fully disabled. /* We have to do this whole thing with interrupts fully disabled.
* Otherwise if we send an xcall from interrupt context it will * Otherwise if we send an xcall from interrupt context it will
* corrupt both our mondo block and cpu list state. * corrupt both our mondo block and cpu list state.
......
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