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Diffstat (limited to 'arch/sparc/kernel/smp_64.c')
-rw-r--r--arch/sparc/kernel/smp_64.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/arch/sparc/kernel/smp_64.c b/arch/sparc/kernel/smp_64.c
index e142545244f..b66a5338231 100644
--- a/arch/sparc/kernel/smp_64.c
+++ b/arch/sparc/kernel/smp_64.c
@@ -1399,8 +1399,13 @@ void __init smp_cpus_done(unsigned int max_cpus)
void smp_send_reschedule(int cpu)
{
- xcall_deliver((u64) &xcall_receive_signal, 0, 0,
- cpumask_of(cpu));
+ if (cpu == smp_processor_id()) {
+ WARN_ON_ONCE(preemptible());
+ set_softint(1 << PIL_SMP_RECEIVE_SIGNAL);
+ } else {
+ xcall_deliver((u64) &xcall_receive_signal,
+ 0, 0, cpumask_of(cpu));
+ }
}
void __irq_entry smp_receive_signal_client(int irq, struct pt_regs *regs)