smp_call_function_single() now knows how to call the function on the
current cpu.
Cc: Thomas Gleixner <[email protected]>
Cc: Ingo Molnar <[email protected]>
Signed-off-by: Avi Kivity <[email protected]>
---
kernel/time/tick-broadcast.c | 17 ++++-------------
1 files changed, 4 insertions(+), 13 deletions(-)
diff --git a/kernel/time/tick-broadcast.c b/kernel/time/tick-broadcast.c
index 8001d37..fe36b9a 100644
--- a/kernel/time/tick-broadcast.c
+++ b/kernel/time/tick-broadcast.c
@@ -241,21 +241,12 @@ out:
*/
void tick_broadcast_on_off(unsigned long reason, int *oncpu)
{
- int cpu = get_cpu();
-
- if (!cpu_isset(*oncpu, cpu_online_map)) {
+ if (!cpu_isset(*oncpu, cpu_online_map))
printk(KERN_ERR "tick-braodcast: ignoring broadcast for "
"offline CPU #%d\n", *oncpu);
- } else {
-
- if (cpu == *oncpu)
- tick_do_broadcast_on_off(&reason);
- else
- smp_call_function_single(*oncpu,
- tick_do_broadcast_on_off,
- &reason, 1, 1);
- }
- put_cpu();
+ else
+ smp_call_function_single(*oncpu, tick_do_broadcast_on_off,
+ &reason, 1, 1);
}
/*
--
1.5.2.4
-
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