sched clock: clean up sched_clock_cpu()
- simplify the remote clock rebasing
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Acked-by: Mike Galbraith <efault@gmx.de>
diff --git a/kernel/sched_clock.c b/kernel/sched_clock.c
index 9a78441..b96559c 100644
--- a/kernel/sched_clock.c
+++ b/kernel/sched_clock.c
@@ -169,11 +169,8 @@
lock_double_clock(scd, my_scd);
- now -= my_scd->tick_raw;
- now += scd->tick_raw;
-
- now += my_scd->tick_gtod;
- now -= scd->tick_gtod;
+ now += scd->tick_raw - my_scd->tick_raw;
+ now += my_scd->tick_gtod - scd->tick_gtod;
__raw_spin_unlock(&my_scd->lock);
} else {