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| author | Ingo Molnar <mingo@elte.hu> | 2008-07-30 09:39:48 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-31 17:20:42 +0200 |
| commit | 50526968e99afbca34924abcb04658b6dd5c5ea5 (patch) | |
| tree | 694bf4fae96efb10261e9a30514adf052d994360 /kernel/sched_clock.c | |
| parent | e4e4e534faa3c2be4e165ce414f44b76ada7208c (diff) | |
| download | lwn-50526968e99afbca34924abcb04658b6dd5c5ea5.tar.gz lwn-50526968e99afbca34924abcb04658b6dd5c5ea5.zip | |
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>
Diffstat (limited to 'kernel/sched_clock.c')
| -rw-r--r-- | kernel/sched_clock.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/kernel/sched_clock.c b/kernel/sched_clock.c index 9a7844158ae8..b96559cb96a5 100644 --- a/kernel/sched_clock.c +++ b/kernel/sched_clock.c @@ -169,11 +169,8 @@ u64 sched_clock_cpu(int cpu) 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 { |