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| author | Ingo Molnar <mingo@elte.hu> | 2007-10-15 17:00:11 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2007-10-15 17:00:11 +0200 |
| commit | b8487b924177385e3932f846f430b73ce8e69bba (patch) | |
| tree | c3686b03306ca0eff6bc0387fefac2c248e337d4 /kernel/sched_fair.c | |
| parent | 94359f05cb7e1fed0deccc83ebc30a1175a9ae16 (diff) | |
| download | lwn-b8487b924177385e3932f846f430b73ce8e69bba.tar.gz lwn-b8487b924177385e3932f846f430b73ce8e69bba.zip | |
sched: fix sign check error in place_entity()
fix sign check error in place_entity() - we'd get excessive
latencies due to negatives being converted to large u64's.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Diffstat (limited to 'kernel/sched_fair.c')
| -rw-r--r-- | kernel/sched_fair.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c index 62a9ee8db13e..2bd9625fa62d 100644 --- a/kernel/sched_fair.c +++ b/kernel/sched_fair.c @@ -483,7 +483,7 @@ place_entity(struct cfs_rq *cfs_rq, struct sched_entity *se, int initial) if (sched_feat(NEW_FAIR_SLEEPERS)) vruntime -= sysctl_sched_latency; - vruntime = max(vruntime, se->vruntime); + vruntime = max_t(s64, vruntime, se->vruntime); } se->vruntime = vruntime; |