Commit-ID: 2538d960d0c74cdc639f05723e04a67aed1efdf9
Gitweb: http://git.kernel.org/tip/2538d960d0c74cdc639f05723e04a67aed1efdf9
Author: Manuel Schölling <manuel.schoelling@xxxxxx>
AuthorDate: Thu, 22 May 2014 19:45:23 +0200
Committer: Ingo Molnar <mingo@xxxxxxxxxx>
CommitDate: Thu, 5 Jun 2014 11:52:02 +0200
sched/fair: Use time_after() in record_wakee()
To be future-proof and for better readability the time comparisons are modified
to use time_after() instead of plain, error-prone math.
Signed-off-by: Manuel Schölling <manuel.schoelling@xxxxxx>
Signed-off-by: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Link: http://lkml.kernel.org/r/1400780723-24626-1-git-send-email-manuel.schoelling@xxxxxx
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
kernel/sched/fair.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 7a0c000..c63dde9 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -4066,7 +4066,7 @@ static void record_wakee(struct task_struct *p)
* about the boundary, really active task won't care
* about the loss.
*/
- if (jiffies > current->wakee_flip_decay_ts + HZ) {
+ if (time_after(jiffies, current->wakee_flip_decay_ts + HZ)) {
current->wakee_flips >>= 1;
current->wakee_flip_decay_ts = jiffies;
}
--
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