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| author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2008-06-27 13:41:35 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-06-27 14:31:45 +0200 |
| commit | 2398f2c6d34b43025f274fc42eaca34d23ec2320 (patch) | |
| tree | 0ff3e9edf12c6b4485e4fa94f47a79b44d75376a /kernel/sched_features.h | |
| parent | cd80917e4ff465ea77106f8e4fb631eedc4cf426 (diff) | |
| download | linux-stable-2398f2c6d34b43025f274fc42eaca34d23ec2320.tar.gz linux-stable-2398f2c6d34b43025f274fc42eaca34d23ec2320.tar.bz2 linux-stable-2398f2c6d34b43025f274fc42eaca34d23ec2320.zip | |
sched: update shares on wakeup
We found that the affine wakeup code needs rather accurate load figures
to be effective. The trouble is that updating the load figures is fairly
expensive with group scheduling. Therefore ratelimit the updating.
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Cc: Srivatsa Vaddagiri <vatsa@linux.vnet.ibm.com>
Cc: Mike Galbraith <efault@gmx.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/sched_features.h')
| -rw-r--r-- | kernel/sched_features.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/sched_features.h b/kernel/sched_features.h index d56e3053e746..7d616d2a2a3f 100644 --- a/kernel/sched_features.h +++ b/kernel/sched_features.h @@ -8,4 +8,5 @@ SCHED_FEAT(SYNC_WAKEUPS, 1) SCHED_FEAT(HRTICK, 1) SCHED_FEAT(DOUBLE_TICK, 0) SCHED_FEAT(ASYM_GRAN, 1) -SCHED_FEAT(LB_BIAS, 0)
\ No newline at end of file +SCHED_FEAT(LB_BIAS, 0) +SCHED_FEAT(LB_WAKEUP_UPDATE, 1) |