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| author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2010-11-15 15:47:00 -0800 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2010-11-18 13:27:46 +0100 |
| commit | 2069dd75c7d0f49355939e5586daf5a9ab216db7 (patch) | |
| tree | c221747420e47b194a2a634024438a55420224d5 /kernel/sched_rt.c | |
| parent | 48c5ccae88dcd989d9de507e8510313c6cbd352b (diff) | |
| download | lwn-2069dd75c7d0f49355939e5586daf5a9ab216db7.tar.gz lwn-2069dd75c7d0f49355939e5586daf5a9ab216db7.zip | |
sched: Rewrite tg_shares_up)
By tracking a per-cpu load-avg for each cfs_rq and folding it into a
global task_group load on each tick we can rework tg_shares_up to be
strictly per-cpu.
This should improve cpu-cgroup performance for smp systems
significantly.
[ Paul: changed to use queueing cfs_rq + bug fixes ]
Signed-off-by: Paul Turner <pjt@google.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <20101115234937.580480400@google.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/sched_rt.c')
0 files changed, 0 insertions, 0 deletions