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| author | Peng Liu <[email protected]> | 2020-10-08 23:48:46 +0800 |
|---|---|---|
| committer | Peter Zijlstra <[email protected]> | 2020-10-29 11:00:28 +0100 |
| commit | 26762423a2664692de2bcccc9de684a5ac105e23 (patch) | |
| tree | 0228fd08fc8c15d1c1ebc2c5e96a7e42dd33cf91 /tools/perf/scripts/python/exported-sql-viewer.py | |
| parent | b9c88f752268383beff0d56e50d52b8ae62a02f8 (diff) | |
sched/deadline: Optimize sched_dl_global_validate()
Under CONFIG_SMP, dl_bw is per root domain, but not per CPU.
When checking or updating dl_bw, currently iterating every CPU is
overdoing, just need iterate each root domain once.
Suggested-by: Peter Zijlstra <[email protected]>
Signed-off-by: Peng Liu <[email protected]>
Signed-off-by: Peter Zijlstra (Intel) <[email protected]>
Reviewed-by: Daniel Bristot de Oliveira <[email protected]>
Acked-by: Juri Lelli <[email protected]>
Link: https://lkml.kernel.org/r/78d21ee792cc48ff79e8cd62a5f26208463684d6.1602171061.git.iwtbavbm@gmail.com
Diffstat (limited to 'tools/perf/scripts/python/exported-sql-viewer.py')
0 files changed, 0 insertions, 0 deletions