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| author | Miaohe Lin <linmiaohe@huawei.com> | 2023-07-04 15:03:52 +0300 |
|---|---|---|
| committer | Tejun Heo <tj@kernel.org> | 2023-07-10 23:26:06 +0300 |
| commit | 48f074565bb7eaa9ae502b2b2d423b1e50325e1b (patch) | |
| tree | bf90c7270b0a94abf6901bcf354d747b32166018 /kernel/crash_core.c | |
| parent | a453be9725a1aa3f602f5b4c66eefd1fb4ba7c44 (diff) | |
| download | linux-48f074565bb7eaa9ae502b2b2d423b1e50325e1b.tar.xz | |
cgroup/cpuset: avoid unneeded cpuset_mutex re-lock
cpuset_mutex unlock and lock pair is only needed when transferring tasks
out of empty cpuset. Avoid unneeded cpuset_mutex re-lock when !is_empty
to save cpu cycles.
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Reviewed-by: Waiman Long <longman@redhat.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'kernel/crash_core.c')
0 files changed, 0 insertions, 0 deletions