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(parent: 1a99fcc) | patch
cgroup: pids: use atomic64_t for pids->limit
authorAleksa Sarai <cyphar@cyphar.com>
Wed, 16 Oct 2019 15:50:01 +0000 (02:50 +1100)
committerTejun Heo <tj@kernel.org>
Thu, 24 Oct 2019 19:07:10 +0000 (12:07 -0700)
commita713af394cf382a30dd28a1015cbe572f1b9ca75
treebe789f59b00a4a4a2bcbcdf3fd571f606e3cf1e2tree | snapshot
parent1a99fcc035fb666f5d0909aef0a753284cb5d04ccommit | diff
cgroup: pids: use atomic64_t for pids->limit

Because pids->limit can be changed concurrently (but we don't want to
take a lock because it would be needlessly expensive), use atomic64_ts
instead.

Fixes: commit 49b786ea146f ("cgroup: implement the PIDs subsystem")
Cc: stable@vger.kernel.org # v4.3+
Signed-off-by: Aleksa Sarai <cyphar@cyphar.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
kernel/cgroup/pids.c diff | blob | history
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