From: Tejun Heo <tj@kernel.org>
To: Aleksa Sarai <cyphar@cyphar.com>
Cc: Li Zefan <lizefan@huawei.com>,
Johannes Weiner <hannes@cmpxchg.org>,
cgroups@vger.kernel.org, linux-kernel@vger.kernel.org,
stable@vger.kernel.org
Subject: Re: [PATCH v2] cgroup: pids: use atomic64_t for pids->limit
Date: Thu, 24 Oct 2019 12:08:15 -0700 [thread overview]
Message-ID: <20191024190815.GE3622521@devbig004.ftw2.facebook.com> (raw)
In-Reply-To: <20191016155001.13651-1-cyphar@cyphar.com>
On Thu, Oct 17, 2019 at 02:50:01AM +1100, Aleksa Sarai wrote:
> 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>
Applied to cgroup/for-5.5.
Thanks.
--
tejun
prev parent reply other threads:[~2019-10-24 19:08 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-16 15:50 Aleksa Sarai
2019-10-24 19:08 ` Tejun Heo [this message]
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