From: Tejun Heo <tj@kernel.org>
To: Tianchen Ding <dtcccc@linux.alibaba.com>
Cc: Zefan Li <lizefan.x@bytedance.com>,
Johannes Weiner <hannes@cmpxchg.org>,
Waiman Long <longman@redhat.com>,
"Peter Zijlstra (Intel)" <peterz@infradead.org>,
cgroups@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] cpuset: Fix the bug that subpart_cpus updated wrongly in update_cpumask()
Date: Wed, 26 Jan 2022 06:49:56 -1000 [thread overview]
Message-ID: <YfF7tPxxNT2SxWxl@slm.duckdns.org> (raw)
In-Reply-To: <20220118100518.2381118-1-dtcccc@linux.alibaba.com>
On Tue, Jan 18, 2022 at 06:05:18PM +0800, Tianchen Ding wrote:
> subparts_cpus should be limited as a subset of cpus_allowed, but it is
> updated wrongly by using cpumask_andnot(). Use cpumask_and() instead to
> fix it.
>
> Fixes: ee8dde0cd2ce ("cpuset: Add new v2 cpuset.sched.partition flag")
> Signed-off-by: Tianchen Ding <dtcccc@linux.alibaba.com>
Applied to cgroup/for-5.17-fixes.
Thanks.
--
tejun
WARNING: multiple messages have this Message-ID (diff)
From: Tejun Heo <tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
To: Tianchen Ding <dtcccc-KPsoFbNs7GizrGE5bRqYAgC/G2K4zDHf@public.gmane.org>
Cc: Zefan Li <lizefan.x-EC8Uxl6Npydl57MIdRCFDg@public.gmane.org>,
Johannes Weiner <hannes-druUgvl0LCNAfugRpC6u6w@public.gmane.org>,
Waiman Long <longman-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
"Peter Zijlstra (Intel)"
<peterz-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>,
cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH] cpuset: Fix the bug that subpart_cpus updated wrongly in update_cpumask()
Date: Wed, 26 Jan 2022 06:49:56 -1000 [thread overview]
Message-ID: <YfF7tPxxNT2SxWxl@slm.duckdns.org> (raw)
In-Reply-To: <20220118100518.2381118-1-dtcccc-KPsoFbNs7GizrGE5bRqYAgC/G2K4zDHf@public.gmane.org>
On Tue, Jan 18, 2022 at 06:05:18PM +0800, Tianchen Ding wrote:
> subparts_cpus should be limited as a subset of cpus_allowed, but it is
> updated wrongly by using cpumask_andnot(). Use cpumask_and() instead to
> fix it.
>
> Fixes: ee8dde0cd2ce ("cpuset: Add new v2 cpuset.sched.partition flag")
> Signed-off-by: Tianchen Ding <dtcccc-KPsoFbNs7GizrGE5bRqYAgC/G2K4zDHf@public.gmane.org>
Applied to cgroup/for-5.17-fixes.
Thanks.
--
tejun
next prev parent reply other threads:[~2022-01-26 16:50 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-18 10:05 [PATCH] cpuset: Fix the bug that subpart_cpus updated wrongly in update_cpumask() Tianchen Ding
2022-01-18 10:05 ` Tianchen Ding
2022-01-18 20:21 ` Waiman Long
2022-01-18 20:21 ` Waiman Long
2022-01-26 2:17 ` Tianchen Ding
2022-01-26 2:17 ` Tianchen Ding
2022-01-26 16:49 ` Tejun Heo [this message]
2022-01-26 16:49 ` Tejun Heo
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=YfF7tPxxNT2SxWxl@slm.duckdns.org \
--to=tj@kernel.org \
--cc=cgroups@vger.kernel.org \
--cc=dtcccc@linux.alibaba.com \
--cc=hannes@cmpxchg.org \
--cc=linux-kernel@vger.kernel.org \
--cc=lizefan.x@bytedance.com \
--cc=longman@redhat.com \
--cc=peterz@infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.