From: Tejun Heo <tj@kernel.org>
To: Chuyi Zhou <zhouchuyi@bytedance.com>
Cc: mkoutny@suse.com, hannes@cmpxchg.org, longman@redhat.com,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/3] cpuset: Don't always flush cpuset_migrate_mm_wq in cpuset_write_resmask
Date: Thu, 4 Sep 2025 07:15:19 -1000 [thread overview]
Message-ID: <aLnJJ8n0opa86ePs@slm.duckdns.org> (raw)
In-Reply-To: <20250904074505.1722678-2-zhouchuyi@bytedance.com>
On Thu, Sep 04, 2025 at 03:45:03PM +0800, Chuyi Zhou wrote:
> It is unnecessary to always wait for the flush operation of
> cpuset_migrate_mm_wq to complete in cpuset_write_resmask, as modifying
> cpuset.cpus or cpuset.exclusive does not trigger mm migrations. The
> flush_workqueue can be executed only when cpuset.mems is modified.
>
> Signed-off-by: Chuyi Zhou <zhouchuyi@bytedance.com>
Applied cgroup/for-6.18.
Thanks.
--
tejun
next prev parent reply other threads:[~2025-09-04 17:15 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-09-04 7:45 [PATCH 0/3] Defer flushing of the cpuset_migrate_mm_wq to task_work Chuyi Zhou
2025-09-04 7:45 ` [PATCH 1/3] cpuset: Don't always flush cpuset_migrate_mm_wq in cpuset_write_resmask Chuyi Zhou
2025-09-04 14:30 ` Michal Koutný
2025-09-04 15:12 ` Waiman Long
2025-09-04 17:15 ` Tejun Heo [this message]
2025-09-04 7:45 ` [PATCH 2/3] cpuset: Defer flushing of the cpuset_migrate_mm_wq to task_work Chuyi Zhou
2025-09-04 15:14 ` Waiman Long
2025-09-04 7:45 ` [PATCH 3/3] cgroup: Remove unused cgroup_subsys::post_attach Chuyi Zhou
2025-09-04 15:17 ` Waiman Long
2025-09-04 17:27 ` [PATCH 0/3] Defer flushing of the cpuset_migrate_mm_wq to task_work Tejun Heo
2025-09-05 2:15 ` Chuyi Zhou
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