From: Tejun Heo <tj@kernel.org>
To: Waiman Long <longman@redhat.com>
Cc: "haifeng.xu" <haifeng.xu@shopee.com>,
lizefan.x@bytedance.com, hannes@cmpxchg.org,
cgroups@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] cgroup/cpuset: Optimize update_tasks_nodemask()
Date: Wed, 23 Nov 2022 09:07:33 -1000 [thread overview]
Message-ID: <Y35vdbcVYx99zePI@slm.duckdns.org> (raw)
In-Reply-To: <a89de82d-41e7-a40f-a5a3-83ad62bf383f@redhat.com>
On Wed, Nov 23, 2022 at 02:05:59PM -0500, Waiman Long wrote:
> Right, the group leader is just a marker to make it easier to avoid
> duplicating the work for the same mm. If the group leader happens to be in
> another cpuset, it will suffer some performance consequence.
Yeah, I guess that's gonna be good enough for most cases.
Thanks.
--
tejun
next prev parent reply other threads:[~2022-11-23 19:08 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-23 8:21 [PATCH] cgroup/cpuset: Optimize update_tasks_nodemask() haifeng.xu
2022-11-23 17:05 ` Tejun Heo
2022-11-23 18:48 ` Waiman Long
2022-11-23 18:54 ` Tejun Heo
2022-11-23 19:05 ` Waiman Long
2022-11-23 19:07 ` Tejun Heo [this message]
2022-11-23 20:23 ` Waiman Long
2022-11-24 3:33 ` Haifeng Xu
2022-11-24 4:24 ` Waiman Long
2022-11-24 7:49 ` Haifeng Xu
2022-11-24 23:00 ` Waiman Long
2022-11-25 2:14 ` Haifeng Xu
2022-11-28 7:34 ` Haifeng Xu
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