linux-kernel - Re: [PATCH-cgroup] cgroup/cpuset: Optimize isolated partition only generate_sched

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Message-ID: <Zl4d8Yz-rlc0FUWq@slm.duckdns.org>
Date: Mon, 3 Jun 2024 09:48:01 -1000
From: Tejun Heo <tj@...nel.org>
To: Waiman Long <longman@...hat.com>
Cc: Zefan Li <lizefan.x@...edance.com>,
	Johannes Weiner <hannes@...xchg.org>, cgroups@...r.kernel.org,
	linux-kernel@...r.kernel.org, Xavier <ghostxavier@...a.com>
Subject: Re: [PATCH-cgroup] cgroup/cpuset: Optimize isolated partition only
 generate_sched_domains() calls

On Mon, Jun 03, 2024 at 03:38:22PM -0400, Waiman Long wrote:
> If only isolated partitions are being created underneath the cgroup root,
> there will only be one sched domain with top_cpuset.effective_cpus. We can
> skip the unnecessary sched domains scanning code and save some cycles.
> 
> Signed-off-by: Waiman Long <longman@...hat.com>

Applied to cgroup/for-6.11.

Thanks.

-- 
tejun