linux-kernel - Re: [PATCH] cgroup/cpuset: Optimize update_tasks

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <Y35vdbcVYx99zePI@slm.duckdns.org>
Date:   Wed, 23 Nov 2022 09:07:33 -1000
From:   Tejun Heo <tj@...nel.org>
To:     Waiman Long <longman@...hat.com>
Cc:     "haifeng.xu" <haifeng.xu@...pee.com>, lizefan.x@...edance.com,
        hannes@...xchg.org, cgroups@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] cgroup/cpuset: Optimize update_tasks_nodemask()

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