linux-kernel - Re: [PATCH] sched/fair: avoid redundant hrtimer check

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]

Date:   Thu, 9 Jun 2022 21:23:26 +0800
From:   Huichun Feng <foxhoundsk.tw@...il.com>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     Ingo Molnar <mingo@...hat.com>, Juri Lelli <juri.lelli@...hat.com>,
        Vincent Guittot <vincent.guittot@...aro.org>,
        Dietmar Eggemann <dietmar.eggemann@....com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Ben Segall <bsegall@...gle.com>, Mel Gorman <mgorman@...e.de>,
        Daniel Bristot de Oliveira <bristot@...hat.com>,
        Valentin Schneider <vschneid@...hat.com>,
        "open list:SCHEDULER" <linux-kernel@...r.kernel.org>,
        Ching-Chun Huang <jserv@...s.ncku.edu.tw>,
        Chin-En Lin <shiyn.lin@...il.com>
Subject: Re: [PATCH] sched/fair: avoid redundant hrtimer check

Peter Zijlstra <peterz@...radead.org> 於 2022年6月9日 週四 下午8:29寫道：
>
> On Mon, Jun 06, 2022 at 08:26:12PM +0800, Huichun Feng wrote:
> > The check is required iff HRTICK is enabled and DOUBLE_TICK is disabled,
> > avoid the redundant check by adding corresponding sched_feat() .
>
> How about: 'don't do that then'?

Looks good!

Should I send a v2 for this? Or could you help amend it directly?

Thank you!
Huichun