linux-kernel - Re: [PATCH] sched/fair: merge same code in enqueue_task

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Message-ID: <ZXlXXaGUsiH14pUb@fedora>
Date:   Wed, 13 Dec 2023 15:03:57 +0800
From:   Wang Jinchao <wangjinchao@...sion.com>
To:     Vincent Guittot <vincent.guittot@...aro.org>
CC:     Ingo Molnar <mingo@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Juri Lelli <juri.lelli@...hat.com>,
        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>,
        <linux-kernel@...r.kernel.org>, <stone.xulei@...sion.com>
Subject: Re: [PATCH] sched/fair: merge same code in enqueue_task_fair

On Mon, Dec 11, 2023 at 04:23:52PM +0100, Vincent Guittot wrote:
> On Sun, 10 Dec 2023 at 10:22, WangJinchao <wangjinchao@...sion.com> wrote:
> >
> > 1. The code below is duplicated in two for loops and need to be
> >    consolidated
> > 2. Fix the bug where a se's on_rq is true but its parent is not
> 
> Could you clarify which bug you want to fix ?
Taking into account the additional information provided by Tim,
this is not a bug. Therefore, this patch is merely a logical
simplification.

I will send out a v2 and update the description in it.