linux-kernel - Re: [PATCH v2] sched: Warn on long periods of pending need

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Message-ID: <CABk29Nvkx6wyDfUWsv5oUCR9GKW3qU=HTLdMKpwL+_HcymVFJA@mail.gmail.com>
Date:   Fri, 16 Apr 2021 14:33:27 -0700
From:   Josh Don <joshdon@...gle.com>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     Mel Gorman <mgorman@...e.de>, 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>,
        Daniel Bristot de Oliveira <bristot@...hat.com>,
        Luis Chamberlain <mcgrof@...nel.org>,
        Kees Cook <keescook@...omium.org>,
        Iurii Zaikin <yzaikin@...gle.com>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        linux-fsdevel@...r.kernel.org,
        David Rientjes <rientjes@...gle.com>,
        Oleg Rombakh <olegrom@...gle.com>, linux-doc@...r.kernel.org,
        Paul Turner <pjt@...gle.com>
Subject: Re: [PATCH v2] sched: Warn on long periods of pending need_resched

On Fri, Apr 16, 2021 at 8:05 AM Peter Zijlstra <peterz@...radead.org> wrote:
>
> On Tue, Mar 30, 2021 at 03:44:12PM -0700, Josh Don wrote:
> > Peter,
> >
> > Since you've already pulled the need_resched warning patch into your
> > tree, I'm including just the diff based on that patch (in response to
> > Mel's comments) below. This should be squashed into the original
> > patch.
> >
>
> Sorry, I seem to have missed this. The patch is completely whitespace
> mangled through.
>
> I've attached my latest copy of the patch and held it back for now,
> please resubmit.

Yikes, sorry about that. I've squashed the fixup and sent the updated
patch (with trimmed cc list): https://lkml.org/lkml/2021/4/16/1125

Thanks,
Josh