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References: <20200414150556.10920-1-qais.yousef@arm.com> <jhjh7xlvqqe.mognet@arm.com> <20200414162742.0ef4d9ee@gandalf.local.home>
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From:   Valentin Schneider <valentin.schneider@arm.com>
To:     Steven Rostedt <rostedt@goodmis.org>
Cc:     Qais Yousef <qais.yousef@arm.com>, Ingo Molnar <mingo@redhat.com>,
        Peter Zijlstra <peterz@infradead.org>,
        Juri Lelli <juri.lelli@redhat.com>,
        Vincent Guittot <vincent.guittot@linaro.org>,
        Dietmar Eggemann <dietmar.eggemann@arm.com>,
        Ben Segall <bsegall@google.com>, Mel Gorman <mgorman@suse.de>,
        Andrew Morton <akpm@linux-foundation.org>,
        Thomas Gleixner <tglx@linutronix.de>,
        Yury Norov <yury.norov@gmail.com>,
        Paul Turner <pjt@google.com>,
        Alexey Dobriyan <adobriyan@gmail.com>,
        Josh Don <joshdon@google.com>,
        Pavan Kondeti <pkondeti@codeaurora.org>,
        linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/4] sched/rt: Distribute tasks in find_lowest_rq()
In-reply-to: <20200414162742.0ef4d9ee@gandalf.local.home>
Date:   Tue, 14 Apr 2020 21:56:43 +0100
Message-ID: <jhjftd5vl9w.mognet@arm.com>
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On 14/04/20 21:27, Steven Rostedt wrote:
> On Tue, 14 Apr 2020 19:58:49 +0100
> Valentin Schneider <valentin.schneider@arm.com> wrote:
>
>> To move this forward, I would suggest renaming the current cpumask_any_*()
>> into cpumask_first_*(), and THEN introduce the new pseudo-random
>> ones. People are then free to hand-fix specific locations if it makes sense
>> there, like you're doing for RT.
>
> Or leave "cpumask_any()" as is, and create a new "cpumask_random()" for
> this purpose.
>

Sure; I'll be happy as long as there isn't a blanket replacement of
existing callsites.

> -- Steve