linux-kernel - Re: [PATCH 0/2] workqueue: Fix migrate_disable hotplug changes vs kworker affinity

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Date:   Fri, 11 Dec 2020 13:52:03 +0100
From:   Peter Zijlstra <peterz@...radead.org>
To:     Valentin Schneider <valentin.schneider@....com>
Cc:     linux-kernel@...r.kernel.org, tglx@...utronix.de, mingo@...nel.org,
        bigeasy@...utronix.de, qais.yousef@....com, swood@...hat.com,
        juri.lelli@...hat.com, vincent.guittot@...aro.org,
        dietmar.eggemann@....com, rostedt@...dmis.org, bsegall@...gle.com,
        mgorman@...e.de, bristot@...hat.com, vincent.donnefort@....com,
        tj@...nel.org, ouwen210@...mail.com, Qian Cai <cai@...hat.com>
Subject: Re: [PATCH 0/2] workqueue: Fix migrate_disable hotplug changes vs
 kworker affinity

On Thu, Dec 10, 2020 at 04:38:28PM +0000, Valentin Schneider wrote:
> Valentin Schneider (2):
>   stop_machine: Add caller debug info to queue_stop_cpus_work
>   workqueue: Fix affinity of kworkers attached during late hotplug
> 
>  kernel/stop_machine.c |  1 +
>  kernel/workqueue.c    | 24 +++++++++++++++++-------
>  2 files changed, 18 insertions(+), 7 deletions(-)

TJ, would you be okay if I take these through the sched tree that
contain the migrate_disable() patches, such that problem and fix stay
together?