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Date:   Fri, 22 Mar 2019 18:59:24 +0100
From:   Sebastian Andrzej Siewior <>
To:     Tejun Heo <>
        Lai Jiangshan <>,
        Ingo Molnar <>,
        Peter Zijlstra <>,
        Thomas Gleixner <>
Subject: Re: [PATCH 1/2] workqueue: Use normal rcu

On 2019-03-22 10:43:34 [-0700], Tejun Heo wrote:
> Hello,

> We can switch but it doesn't really say why we'd want to.  Can you
> please explain why this is better?

there is this undocumented part. Avoiding the sched RCU means also we
are more preemptible which is good :) Especially on -RT where we can't
disable preemption across the whole critical section.

Is this good enough?

> Thanks.


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