linux-kernel - Re: [PATCH v8 6/8] cgroup/cpuset: Change cpuset

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Message-ID: <20190704084924.GC9099@localhost.localdomain>
Date:   Thu, 4 Jul 2019 10:49:24 +0200
From:   Juri Lelli <juri.lelli@...hat.com>
To:     Tejun Heo <tj@...nel.org>
Cc:     Peter Zijlstra <peterz@...radead.org>, mingo@...hat.com,
        rostedt@...dmis.org, linux-kernel@...r.kernel.org,
        luca.abeni@...tannapisa.it, claudio@...dence.eu.com,
        tommaso.cucinotta@...tannapisa.it, bristot@...hat.com,
        mathieu.poirier@...aro.org, lizefan@...wei.com,
        cgroups@...r.kernel.org, Prateek Sood <prsood@...eaurora.org>
Subject: Re: [PATCH v8 6/8] cgroup/cpuset: Change cpuset_rwsem and hotplug
 lock order

Hi,

On 01/07/19 07:51, Tejun Heo wrote:
> Hello,
> 
> On Mon, Jul 01, 2019 at 10:27:31AM +0200, Peter Zijlstra wrote:
> > IIRC TJ figured it wasn't strictly required to fix the lock invertion at
> > that time and they sorted it differently. If I (re)read the thread
> > correctly the other day, he didn't have fundamental objections against
> > it, but wanted the simpler fix.
> 
> Yeah I've got no objections to the change itself, it just wasn't
> needed at the time.  We've had multiple issues there tho, so please
> keep an eye open after the changes get merged.

Should I take this as an indication that you had a look at the set and
(apart from Peter's comments) you are OK with them?

If that's the case I will send a v9 out soon. Otherwise I'd kindly ask
you to please have a look.

Thanks!

Juri