linux-kernel - Re: [PATCH v2] cgroup/cpuset: remove circular dependency deadlock

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Message-ID: <20171115103742.xt7muaq2dfrs2cyd@hirez.programming.kicks-ass.net>
Date:   Wed, 15 Nov 2017 11:37:42 +0100
From:   Peter Zijlstra <peterz@...radead.org>
To:     Prateek Sood <prsood@...eaurora.org>
Cc:     longman@...hat.com, tj@...nel.org, lizefan@...wei.com,
        mingo@...nel.org, boqun.feng@...il.com, tglx@...utronix.de,
        cgroups@...r.kernel.org, sramana@...eaurora.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] cgroup/cpuset: remove circular dependency deadlock

On Wed, Nov 15, 2017 at 03:56:26PM +0530, Prateek Sood wrote:
> Any improvement/suggestion for this patch?

I would have done 2 patches, the first one solving the locking issue,
the second removing the then redundant async rebuild stuff.

Other than that this looks OK I suppose, but I was expecting this to go
through the cgroup tree, TJ?