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Date: Fri, 16 Oct 2015 12:49:50 +0200
From: Peter Zijlstra <peterz@infradead.org>
To: Oleg Nesterov <oleg@redhat.com>
Cc: heiko.carstens@de.ibm.com, Tejun Heo <tj@kernel.org>,
        Ingo Molnar <mingo@kernel.org>, Rik van Riel <riel@redhat.com>,
        Thomas Gleixner <tglx@linutronix.de>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/3] stop_machine: ensure that a queued callback will be
 called before cpu_stop_park()
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On Thu, Oct 15, 2015 at 07:02:47PM +0200, Oleg Nesterov wrote:
> Yes. IOW, this relies on ->selfparking == T which implies "flush before
> park".

Ah, we have a different reading of 'selfparking'. OK.