linux-kernel - Re: [patch 3/3] vmstat: Create our own workqueue

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Message-ID: <alpine.DEB.2.20.1510281730410.15758@east.gentwo.org>
Date:	Wed, 28 Oct 2015 17:32:15 -0500 (CDT)
From:	Christoph Lameter <cl@...ux.com>
To:	Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>
cc:	htejun@...il.com, akpm@...ux-foundation.org, mhocko@...nel.org,
	linux-mm@...ck.org, linux-kernel@...r.kernel.org,
	torvalds@...ux-foundation.org, hannes@...xchg.org, mgorman@...e.de
Subject: Re: [patch 3/3] vmstat: Create our own workqueue

On Wed, 28 Oct 2015, Tetsuo Handa wrote:

> Christoph Lameter wrote:
> > On Wed, 28 Oct 2015, Tejun Heo wrote:
> >
> > > The only thing necessary here is WQ_MEM_RECLAIM.  I don't see how
> > > WQ_SYSFS and WQ_FREEZABLE make sense here.
> >
> I can still trigger silent livelock with this patchset applied.

Ok so why the vmstat updater still deferred, Tejun?

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