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

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Message-ID: <20151028024350.GA10448@mtj.duckdns.org>
Date:	Wed, 28 Oct 2015 11:43:50 +0900
From:	Tejun Heo <htejun@...il.com>
To:	Christoph Lameter <cl@...ux.com>
Cc:	akpm@...ux-foundation.org, Michal Hocko <mhocko@...nel.org>,
	Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>,
	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

Hello,

On Tue, Oct 27, 2015 at 09:41:17PM -0500, Christoph Lameter wrote:
> +	vmstat_wq = alloc_workqueue("vmstat",
> +		WQ_FREEZABLE|
> +		WQ_SYSFS|
> +		WQ_MEM_RECLAIM, 0);

The only thing necessary here is WQ_MEM_RECLAIM.  I don't see how
WQ_SYSFS and WQ_FREEZABLE make sense here.

Thanks.

-- 
tejun
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