linux-kernel - Re: [PATCH 1/6 v2] blk: clean up plug

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Message-ID: <554D1A19.8010407@fb.com>
Date:	Fri, 8 May 2015 14:18:33 -0600
From:	Jens Axboe <axboe@...com>
To:	Shaohua Li <shli@...com>, <linux-kernel@...r.kernel.org>
CC:	<jmoyer@...hat.com>, <hch@....de>, <neilb@...e.de>
Subject: Re: [PATCH 1/6 v2] blk: clean up plug

On 05/08/2015 11:51 AM, Shaohua Li wrote:
> Current code looks like inner plug gets flushed with a
> blk_finish_plug(). Actually it's a nop. All requests/callbacks are added
> to current->plug, while only outmost plug is assigned to current->plug.
> So inner plug always has empty request/callback list, which makes
> blk_flush_plug_list() a nop. This tries to make the code more clear.

Applied 1-6, thanks Shaohua!

-- 
Jens Axboe

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