linux-kernel - Re: [PATCH] floppy: convert to delayed work and single-thread wq

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Date:	Thu, 17 May 2012 17:06:41 +0200 (CEST)
From:	Jiri Kosina <jkosina@...e.cz>
To:	Tejun Heo <tj@...nel.org>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Stephen Hemminger <shemminger@...tta.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Jens Axboe <axboe@...nel.dk>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] floppy: convert to delayed work and single-thread wq

On Thu, 17 May 2012, Tejun Heo wrote:

> > Umm. If there are abritrarily long things and these are serialized,
> > then that workqueue is not good for putting floppy work on it either,
> > is it? I don't think you can have it both ways.
> 
> They're not being serialized.  

Then it's useless for this very purpose -- the sole purpose of the 
floppy_wq having as a single-threaded wq is to run all the work 
serialized.

So the patch I have sent out this morning is the way to go.

Thanks,

-- 
Jiri Kosina
SUSE Labs
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