linux-kernel - Re: [PATCH 1/2] init, block: try to load default elevator module early during boot

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Message-ID: <20130117183830.GA16568@mtj.dyndns.org>
Date:	Thu, 17 Jan 2013 10:38:30 -0800
From:	Tejun Heo <tj@...nel.org>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Arjan van de Ven <arjan@...ux.intel.com>,
	Ming Lei <ming.lei@...onical.com>,
	Alex Riesen <raa.lkml@...il.com>,
	Alan Stern <stern@...land.harvard.edu>,
	Jens Axboe <axboe@...nel.dk>,
	USB list <linux-usb@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Rusty Russell <rusty@...tcorp.com.au>
Subject: Re: [PATCH 1/2] init, block: try to load default elevator module
 early during boot

Hello, Linus.

On Thu, Jan 17, 2013 at 10:05:53AM -0800, Linus Torvalds wrote:
> And here I was really hoping that there was a third patch in the
> series that added the warning...
> 
> We don't currently have a "am I an async worker" helper function for
> the warning to use, which is something very much up your alley.

Oh yeah, it's coming.  I just wanted to finish something else first
and, as turning on PF_WQ_WORKER on a rescuer thread has some chance of
developing into an obscure difficult-to-trigger and diagnose problem,
don't want to hurry it too much.

Thanks.

-- 
tejun
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