linux-kernel - Re: [PATCH 6/6] workqueue: reimplement WQ_HIGHPRI using a separate worker

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Message-ID: <CA+8MBb+ghRpmtrk=t5-6MqrPMZt+a69UoAWaubyKBeptGdBrWA@mail.gmail.com>
Date:	Thu, 12 Jul 2012 15:16:30 -0700
From:	Tony Luck <tony.luck@...il.com>
To:	Tejun Heo <tj@...nel.org>
Cc:	Fengguang Wu <fengguang.wu@...el.com>,
	linux-kernel@...r.kernel.org, torvalds@...ux-foundation.org,
	joshhunt00@...il.com, axboe@...nel.dk, rni@...gle.com,
	vgoyal@...hat.com, vwadekar@...dia.com,
	herbert@...dor.apana.org.au, davem@...emloft.net,
	linux-crypto@...r.kernel.org, swhiteho@...hat.com, bpm@....com,
	elder@...nel.org, xfs@....sgi.com, marcel@...tmann.org,
	gustavo@...ovan.org, johan.hedberg@...il.com,
	linux-bluetooth@...r.kernel.org, martin.petersen@...cle.com
Subject: Re: [PATCH 6/6] workqueue: reimplement WQ_HIGHPRI using a separate worker_pool

On Thu, Jul 12, 2012 at 2:45 PM, Tejun Heo <tj@...nel.org> wrote:
> I was wrong and am now dazed and confused.  That's from
> init_workqueues() where only cpu0 is running.  How the hell did
> nr_running manage to become non-zero at that point?  Can you please
> apply the following patch and report the boot log?  Thank you.

Patch applied on top of next-20120712 (which still has the same problem).

dmesg output attached

-Tony

View attachment "dmesg.txt" of type "text/plain" (23573 bytes)