linux-kernel - Re: [PATCH wq#for-linus] workqueue: workqueue_cpu_callback() should be cpu_notifier not hotcpu

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Date:	Mon, 9 Aug 2010 11:56:19 +0200
From:	Markus Trippelsdorf <markus@...ppelsdorf.de>
To:	Tejun Heo <htejun@...il.com>
Cc:	Heiko Carstens <heiko.carstens@...ibm.com>,
	walt <w41ter@...il.com>, linux-kernel@...r.kernel.org,
	Suresh Siddha <suresh.b.siddha@...el.com>
Subject: Re: [PATCH wq#for-linus] workqueue: workqueue_cpu_callback()
 should be cpu_notifier not hotcpu_notifier

On Mon, Aug 09, 2010 at 11:49:00AM +0200, Tejun Heo wrote:
> Hello,
> 
> On 08/09/2010 11:46 AM, Markus Trippelsdorf wrote:
> > This fixes the boot problem here. Thanks.
> 
> Great.  May I add your Tested-by?

Sure.
    Tested-by: Markus Trippelsdorf <markus@...ppelsdorf.de>

> > (The drm delayed enqueue problem, which I mentioned earlier still
> > persists.)
> 
> Yeah, I'm looking into it now but it looks like the error message is
> simply spurious.  queue_delayed_work() returns 1 if the work was
> actually queued and 0 if it was already pending and thus the function
> call was no-op.  output_poll_execute() is incorrectly interpreting 1
> return as error.  I'll look through the history and try to find out
> whether/how wq changes affected the behavior, but the fix is most
> likely simply killing the message.

Yes, this looks like a cosmetic issue and I observe no other graphics
problems at all.
-- 
»A man who doesn't know he is in prison can never escape.«
William S. Burroughs
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