linux-kernel - Re: [PATCH 3/3] printk: Avoid all wakeups from printk

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Date:	Thu, 09 Jun 2011 18:25:51 +0200
From:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
	efault@....de, Arne Jansen <lists@...-jansens.de>
Subject: Re: [PATCH 3/3] printk: Avoid all wakeups from printk

On Thu, 2011-06-09 at 17:51 +0200, Ingo Molnar wrote:
> * Linus Torvalds <torvalds@...ux-foundation.org> wrote:
> 
> > On Thu, Jun 9, 2011 at 7:23 AM, Peter Zijlstra <a.p.zijlstra@...llo.nl> wrote:
> > > Subject: printk: Avoid all wakeups from printk
> > > From: Peter Zijlstra <a.p.zijlstra@...llo.nl>
> > > Date: Wed Jun 08 17:29:59 CEST 2011
> > 
> > Looks good to me.  Is it working? You said that some early version 
> > of this caused problems for Ingo?
> 
> Yeah, it locked up during lockup in the middle of a printk and i 
> bisected it back to the third (most dangerous) commit - will retry 
> this version if Peter thinks it's materially different.

Well, please try again, the patch isn't different, but your .config
didn't want to reproduce at all for me, so if you've got a machine that
reliably fails, we can have a poke at it.
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