linux-kernel - Re: PROBLEM: 3.0-rc kernels unbootable since -rc3

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Message-ID: <20110712200515.GK2326@linux.vnet.ibm.com>
Date:	Tue, 12 Jul 2011 13:05:15 -0700
From:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
	Jeremy Fitzhardinge <jeremy@...p.org>,
	xen-devel@...ts.xensource.com,
	julie Sullivan <kernelmail.jms@...il.com>,
	linux-kernel@...r.kernel.org, chengxu@...ux.vnet.ibm.com
Subject: Re: PROBLEM: 3.0-rc kernels unbootable since -rc3

On Tue, Jul 12, 2011 at 09:10:36PM +0200, Peter Zijlstra wrote:
> On Tue, 2011-07-12 at 11:59 -0700, Paul E. McKenney wrote:
> > OK, so the infinite loop in task_waking_fair() happens even if RCU callbacks
> > are deferred until after the scheduler is fully initialized.  Sounds like
> > one for the scheduler guys.  ;-) 
> 
> https://lkml.org/lkml/2011/7/12/150
> 
> ?

Looks like that would do the trick, thank you Peter!

Konrad, Julie, Ravi, could you please try out Peter's patch?

							Thanx, Paul
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