linux-kernel - Re: [tip:sched/urgent] sched: Teach might

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Message-ID: <20091216153020.GD6744@linux.vnet.ibm.com>
Date:	Wed, 16 Dec 2009 07:30:20 -0800
From:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	tip-bot for Frederic Weisbecker <fweisbec@...il.com>,
	linux-tip-commits@...r.kernel.org, linux-kernel@...r.kernel.org,
	hpa@...or.com, mingo@...hat.com, peterz@...radead.org,
	tglx@...utronix.de
Subject: Re: [tip:sched/urgent] sched: Teach might_sleep() about
	preemptible RCU

On Wed, Dec 16, 2009 at 03:25:36PM +0100, Ingo Molnar wrote:
> 
> * tip-bot for Frederic Weisbecker <fweisbec@...il.com> wrote:
> 
> > Commit-ID:  ba1b1cbcc9b458c4b9ebb28c9cf6a2ccf64ba1cd
> > Gitweb:     http://git.kernel.org/tip/ba1b1cbcc9b458c4b9ebb28c9cf6a2ccf64ba1cd
> > Author:     Frederic Weisbecker <fweisbec@...il.com>
> > AuthorDate: Mon, 14 Dec 2009 23:44:32 +0100
> > Committer:  Ingo Molnar <mingo@...e.hu>
> > CommitDate: Wed, 16 Dec 2009 08:43:16 +0100
> > 
> > sched: Teach might_sleep() about preemptible RCU
> 
> Causes a build failure, so skipped this patch for now:
> 
> kernel/sched.c:9661: error: implicit declaration of function 'rcu_preempt_depth'

I guess my testing missed something.  :-/  Could you please send the
.config file that caused this?

							Thanx, Paul
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