linux-kernel - Re: [Cleanup PATCH] rcu: Do not use rcu_read_lock_held when calling rcu_dereference

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Message-ID: <20110708155752.GE12834@tiehlicka.suse.cz>
Date:	Fri, 8 Jul 2011 17:57:52 +0200
From:	Michal Hocko <mhocko@...e.cz>
To:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
Cc:	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [Cleanup PATCH] rcu: Do not use rcu_read_lock_held when calling
 rcu_dereference_check

On Fri 08-07-11 08:48:29, Paul E. McKenney wrote:
> On Fri, Jul 08, 2011 at 03:57:39PM +0200, Michal Hocko wrote:
> > Hi Paul,
> > I guess that this falls down to your area because the code, even though
> > it touches multiple areas, is RCU specific. Let me know if I should
> > break it into smaller pieces or that I should push it through other
> > trees.
> > 
> > git grep -n -A3 "\<rcu_dereference_.*check" doesn't show any other
> > variants to be "affected".
> 
> Hello, Michal,
> 
> Good catch, thank you!!!
> 
> Could you please break this up by maintainer?

OK, will do.

> 
> I have already queued your changes to Documentation/RCU/lockdep.txt with
> your Signed-off-by (probably for 3.1), so please don't worry about those.

OK


-- 
Michal Hocko
SUSE Labs
SUSE LINUX s.r.o.
Lihovarska 1060/12
190 00 Praha 9    
Czech Republic
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