linux-kernel - Re: [tip:core/locking] lockdep: Fix lockdep_no

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Message-ID: <1311918856.5890.212.camel@twins>
Date:	Fri, 29 Jul 2011 07:54:16 +0200
From:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
To:	Li Zefan <lizf@...fujitsu.com>
Cc:	mingo@...hat.com, hpa@...or.com, linux-kernel@...r.kernel.org,
	tglx@...utronix.de, mingo@...e.hu,
	linux-tip-commits@...r.kernel.org
Subject: Re: [tip:core/locking] lockdep: Fix lockdep_no_validate against
 IRQ states

On Fri, 2011-07-29 at 11:38 +0800, Li Zefan wrote:
> > +             if (hlock_class(hlock)->key ==
> &__lockdep_no_validate__)
> > +                     continue;
> > +
> 
> The 2 pointers are not the same type.
> 
> kernel/lockdep.c: In function 'mark_held_locks':
> kernel/lockdep.c:2471:31: warning: comparison of distinct pointer
> types lacks a cast

Yeah, I know, I've even got a fix queued up.. Thanks though.
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