linux-kernel - Warning from ring buffer code (Was: Re: linux-next: tip tree build warning)

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Message-Id: <20090912165300.9d257283.sfr@canb.auug.org.au>
Date:	Sat, 12 Sep 2009 16:53:00 +1000
From:	Stephen Rothwell <sfr@...b.auug.org.au>
To:	Steven Rostedt <srostedt@...hat.com>
Cc:	Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...e.hu>,
	"H. Peter Anvin" <hpa@...or.com>,
	Peter Zijlstra <peterz@...radead.org>,
	linux-next@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Warning from ring buffer code (Was: Re: linux-next: tip tree build
 warning)

Hi Steve,

On Tue, 04 Aug 2009 12:24:49 -0400 Steven Rostedt <srostedt@...hat.com> wrote:
>
> On Tue, 2009-08-04 at 16:16 +1000, Stephen Rothwell wrote:
> > 
> > Today's linux-next build (powerpc ppc64_defconfig) produced these warnings:
> > 
> > kernel/trace/ring_buffer.c: In function 'rb_head_page_set':
> > kernel/trace/ring_buffer.c:704: warning: initialization makes pointer from integer without a cast
> > kernel/trace/ring_buffer.c:704: warning: initialization makes pointer from integer without a cast
> > kernel/trace/ring_buffer.c: In function 'rb_head_page_replace':
> > kernel/trace/ring_buffer.c:797: warning: initialization makes integer from pointer without a cast
> > 
> > Introduced by commit 77ae365eca895061c8bf2b2e3ae1d9ea62869739
> > ("ring-buffer: make lockless").
> 
> Thanks, I'll take a look at it.

Now that this is in Linus' tree, can we have a fix for the waning, please?
-- 
Cheers,
Stephen Rothwell                    sfr@...b.auug.org.au
http://www.canb.auug.org.au/~sfr/

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