linux-kernel - Re: [PATCH] percpu: cast away printk format warning

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Date:	Wed, 23 Mar 2011 08:25:24 +0100
From:	Tejun Heo <tj@...nel.org>
To:	Mike Frysinger <vapier@...too.org>
Cc:	Christoph Lameter <cl@...ux-foundation.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] percpu: cast away printk format warning

On Tue, Mar 22, 2011 at 04:39:48PM -0400, Mike Frysinger wrote:
> On 32-bit systems which don't happen to implicitly define or cast
> VMALLOC_START and/or VMALLOC_END to long in their arch headers, the
> printk in the percpu code will cause a warning to be emitted:
> 
> mm/percpu.c: In function 'pcpu_embed_first_chunk':
> mm/percpu.c:1648: warning: format '%lx' expects type 'long unsigned int',
> 	but argument 3 has type 'unsigned int'
> 
> So add an explicit cast to unsigned long here.
> 
> Signed-off-by: Mike Frysinger <vapier@...too.org>

Applied to percpu:fixes-2.6.39 with slight reformatting to avoid going
over 80 column.

Thanks.

-- 
tejun
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