linux-kernel - Re: [PATCH] mm: hugetlb.c make functions static, use NULL rather than 0

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Message-Id: <20080829014809.be6689f6.akpm@linux-foundation.org>
Date:	Fri, 29 Aug 2008 01:48:09 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Andy Whitcroft <apw@...dowen.org>
Cc:	Harvey Harrison <harvey.harrison@...il.com>,
	Hugh Dickins <hugh@...itas.com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] mm: hugetlb.c make functions static, use NULL rather
 than 0

On Fri, 29 Aug 2008 09:29:50 +0100 Andy Whitcroft <apw@...dowen.org> wrote:

> On Mon, Aug 25, 2008 at 10:27:39AM +0100, Hugh Dickins wrote:
> > On Fri, 22 Aug 2008, Harvey Harrison wrote:
> > 
> > > mm/hugetlb.c:265:17: warning: symbol 'resv_map_alloc' was not declared. Should it be static?
> > > mm/hugetlb.c:277:6: warning: symbol 'resv_map_release' was not declared. Should it be static?
> > > mm/hugetlb.c:292:9: warning: Using plain integer as NULL pointer
> > > mm/hugetlb.c:1750:5: warning: symbol 'unmap_ref_private' was not declared. Should it be static?
> 
> Harvey are you using some additional compiler flags to get this, I am
> pretty sure I checked for warnings during compilation before this lot
> was merged.  Hmmm.

sparse.   `make C=1'
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