linux-kernel - Re: [PATCH 29/58] mm: Make copy_pte

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Date:	Mon, 19 Nov 2012 13:40:37 -0800 (PST)
From:	David Rientjes <rientjes@...gle.com>
To:	Josh Triplett <josh@...htriplett.org>
cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Andrea Arcangeli <aarcange@...hat.com>,
	Naoya Horiguchi <n-horiguchi@...jp.nec.com>,
	Al Viro <viro@...iv.linux.org.uk>,
	Konstantin Khlebnikov <khlebnikov@...nvz.org>,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject: Re: [PATCH 29/58] mm: Make copy_pte_range static

On Sun, 18 Nov 2012, Josh Triplett wrote:

> Nothing outside of mm/memory.c references copy_pte_range.
> linux/huge_mm.h prototypes it, but nothing uses that prototype.  Commit
> 71e3aac0724ffe8918992d76acfe3aad7d8724a5 in January 2011 explicitly made
> copy_pte_range non-static, but no commit ever introduced a caller for
> copy_pte_range outside of mm/memory.c.  Make the function static.
> 
> This eliminates a warning from gcc (-Wmissing-prototypes) and from
> Sparse (-Wdecl).
> 
> mm/memory.c:917:5: warning: no previous prototype for ‘copy_pte_range’ [-Wmissing-prototypes]
> 
> Signed-off-by: Josh Triplett <josh@...htriplett.org>

Acked-by: David Rientjes <rientjes@...gle.com>