From: Ian Campbell <ian.campbell@citrix.com>
Date: Wed, 17 Aug 2011 16:40:33 +0000 (+0100)
Subject: mm: fix __page_to_pfn for a const struct page argument
X-Git-Tag: v3.1-rc3~22
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=aa462abe8aaf2198d6aef97da20c874ac694a39f;p=pandora-kernel.git

mm: fix __page_to_pfn for a const struct page argument

This allows the cast in lowmem_page_address (introduced as a warning
fixup to 33dd4e0ec911 "mm: make some struct page's const") to be
removed.

Propagate const'ness to page_to_section() as well since it is required
by __page_to_pfn.

Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Acked-by: Rik van Riel <riel@redhat.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: Michel Lespinasse <walken@google.com>
Cc: Mel Gorman <mel@csn.ul.ie>
Cc: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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