From: Alex Elder <elder@inktank.com>
Date: Wed, 3 Apr 2013 20:03:53 +0000 (-0500)
Subject: ceph: use page_offset() in ceph_writepages_start()
X-Git-Tag: omap-for-v3.10/dt-fixes-for-merge-window~26^2~147
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=25d71cb92d8eb48df9cbd8cc4bb28e88ee8e88d9;p=pandora-kernel.git

ceph: use page_offset() in ceph_writepages_start()

There's one spot in ceph_writepages_start() that open-codes what
page_offset() does safely.  Use the macro so we don't have to worry
about wrapping.

This resolves:
    http://tracker.ceph.com/issues/4648

Signed-off-by: Alex Elder <elder@inktank.com>
Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
---

Reading git-diff-tree failed