From: Dave Chinner <dchinner@redhat.com>
Date: Fri, 22 Jun 2012 08:50:10 +0000 (+1000)
Subject: xfs: add discontiguous buffer map interface
X-Git-Tag: v3.6-rc1~42^2~28
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6dde27077eaf590eac279627f74b7e4e40b864b2;p=pandora-kernel.git

xfs: add discontiguous buffer map interface

With the internal interfaces supporting discontiguous buffer maps,
add external lookup, read and get interfaces so they can start to be
used.

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Ben Myers <bpm@sgi.com>
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