From: Mark Fasheh <mark.fasheh@oracle.com>
Date: Sat, 6 May 2006 02:04:03 +0000 (-0700)
Subject: ocfs2: take data locks around extend
X-Git-Tag: v2.6.17-rc5~106^2~6
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=53013cba4118a5cfe8f7c7ea5e5bc1c48b160f76;p=pandora-kernel.git

ocfs2: take data locks around extend

We need to take a data lock around extends to protect the pages that
ocfs2_zero_extend is going to be pulling into the page cache. Otherwise an
extend on one node might populate the page cache with data pages that have
no lock coverage.

Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>
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