From: Darrick J. Wong <djwong@us.ibm.com>
Date: Fri, 27 May 2011 19:23:41 +0000 (-0700)
Subject: fs: block_page_mkwrite should wait for writeback to finish
X-Git-Tag: v3.0-rc1~21^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d76ee18a8551e33ad7dbd55cac38bc7b094f3abb;p=pandora-kernel.git

fs: block_page_mkwrite should wait for writeback to finish

For filesystems such as nilfs2 and xfs that use block_page_mkwrite, modify that
function to wait for pending writeback before allowing the page to become
writable.  This is needed to stabilize pages during writeback for those two
filesystems.

Signed-off-by: Darrick J. Wong <djwong@us.ibm.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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