From: Theodore Ts'o <tytso@mit.edu>
Date: Thu, 6 Jun 2013 18:00:46 +0000 (-0400)
Subject: ext4: use ext4_da_writepages() for all modes
X-Git-Tag: omap-for-v3.11/fixes-for-merge-window~83^2~29
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=20970ba65d5a22f2e4efbfa100377722fde56935;p=pandora-kernel.git

ext4: use ext4_da_writepages() for all modes

Rename ext4_da_writepages() to ext4_writepages() and use it for all
modes.  We still need to iterate over all the pages in the case of
data=journalling, but in the case of nodelalloc/data=ordered (which is
what file systems mounted using ext3 backwards compatibility will use)
this will allow us to use a much more efficient I/O submission path.

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
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