From: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Date: Tue, 16 Mar 2010 00:25:55 +0000 (-0400)
Subject: ext4: invalidate pages if delalloc block allocation fails.
X-Git-Tag: v2.6.27.47~25
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ee39e52e834ebfd523980bd518943ae4ca340868;p=pandora-kernel.git

ext4: invalidate pages if delalloc block allocation fails.

commit c4a0c46ec92c194c873232b88debce4e1a448483 upstream.

We are a bit agressive in invalidating all the pages. But
it is ok because we really don't know why the block allocation
failed and it is better to come of the writeback path
so that user can look for more info.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Jayson R. King <dev@jaysonking.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

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