From: Theodore Ts'o <tytso@mit.edu>
Date: Mon, 12 Aug 2013 13:29:30 +0000 (-0400)
Subject: ext4: flush the extent status cache during EXT4_IOC_SWAP_BOOT
X-Git-Tag: v3.11-rc6~19^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=cde2d7a796f7e895e25b43471ed658079345636d;p=pandora-kernel.git

ext4: flush the extent status cache during EXT4_IOC_SWAP_BOOT

Previously we weren't swapping only some of the extent_status LRU
fields during the processing of the EXT4_IOC_SWAP_BOOT ioctl.  The
much safer thing to do is to just completely flush the extent status
tree when doing the swap.

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Cc: Zheng Liu <gnehzuil.liu@gmail.com>
Cc: stable@vger.kernel.org
---

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