From: Theodore Ts'o <tytso@mit.edu>
Date: Mon, 21 Apr 2014 18:37:55 +0000 (-0400)
Subject: ext4: add a new spinlock i_raw_lock to protect the ext4's raw inode
X-Git-Tag: omap-for-v3.16/fixes-against-rc1~88^2~18
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=202ee5df38b33f7ea28286807a0b548b49613194;p=pandora-kernel.git

ext4: add a new spinlock i_raw_lock to protect the ext4's raw inode

To avoid potential data races, use a spinlock which protects the raw
(on-disk) inode.

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Reviewed-by: Jan Kara <jack@suse.cz>
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