From: Wang Shilong <wangsl.fnst@cn.fujitsu.com>
Date: Wed, 19 Feb 2014 11:24:16 +0000 (+0800)
Subject: Btrfs: fix a possible deadlock between scrub and transaction committing
X-Git-Tag: v3.15-rc1~96^2~60
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6cf7f77e6ba55cc1469aaf795507d274402892e9;p=pandora-kernel.git

Btrfs: fix a possible deadlock between scrub and transaction committing

btrfs_scrub_continue() will be called when cleaning up transaction.However,
this can only be called if btrfs_scrub_pause() is called before.

Signed-off-by: Wang Shilong <wangsl.fnst@cn.fujitsu.com>
Signed-off-by: Josef Bacik <jbacik@fb.com>
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