From: Joe Thornber <ejt@redhat.com>
Date: Fri, 27 Jul 2012 14:08:09 +0000 (+0100)
Subject: dm persistent data: tidy transaction manager creation fns
X-Git-Tag: v3.6-rc1~56^2~26
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=384ef0e62e409e52c80adef5b1ff83075377c19e;p=pandora-kernel.git

dm persistent data: tidy transaction manager creation fns

Tidy the transaction manager creation functions.

They no longer lock the superblock.  Superblock locking is pulled out to
the caller.

Also export dm_bm_write_lock_zero.

Signed-off-by: Joe Thornber <ejt@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
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