From: Joe Thornber <ejt@redhat.com>
Date: Fri, 20 Dec 2013 15:41:11 +0000 (+0000)
Subject: dm btree: add dm_btree_find_lowest_key
X-Git-Tag: v3.14-rc1~130^2~10
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f164e6900f2be2c29f5c11ca52af5bb824f40826;p=pandora-kernel.git

dm btree: add dm_btree_find_lowest_key

dm_btree_find_lowest_key is the reciprocal of dm_btree_find_highest_key.
Factor out common code for dm_btree_find_{highest,lowest}_key.

dm_btree_find_lowest_key is needed for an upcoming DM target, as such it
is best to get this interface in place.

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