From: Kent Overstreet <kmo@daterainc.com>
Date: Thu, 25 Jul 2013 00:16:09 +0000 (-0700)
Subject: bcache: Use blkdev_issue_discard()
X-Git-Tag: v3.13-rc1~68^2~1^2~49
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=49b1212dfacfe51f951442563d1617bb06aac575;p=pandora-kernel.git

bcache: Use blkdev_issue_discard()

The old asynchronous discard code was really a relic from when all the
allocation code was asynchronous - now that allocation runs out of a
dedicated thread there's no point in keeping around all that complicated
machinery.

Signed-off-by: Kent Overstreet <kmo@daterainc.com>
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