From: Kiyoshi Ueda <k-ueda@ct.jp.nec.com>
Date: Thu, 10 Dec 2009 23:52:14 +0000 (+0000)
Subject: dm: use clone in map_request function
X-Git-Tag: v2.6.33-rc1~75^2~39
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=598de40947909e6b948569710383661ecc0ddc8e;p=pandora-kernel.git

dm: use clone in map_request function

This patch changes the argument of map_request() to clone request
from original request.  No functional change.

This patch is a preparation for PATCH 9, which needs to use
map_request() for clones sharing an original barrier request.

Signed-off-by: Kiyoshi Ueda <k-ueda@ct.jp.nec.com>
Signed-off-by: Jun'ichi Nomura <j-nomura@ce.jp.nec.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
---

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