From d229a9589ff3b988d3f999cdcfa350f97a372673 Mon Sep 17 00:00:00 2001
From: David Teigland <teigland@redhat.com>
Date: Fri, 6 Jan 2006 00:20:01 -0800
Subject: [PATCH] device-mapper: add dm_get_md

Add dm_get_dev() to get a mapped device given its dev_t.

Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 drivers/md/dm.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'drivers/md/dm.h')

diff --git a/drivers/md/dm.h b/drivers/md/dm.h
index e38c3fc1a1d..ab078a24939 100644
--- a/drivers/md/dm.h
+++ b/drivers/md/dm.h
@@ -58,6 +58,7 @@ int dm_create(struct mapped_device **md);
 int dm_create_with_minor(unsigned int minor, struct mapped_device **md);
 void dm_set_mdptr(struct mapped_device *md, void *ptr);
 void *dm_get_mdptr(dev_t dev);
+struct mapped_device *dm_get_md(dev_t dev);
 
 /*
  * Reference counting for md.
-- 
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