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authorDavid Teigland <teigland@redhat.com>2006-01-06 03:20:01 -0500
committerLinus Torvalds <torvalds@g5.osdl.org>2006-01-06 11:34:00 -0500
commitd229a9589ff3b988d3f999cdcfa350f97a372673 (patch)
treeea6da350027f02736de7c1b7f350bc915abae39c /drivers/md/dm.h
parent637842cfdbe2b981f7088f7633e630570f58efaf (diff)
[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>
Diffstat (limited to 'drivers/md/dm.h')
-rw-r--r--drivers/md/dm.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/md/dm.h b/drivers/md/dm.h
index e38c3fc1a1db..ab078a249396 100644
--- a/drivers/md/dm.h
+++ b/drivers/md/dm.h
@@ -58,6 +58,7 @@ int dm_create(struct mapped_device **md);
58int dm_create_with_minor(unsigned int minor, struct mapped_device **md); 58int dm_create_with_minor(unsigned int minor, struct mapped_device **md);
59void dm_set_mdptr(struct mapped_device *md, void *ptr); 59void dm_set_mdptr(struct mapped_device *md, void *ptr);
60void *dm_get_mdptr(dev_t dev); 60void *dm_get_mdptr(dev_t dev);
61struct mapped_device *dm_get_md(dev_t dev);
61 62
62/* 63/*
63 * Reference counting for md. 64 * Reference counting for md.