[PATCH] dm: store md name
The patch stores a printable device number in struct mapped_device for use in
warning messages and with a proposed netlink interface.
Signed-off-by: Mike Anderson <andmike@us.ibm.com>
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>
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 48be69f..f140d49 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -69,6 +69,7 @@
request_queue_t *queue;
struct gendisk *disk;
+ char name[16];
void *interface_ptr;
@@ -842,6 +843,7 @@
md->disk->private_data = md;
sprintf(md->disk->disk_name, "dm-%d", minor);
add_disk(md->disk);
+ format_dev_t(md->name, MKDEV(_major, minor));
atomic_set(&md->pending, 0);
init_waitqueue_head(&md->wait);