[PATCH] md: initial sysfs support for md

Start using kobjects in mddevs, and provide a couple of simple attributes
(level and disks).  Attributes live in
  /sys/block/mdX/md/attr-name

Signed-off-by: Neil Brown <neilb@suse.de>
Cc: Greg KH <greg@kroah.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/include/linux/raid/md_k.h b/include/linux/raid/md_k.h
index ebce949b1443..a9b0e47a3d04 100644
--- a/include/linux/raid/md_k.h
+++ b/include/linux/raid/md_k.h
@@ -148,6 +148,8 @@ struct mddev_s
 
         struct gendisk                  *gendisk;
 
+        struct kobject                  kobj;
+
         /* Superblock information */
         int                             major_version,
                                         minor_version,