2 files changed, 0 insertions, 20 deletions
diff --git a/include/linux/raid/md.h b/include/linux/raid/md.h
index c5516ee0c732..5d450aaf13d1 100644
--- a/include/linux/raid/md.h
+++ b/include/linux/raid/md.h
@@ -63,8 +63,6 @@
 extern int md_size[MAX_MD_DEVS];
 extern struct hd_struct md_hd_struct[MAX_MD_DEVS];
 
-extern void add_mddev_mapping (mddev_t *mddev, kdev_t dev, void *data);
-extern void del_mddev_mapping (mddev_t *mddev, kdev_t dev);
 extern char * partition_name (kdev_t dev);
 extern inline char * bdev_partition_name (struct block_device *bdev)
 {
diff --git a/include/linux/raid/md_k.h b/include/linux/raid/md_k.h
index 69466cd714e7..d29630ebec43 100644
--- a/include/linux/raid/md_k.h
+++ b/include/linux/raid/md_k.h
@@ -65,24 +65,6 @@ typedef struct mdk_rdev_s mdk_rdev_t;
 #define MAX_MD_DEVS  (1<<MINORBITS)	/* Max number of md dev */
 
 /*
- * Maps a kdev to an mddev/subdev. How 'data' is handled is up to
- * the personality. (eg. HSM uses this to identify individual LVs)
- */
-typedef struct dev_mapping_s {
-	mddev_t *mddev;
-	void *data;
-} dev_mapping_t;
-
-extern dev_mapping_t mddev_map [MAX_MD_DEVS];
-
-static inline mddev_t * kdev_to_mddev (kdev_t dev)
-{
-	if (major(dev) != MD_MAJOR)
-		BUG();
-        return mddev_map[minor(dev)].mddev;
-}
-
-/*
  * options passed in raidrun:
  */