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-rw-r--r--include/linux/raid/md.h4
-rw-r--r--include/linux/raid/md_k.h63
2 files changed, 12 insertions, 55 deletions
diff --git a/include/linux/raid/md.h b/include/linux/raid/md.h
index 13e7c4b6236..b6e0bcad84e 100644
--- a/include/linux/raid/md.h
+++ b/include/linux/raid/md.h
@@ -71,8 +71,8 @@
*/
#define MD_PATCHLEVEL_VERSION 3
-extern int register_md_personality (int p_num, mdk_personality_t *p);
-extern int unregister_md_personality (int p_num);
+extern int register_md_personality (struct mdk_personality *p);
+extern int unregister_md_personality (struct mdk_personality *p);
extern mdk_thread_t * md_register_thread (void (*run) (mddev_t *mddev),
mddev_t *mddev, const char *name);
extern void md_unregister_thread (mdk_thread_t *thread);
diff --git a/include/linux/raid/md_k.h b/include/linux/raid/md_k.h
index 1dd587b5975..e559fb701aa 100644
--- a/include/linux/raid/md_k.h
+++ b/include/linux/raid/md_k.h
@@ -18,62 +18,19 @@
/* and dm-bio-list.h is not under include/linux because.... ??? */
#include "../../../drivers/md/dm-bio-list.h"
-#define MD_RESERVED 0UL
-#define LINEAR 1UL
-#define RAID0 2UL
-#define RAID1 3UL
-#define RAID5 4UL
-#define TRANSLUCENT 5UL
-#define HSM 6UL
-#define MULTIPATH 7UL
-#define RAID6 8UL
-#define RAID10 9UL
-#define FAULTY 10UL
-#define MAX_PERSONALITY 11UL
-
#define LEVEL_MULTIPATH (-4)
#define LEVEL_LINEAR (-1)
#define LEVEL_FAULTY (-5)
+/* we need a value for 'no level specified' and 0
+ * means 'raid0', so we need something else. This is
+ * for internal use only
+ */
+#define LEVEL_NONE (-1000000)
+
#define MaxSector (~(sector_t)0)
#define MD_THREAD_NAME_MAX 14
-static inline int pers_to_level (int pers)
-{
- switch (pers) {
- case FAULTY: return LEVEL_FAULTY;
- case MULTIPATH: return LEVEL_MULTIPATH;
- case HSM: return -3;
- case TRANSLUCENT: return -2;
- case LINEAR: return LEVEL_LINEAR;
- case RAID0: return 0;
- case RAID1: return 1;
- case RAID5: return 5;
- case RAID6: return 6;
- case RAID10: return 10;
- }
- BUG();
- return MD_RESERVED;
-}
-
-static inline int level_to_pers (int level)
-{
- switch (level) {
- case LEVEL_FAULTY: return FAULTY;
- case LEVEL_MULTIPATH: return MULTIPATH;
- case -3: return HSM;
- case -2: return TRANSLUCENT;
- case LEVEL_LINEAR: return LINEAR;
- case 0: return RAID0;
- case 1: return RAID1;
- case 4:
- case 5: return RAID5;
- case 6: return RAID6;
- case 10: return RAID10;
- }
- return MD_RESERVED;
-}
-
typedef struct mddev_s mddev_t;
typedef struct mdk_rdev_s mdk_rdev_t;
@@ -140,12 +97,10 @@ struct mdk_rdev_s
*/
};
-typedef struct mdk_personality_s mdk_personality_t;
-
struct mddev_s
{
void *private;
- mdk_personality_t *pers;
+ struct mdk_personality *pers;
dev_t unit;
int md_minor;
struct list_head disks;
@@ -266,9 +221,11 @@ static inline void md_sync_acct(struct block_device *bdev, unsigned long nr_sect
atomic_add(nr_sectors, &bdev->bd_contains->bd_disk->sync_io);
}
-struct mdk_personality_s
+struct mdk_personality
{
char *name;
+ int level;
+ struct list_head list;
struct module *owner;
int (*make_request)(request_queue_t *q, struct bio *bio);
int (*run)(mddev_t *mddev);