md: remove typedefs: mddev_t -> struct mddev

Having mddev_t and 'struct mddev_s' is ugly and not preferred

Signed-off-by: NeilBrown <neilb@suse.de>

drivers/md/bitmap.c

@@ -179,7 +179,7 @@ static void bitmap_checkfree(struct bitmap *bitmap, unsigned long page)
  */
 
 /* IO operations when bitmap is stored near all superblocks */
-static struct page *read_sb_page(mddev_t *mddev, loff_t offset,
+static struct page *read_sb_page(struct mddev *mddev, loff_t offset,
 				 struct page *page,
 				 unsigned long index, int size)
 {
@@ -218,7 +218,7 @@ static struct page *read_sb_page(mddev_t *mddev, loff_t offset,
 
 }
 
-static struct md_rdev *next_active_rdev(struct md_rdev *rdev, mddev_t *mddev)
+static struct md_rdev *next_active_rdev(struct md_rdev *rdev, struct mddev *mddev)
 {
 	/* Iterate the disks of an mddev, using rcu to protect access to the
 	 * linked list, and raising the refcount of devices we return to ensure
@@ -256,7 +256,7 @@ static int write_sb_page(struct bitmap *bitmap, struct page *page, int wait)
 {
 	struct md_rdev *rdev = NULL;
 	struct block_device *bdev;
-	mddev_t *mddev = bitmap->mddev;
+	struct mddev *mddev = bitmap->mddev;
 
 	while ((rdev = next_active_rdev(rdev, mddev)) != NULL) {
 		int size = PAGE_SIZE;
@@ -1157,7 +1157,7 @@ static bitmap_counter_t *bitmap_get_counter(struct bitmap *bitmap,
  *			out to disk
  */
 
-void bitmap_daemon_work(mddev_t *mddev)
+void bitmap_daemon_work(struct mddev *mddev)
 {
 	struct bitmap *bitmap;
 	unsigned long j;
@@ -1647,7 +1647,7 @@ void bitmap_dirty_bits(struct bitmap *bitmap, unsigned long s, unsigned long e)
 /*
  * flush out any pending updates
  */
-void bitmap_flush(mddev_t *mddev)
+void bitmap_flush(struct mddev *mddev)
 {
 	struct bitmap *bitmap = mddev->bitmap;
 	long sleep;
@@ -1695,7 +1695,7 @@ static void bitmap_free(struct bitmap *bitmap)
 	kfree(bitmap);
 }
 
-void bitmap_destroy(mddev_t *mddev)
+void bitmap_destroy(struct mddev *mddev)
 {
 	struct bitmap *bitmap = mddev->bitmap;
 
@@ -1718,7 +1718,7 @@ void bitmap_destroy(mddev_t *mddev)
  * initialize the bitmap structure
  * if this returns an error, bitmap_destroy must be called to do clean up
  */
-int bitmap_create(mddev_t *mddev)
+int bitmap_create(struct mddev *mddev)
 {
 	struct bitmap *bitmap;
 	sector_t blocks = mddev->resync_max_sectors;
@@ -1822,7 +1822,7 @@ int bitmap_create(mddev_t *mddev)
 	return err;
 }
 
-int bitmap_load(mddev_t *mddev)
+int bitmap_load(struct mddev *mddev)
 {
 	int err = 0;
 	sector_t start = 0;
@@ -1868,7 +1868,7 @@ out:
 EXPORT_SYMBOL_GPL(bitmap_load);
 
 static ssize_t
-location_show(mddev_t *mddev, char *page)
+location_show(struct mddev *mddev, char *page)
 {
 	ssize_t len;
 	if (mddev->bitmap_info.file)
@@ -1882,7 +1882,7 @@ location_show(mddev_t *mddev, char *page)
 }
 
 static ssize_t
-location_store(mddev_t *mddev, const char *buf, size_t len)
+location_store(struct mddev *mddev, const char *buf, size_t len)
 {
 
 	if (mddev->pers) {
@@ -1959,7 +1959,7 @@ static struct md_sysfs_entry bitmap_location =
 __ATTR(location, S_IRUGO|S_IWUSR, location_show, location_store);
 
 static ssize_t
-timeout_show(mddev_t *mddev, char *page)
+timeout_show(struct mddev *mddev, char *page)
 {
 	ssize_t len;
 	unsigned long secs = mddev->bitmap_info.daemon_sleep / HZ;
@@ -1973,7 +1973,7 @@ timeout_show(mddev_t *mddev, char *page)
 }
 
 static ssize_t
-timeout_store(mddev_t *mddev, const char *buf, size_t len)
+timeout_store(struct mddev *mddev, const char *buf, size_t len)
 {
 	/* timeout can be set at any time */
 	unsigned long timeout;
@@ -2009,13 +2009,13 @@ static struct md_sysfs_entry bitmap_timeout =
 __ATTR(time_base, S_IRUGO|S_IWUSR, timeout_show, timeout_store);
 
 static ssize_t
-backlog_show(mddev_t *mddev, char *page)
+backlog_show(struct mddev *mddev, char *page)
 {
 	return sprintf(page, "%lu\n", mddev->bitmap_info.max_write_behind);
 }
 
 static ssize_t
-backlog_store(mddev_t *mddev, const char *buf, size_t len)
+backlog_store(struct mddev *mddev, const char *buf, size_t len)
 {
 	unsigned long backlog;
 	int rv = strict_strtoul(buf, 10, &backlog);
@@ -2031,13 +2031,13 @@ static struct md_sysfs_entry bitmap_backlog =
 __ATTR(backlog, S_IRUGO|S_IWUSR, backlog_show, backlog_store);
 
 static ssize_t
-chunksize_show(mddev_t *mddev, char *page)
+chunksize_show(struct mddev *mddev, char *page)
 {
 	return sprintf(page, "%lu\n", mddev->bitmap_info.chunksize);
 }
 
 static ssize_t
-chunksize_store(mddev_t *mddev, const char *buf, size_t len)
+chunksize_store(struct mddev *mddev, const char *buf, size_t len)
 {
 	/* Can only be changed when no bitmap is active */
 	int rv;
@@ -2057,13 +2057,13 @@ chunksize_store(mddev_t *mddev, const char *buf, size_t len)
 static struct md_sysfs_entry bitmap_chunksize =
 __ATTR(chunksize, S_IRUGO|S_IWUSR, chunksize_show, chunksize_store);
 
-static ssize_t metadata_show(mddev_t *mddev, char *page)
+static ssize_t metadata_show(struct mddev *mddev, char *page)
 {
 	return sprintf(page, "%s\n", (mddev->bitmap_info.external
 				      ? "external" : "internal"));
 }
 
-static ssize_t metadata_store(mddev_t *mddev, const char *buf, size_t len)
+static ssize_t metadata_store(struct mddev *mddev, const char *buf, size_t len)
 {
 	if (mddev->bitmap ||
 	    mddev->bitmap_info.file ||
@@ -2081,7 +2081,7 @@ static ssize_t metadata_store(mddev_t *mddev, const char *buf, size_t len)
 static struct md_sysfs_entry bitmap_metadata =
 __ATTR(metadata, S_IRUGO|S_IWUSR, metadata_show, metadata_store);
 
-static ssize_t can_clear_show(mddev_t *mddev, char *page)
+static ssize_t can_clear_show(struct mddev *mddev, char *page)
 {
 	int len;
 	if (mddev->bitmap)
@@ -2092,7 +2092,7 @@ static ssize_t can_clear_show(mddev_t *mddev, char *page)
 	return len;
 }
 
-static ssize_t can_clear_store(mddev_t *mddev, const char *buf, size_t len)
+static ssize_t can_clear_store(struct mddev *mddev, const char *buf, size_t len)
 {
 	if (mddev->bitmap == NULL)
 		return -ENOENT;
@@ -2111,7 +2111,7 @@ static struct md_sysfs_entry bitmap_can_clear =
 __ATTR(can_clear, S_IRUGO|S_IWUSR, can_clear_show, can_clear_store);
 
 static ssize_t
-behind_writes_used_show(mddev_t *mddev, char *page)
+behind_writes_used_show(struct mddev *mddev, char *page)
 {
 	if (mddev->bitmap == NULL)
 		return sprintf(page, "0\n");
@@ -2120,7 +2120,7 @@ behind_writes_used_show(mddev_t *mddev, char *page)
 }
 
 static ssize_t
-behind_writes_used_reset(mddev_t *mddev, const char *buf, size_t len)
+behind_writes_used_reset(struct mddev *mddev, const char *buf, size_t len)
 {
 	if (mddev->bitmap)
 		mddev->bitmap->behind_writes_used = 0;

drivers/md/bitmap.h

@@ -193,7 +193,7 @@ struct bitmap {
 	unsigned long pages; /* total number of pages in the bitmap */
 	unsigned long missing_pages; /* number of pages not yet allocated */
 
-	mddev_t *mddev; /* the md device that the bitmap is for */
+	struct mddev *mddev; /* the md device that the bitmap is for */
 
 	/* bitmap chunksize -- how much data does each bit represent? */
 	unsigned long chunkshift; /* chunksize = 2^chunkshift (for bitops) */
@@ -238,10 +238,10 @@ struct bitmap {
 /* the bitmap API */
 
 /* these are used only by md/bitmap */
-int  bitmap_create(mddev_t *mddev);
-int bitmap_load(mddev_t *mddev);
-void bitmap_flush(mddev_t *mddev);
-void bitmap_destroy(mddev_t *mddev);
+int  bitmap_create(struct mddev *mddev);
+int bitmap_load(struct mddev *mddev);
+void bitmap_flush(struct mddev *mddev);
+void bitmap_destroy(struct mddev *mddev);
 
 void bitmap_print_sb(struct bitmap *bitmap);
 void bitmap_update_sb(struct bitmap *bitmap);
@@ -262,7 +262,7 @@ void bitmap_close_sync(struct bitmap *bitmap);
 void bitmap_cond_end_sync(struct bitmap *bitmap, sector_t sector);
 
 void bitmap_unplug(struct bitmap *bitmap);
-void bitmap_daemon_work(mddev_t *mddev);
+void bitmap_daemon_work(struct mddev *mddev);
 #endif
 
 #endif

drivers/md/dm-raid.c

@@ -57,7 +57,7 @@ struct raid_set {
 
 	uint64_t print_flags;
 
-	struct mddev_s md;
+	struct mddev md;
 	struct raid_type *raid_type;
 	struct dm_target_callbacks callbacks;
 
@@ -611,7 +611,7 @@ static int read_disk_sb(struct md_rdev *rdev, int size)
 	return 0;
 }
 
-static void super_sync(mddev_t *mddev, struct md_rdev *rdev)
+static void super_sync(struct mddev *mddev, struct md_rdev *rdev)
 {
 	struct md_rdev *r, *t;
 	uint64_t failed_devices;
@@ -689,7 +689,7 @@ static int super_load(struct md_rdev *rdev, struct md_rdev *refdev)
 	return (events_sb > events_refsb) ? 1 : 0;
 }
 
-static int super_init_validation(mddev_t *mddev, struct md_rdev *rdev)
+static int super_init_validation(struct mddev *mddev, struct md_rdev *rdev)
 {
 	int role;
 	struct raid_set *rs = container_of(mddev, struct raid_set, md);
@@ -809,7 +809,7 @@ static int super_init_validation(mddev_t *mddev, struct md_rdev *rdev)
 	return 0;
 }
 
-static int super_validate(mddev_t *mddev, struct md_rdev *rdev)
+static int super_validate(struct mddev *mddev, struct md_rdev *rdev)
 {
 	struct dm_raid_superblock *sb = page_address(rdev->sb_page);
 
@@ -850,7 +850,7 @@ static int analyse_superblocks(struct dm_target *ti, struct raid_set *rs)
 {
 	int ret;
 	struct md_rdev *rdev, *freshest, *tmp;
-	mddev_t *mddev = &rs->md;
+	struct mddev *mddev = &rs->md;
 
 	freshest = NULL;
 	rdev_for_each(rdev, tmp, mddev) {
@@ -1004,7 +1004,7 @@ static void raid_dtr(struct dm_target *ti)
 static int raid_map(struct dm_target *ti, struct bio *bio, union map_info *map_context)
 {
 	struct raid_set *rs = ti->private;
-	mddev_t *mddev = &rs->md;
+	struct mddev *mddev = &rs->md;
 
 	mddev->pers->make_request(mddev, bio);
 

drivers/md/faulty.c

@@ -169,7 +169,7 @@ static void add_sector(conf_t *conf, sector_t start, int mode)
 		conf->nfaults = n+1;
 }
 
-static int make_request(mddev_t *mddev, struct bio *bio)
+static int make_request(struct mddev *mddev, struct bio *bio)
 {
 	conf_t *conf = mddev->private;
 	int failit = 0;
@@ -222,7 +222,7 @@ static int make_request(mddev_t *mddev, struct bio *bio)
 	}
 }
 
-static void status(struct seq_file *seq, mddev_t *mddev)
+static void status(struct seq_file *seq, struct mddev *mddev)
 {
 	conf_t *conf = mddev->private;
 	int n;
@@ -255,7 +255,7 @@ static void status(struct seq_file *seq, mddev_t *mddev)
 }
 
 
-static int reshape(mddev_t *mddev)
+static int reshape(struct mddev *mddev)
 {
 	int mode = mddev->new_layout & ModeMask;
 	int count = mddev->new_layout >> ModeShift;
@@ -284,7 +284,7 @@ static int reshape(mddev_t *mddev)
 	return 0;
 }
 
-static sector_t faulty_size(mddev_t *mddev, sector_t sectors, int raid_disks)
+static sector_t faulty_size(struct mddev *mddev, sector_t sectors, int raid_disks)
 {
 	WARN_ONCE(raid_disks,
 		  "%s does not support generic reshape\n", __func__);
@@ -295,7 +295,7 @@ static sector_t faulty_size(mddev_t *mddev, sector_t sectors, int raid_disks)
 	return sectors;
 }
 
-static int run(mddev_t *mddev)
+static int run(struct mddev *mddev)
 {
 	struct md_rdev *rdev;
 	int i;
@@ -325,7 +325,7 @@ static int run(mddev_t *mddev)
 	return 0;
 }
 
-static int stop(mddev_t *mddev)
+static int stop(struct mddev *mddev)
 {
 	conf_t *conf = mddev->private;
 

drivers/md/linear.c

@@ -26,7 +26,7 @@
 /*
  * find which device holds a particular offset 
  */
-static inline dev_info_t *which_dev(mddev_t *mddev, sector_t sector)
+static inline dev_info_t *which_dev(struct mddev *mddev, sector_t sector)
 {
 	int lo, mid, hi;
 	linear_conf_t *conf;
@@ -63,7 +63,7 @@ static int linear_mergeable_bvec(struct request_queue *q,
 				 struct bvec_merge_data *bvm,
 				 struct bio_vec *biovec)
 {
-	mddev_t *mddev = q->queuedata;
+	struct mddev *mddev = q->queuedata;
 	dev_info_t *dev0;
 	unsigned long maxsectors, bio_sectors = bvm->bi_size >> 9;
 	sector_t sector = bvm->bi_sector + get_start_sect(bvm->bi_bdev);
@@ -89,7 +89,7 @@ static int linear_mergeable_bvec(struct request_queue *q,
 
 static int linear_congested(void *data, int bits)
 {
-	mddev_t *mddev = data;
+	struct mddev *mddev = data;
 	linear_conf_t *conf;
 	int i, ret = 0;
 
@@ -108,7 +108,7 @@ static int linear_congested(void *data, int bits)
 	return ret;
 }
 
-static sector_t linear_size(mddev_t *mddev, sector_t sectors, int raid_disks)
+static sector_t linear_size(struct mddev *mddev, sector_t sectors, int raid_disks)
 {
 	linear_conf_t *conf;
 	sector_t array_sectors;
@@ -123,7 +123,7 @@ static sector_t linear_size(mddev_t *mddev, sector_t sectors, int raid_disks)
 	return array_sectors;
 }
 
-static linear_conf_t *linear_conf(mddev_t *mddev, int raid_disks)
+static linear_conf_t *linear_conf(struct mddev *mddev, int raid_disks)
 {
 	linear_conf_t *conf;
 	struct md_rdev *rdev;
@@ -194,7 +194,7 @@ out:
 	return NULL;
 }
 
-static int linear_run (mddev_t *mddev)
+static int linear_run (struct mddev *mddev)
 {
 	linear_conf_t *conf;
 
@@ -213,7 +213,7 @@ static int linear_run (mddev_t *mddev)
 	return md_integrity_register(mddev);
 }
 
-static int linear_add(mddev_t *mddev, struct md_rdev *rdev)
+static int linear_add(struct mddev *mddev, struct md_rdev *rdev)
 {
 	/* Adding a drive to a linear array allows the array to grow.
 	 * It is permitted if the new drive has a matching superblock
@@ -245,7 +245,7 @@ static int linear_add(mddev_t *mddev, struct md_rdev *rdev)
 	return 0;
 }
 
-static int linear_stop (mddev_t *mddev)
+static int linear_stop (struct mddev *mddev)
 {
 	linear_conf_t *conf = mddev->private;
 
@@ -264,7 +264,7 @@ static int linear_stop (mddev_t *mddev)
 	return 0;
 }
 
-static int linear_make_request (mddev_t *mddev, struct bio *bio)
+static int linear_make_request (struct mddev *mddev, struct bio *bio)
 {
 	dev_info_t *tmp_dev;
 	sector_t start_sector;
@@ -323,7 +323,7 @@ static int linear_make_request (mddev_t *mddev, struct bio *bio)
 	return 1;
 }
 
-static void linear_status (struct seq_file *seq, mddev_t *mddev)
+static void linear_status (struct seq_file *seq, struct mddev *mddev)
 {
 
 	seq_printf(seq, " %dk rounding", mddev->chunk_sectors / 2);

drivers/md/md.h

@@ -26,8 +26,6 @@
 
 #define MaxSector (~(sector_t)0)
 
-typedef struct mddev_s mddev_t;
-
 /* Bad block numbers are stored sorted in a single page.
  * 64bits is used for each block or extent.
  * 54 bits are sector number, 9 bits are extent size,
@@ -42,7 +40,7 @@ struct md_rdev {
 	struct list_head same_set;	/* RAID devices within the same set */
 
 	sector_t sectors;		/* Device size (in 512bytes sectors) */
-	mddev_t *mddev;			/* RAID array if running */
+	struct mddev *mddev;		/* RAID array if running */
 	int last_events;		/* IO event timestamp */
 
 	/*
@@ -184,8 +182,7 @@ extern int rdev_set_badblocks(struct md_rdev *rdev, sector_t s, int sectors,
 extern int rdev_clear_badblocks(struct md_rdev *rdev, sector_t s, int sectors);
 extern void md_ack_all_badblocks(struct badblocks *bb);
 
-struct mddev_s
-{
+struct mddev {
 	void				*private;
 	struct mdk_personality		*pers;
 	dev_t				unit;
@@ -400,11 +397,11 @@ struct mddev_s
 	atomic_t flush_pending;
 	struct work_struct flush_work;
 	struct work_struct event_work;	/* used by dm to report failure event */
-	void (*sync_super)(mddev_t *mddev, struct md_rdev *rdev);
+	void (*sync_super)(struct mddev *mddev, struct md_rdev *rdev);
 };
 
 
-static inline void rdev_dec_pending(struct md_rdev *rdev, mddev_t *mddev)
+static inline void rdev_dec_pending(struct md_rdev *rdev, struct mddev *mddev)
 {
 	int faulty = test_bit(Faulty, &rdev->flags);
 	if (atomic_dec_and_test(&rdev->nr_pending) && faulty)
@@ -422,29 +419,29 @@ struct mdk_personality
 	int level;
 	struct list_head list;
 	struct module *owner;
-	int (*make_request)(mddev_t *mddev, struct bio *bio);
-	int (*run)(mddev_t *mddev);
-	int (*stop)(mddev_t *mddev);
-	void (*status)(struct seq_file *seq, mddev_t *mddev);
+	int (*make_request)(struct mddev *mddev, struct bio *bio);
+	int (*run)(struct mddev *mddev);
+	int (*stop)(struct mddev *mddev);
+	void (*status)(struct seq_file *seq, struct mddev *mddev);
 	/* error_handler must set ->faulty and clear ->in_sync
 	 * if appropriate, and should abort recovery if needed 
 	 */
-	void (*error_handler)(mddev_t *mddev, struct md_rdev *rdev);
-	int (*hot_add_disk) (mddev_t *mddev, struct md_rdev *rdev);
-	int (*hot_remove_disk) (mddev_t *mddev, int number);
-	int (*spare_active) (mddev_t *mddev);
-	sector_t (*sync_request)(mddev_t *mddev, sector_t sector_nr, int *skipped, int go_faster);
-	int (*resize) (mddev_t *mddev, sector_t sectors);
-	sector_t (*size) (mddev_t *mddev, sector_t sectors, int raid_disks);
-	int (*check_reshape) (mddev_t *mddev);
-	int (*start_reshape) (mddev_t *mddev);
-	void (*finish_reshape) (mddev_t *mddev);
+	void (*error_handler)(struct mddev *mddev, struct md_rdev *rdev);
+	int (*hot_add_disk) (struct mddev *mddev, struct md_rdev *rdev);
+	int (*hot_remove_disk) (struct mddev *mddev, int number);
+	int (*spare_active) (struct mddev *mddev);
+	sector_t (*sync_request)(struct mddev *mddev, sector_t sector_nr, int *skipped, int go_faster);
+	int (*resize) (struct mddev *mddev, sector_t sectors);
+	sector_t (*size) (struct mddev *mddev, sector_t sectors, int raid_disks);
+	int (*check_reshape) (struct mddev *mddev);
+	int (*start_reshape) (struct mddev *mddev);
+	void (*finish_reshape) (struct mddev *mddev);
 	/* quiesce moves between quiescence states
 	 * 0 - fully active
 	 * 1 - no new requests allowed
 	 * others - reserved
 	 */
-	void (*quiesce) (mddev_t *mddev, int state);
+	void (*quiesce) (struct mddev *mddev, int state);
 	/* takeover is used to transition an array from one
 	 * personality to another.  The new personality must be able
 	 * to handle the data in the current layout.
@@ -454,14 +451,14 @@ struct mdk_personality
 	 * This needs to be installed and then ->run used to activate the
 	 * array.
 	 */
-	void *(*takeover) (mddev_t *mddev);
+	void *(*takeover) (struct mddev *mddev);
 };
 
 
 struct md_sysfs_entry {
 	struct attribute attr;
-	ssize_t (*show)(mddev_t *, char *);
-	ssize_t (*store)(mddev_t *, const char *, size_t);
+	ssize_t (*show)(struct mddev *, char *);
+	ssize_t (*store)(struct mddev *, const char *, size_t);
 };
 extern struct attribute_group md_bitmap_group;
 
@@ -477,19 +474,19 @@ static inline void sysfs_notify_dirent_safe(struct sysfs_dirent *sd)
 		sysfs_notify_dirent(sd);
 }
 
-static inline char * mdname (mddev_t * mddev)
+static inline char * mdname (struct mddev * mddev)
 {
 	return mddev->gendisk ? mddev->gendisk->disk_name : "mdX";
 }
 
-static inline int sysfs_link_rdev(mddev_t *mddev, struct md_rdev *rdev)
+static inline int sysfs_link_rdev(struct mddev *mddev, struct md_rdev *rdev)
 {
 	char nm[20];
 	sprintf(nm, "rd%d", rdev->raid_disk);
 	return sysfs_create_link(&mddev->kobj, &rdev->kobj, nm);
 }
 
-static inline void sysfs_unlink_rdev(mddev_t *mddev, struct md_rdev *rdev)
+static inline void sysfs_unlink_rdev(struct mddev *mddev, struct md_rdev *rdev)
 {
 	char nm[20];
 	sprintf(nm, "rd%d", rdev->raid_disk);
@@ -513,8 +510,8 @@ static inline void sysfs_unlink_rdev(mddev_t *mddev, struct md_rdev *rdev)
 	list_for_each_entry_rcu(rdev, &((mddev)->disks), same_set)
 
 typedef struct mdk_thread_s {
-	void			(*run) (mddev_t *mddev);
-	mddev_t			*mddev;
+	void			(*run) (struct mddev *mddev);
+	struct mddev		*mddev;
 	wait_queue_head_t	wqueue;
 	unsigned long           flags;
 	struct task_struct	*tsk;
@@ -556,46 +553,46 @@ static inline void safe_put_page(struct page *p)
 
 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 mdk_thread_t * md_register_thread(void (*run) (struct mddev *mddev),
+				struct mddev *mddev, const char *name);
 extern void md_unregister_thread(mdk_thread_t **threadp);
 extern void md_wakeup_thread(mdk_thread_t *thread);
-extern void md_check_recovery(mddev_t *mddev);
-extern void md_write_start(mddev_t *mddev, struct bio *bi);
-extern void md_write_end(mddev_t *mddev);
-extern void md_done_sync(mddev_t *mddev, int blocks, int ok);
-extern void md_error(mddev_t *mddev, struct md_rdev *rdev);
-
-extern int mddev_congested(mddev_t *mddev, int bits);
-extern void md_flush_request(mddev_t *mddev, struct bio *bio);
-extern void md_super_write(mddev_t *mddev, struct md_rdev *rdev,
+extern void md_check_recovery(struct mddev *mddev);
+extern void md_write_start(struct mddev *mddev, struct bio *bi);
+extern void md_write_end(struct mddev *mddev);
+extern void md_done_sync(struct mddev *mddev, int blocks, int ok);
+extern void md_error(struct mddev *mddev, struct md_rdev *rdev);
+
+extern int mddev_congested(struct mddev *mddev, int bits);
+extern void md_flush_request(struct mddev *mddev, struct bio *bio);
+extern void md_super_write(struct mddev *mddev, struct md_rdev *rdev,
 			   sector_t sector, int size, struct page *page);
-extern void md_super_wait(mddev_t *mddev);
+extern void md_super_wait(struct mddev *mddev);
 extern int sync_page_io(struct md_rdev *rdev, sector_t sector, int size, 
 			struct page *page, int rw, bool metadata_op);
-extern void md_do_sync(mddev_t *mddev);
-extern void md_new_event(mddev_t *mddev);
-extern int md_allow_write(mddev_t *mddev);
-extern void md_wait_for_blocked_rdev(struct md_rdev *rdev, mddev_t *mddev);
-extern void md_set_array_sectors(mddev_t *mddev, sector_t array_sectors);
-extern int md_check_no_bitmap(mddev_t *mddev);
-extern int md_integrity_register(mddev_t *mddev);
-extern void md_integrity_add_rdev(struct md_rdev *rdev, mddev_t *mddev);
+extern void md_do_sync(struct mddev *mddev);
+extern void md_new_event(struct mddev *mddev);
+extern int md_allow_write(struct mddev *mddev);
+extern void md_wait_for_blocked_rdev(struct md_rdev *rdev, struct mddev *mddev);
+extern void md_set_array_sectors(struct mddev *mddev, sector_t array_sectors);
+extern int md_check_no_bitmap(struct mddev *mddev);
+extern int md_integrity_register(struct mddev *mddev);
+extern void md_integrity_add_rdev(struct md_rdev *rdev, struct mddev *mddev);
 extern int strict_strtoul_scaled(const char *cp, unsigned long *res, int scale);
 extern void restore_bitmap_write_access(struct file *file);
 
-extern void mddev_init(mddev_t *mddev);
-extern int md_run(mddev_t *mddev);
-extern void md_stop(mddev_t *mddev);
-extern void md_stop_writes(mddev_t *mddev);
+extern void mddev_init(struct mddev *mddev);
+extern int md_run(struct mddev *mddev);
+extern void md_stop(struct mddev *mddev);
+extern void md_stop_writes(struct mddev *mddev);
 extern int md_rdev_init(struct md_rdev *rdev);
 
-extern void mddev_suspend(mddev_t *mddev);
-extern void mddev_resume(mddev_t *mddev);
+extern void mddev_suspend(struct mddev *mddev);
+extern void mddev_resume(struct mddev *mddev);
 extern struct bio *bio_clone_mddev(struct bio *bio, gfp_t gfp_mask,
-				   mddev_t *mddev);
+				   struct mddev *mddev);
 extern struct bio *bio_alloc_mddev(gfp_t gfp_mask, int nr_iovecs,
-				   mddev_t *mddev);
-extern int mddev_check_plugged(mddev_t *mddev);
+				   struct mddev *mddev);
+extern int mddev_check_plugged(struct mddev *mddev);
 extern void md_trim_bio(struct bio *bio, int offset, int size);
 #endif /* _MD_MD_H */

drivers/md/multipath.c

@@ -58,7 +58,7 @@ static int multipath_map (multipath_conf_t *conf)
 static void multipath_reschedule_retry (struct multipath_bh *mp_bh)
 {
 	unsigned long flags;
-	mddev_t *mddev = mp_bh->mddev;
+	struct mddev *mddev = mp_bh->mddev;
 	multipath_conf_t *conf = mddev->private;
 
 	spin_lock_irqsave(&conf->device_lock, flags);
@@ -106,7 +106,7 @@ static void multipath_end_request(struct bio *bio, int error)
 	rdev_dec_pending(rdev, conf->mddev);
 }
 
-static int multipath_make_request(mddev_t *mddev, struct bio * bio)
+static int multipath_make_request(struct mddev *mddev, struct bio * bio)
 {
 	multipath_conf_t *conf = mddev->private;
 	struct multipath_bh * mp_bh;
@@ -140,7 +140,7 @@ static int multipath_make_request(mddev_t *mddev, struct bio * bio)
 	return 0;
 }
 
-static void multipath_status (struct seq_file *seq, mddev_t *mddev)
+static void multipath_status (struct seq_file *seq, struct mddev *mddev)
 {
 	multipath_conf_t *conf = mddev->private;
 	int i;
@@ -156,7 +156,7 @@ static void multipath_status (struct seq_file *seq, mddev_t *mddev)
 
 static int multipath_congested(void *data, int bits)
 {
-	mddev_t *mddev = data;
+	struct mddev *mddev = data;
 	multipath_conf_t *conf = mddev->private;
 	int i, ret = 0;
 
@@ -183,7 +183,7 @@ static int multipath_congested(void *data, int bits)
 /*
  * Careful, this can execute in IRQ contexts as well!
  */
-static void multipath_error (mddev_t *mddev, struct md_rdev *rdev)
+static void multipath_error (struct mddev *mddev, struct md_rdev *rdev)
 {
 	multipath_conf_t *conf = mddev->private;
 	char b[BDEVNAME_SIZE];
@@ -242,7 +242,7 @@ static void print_multipath_conf (multipath_conf_t *conf)
 }
 
 
-static int multipath_add_disk(mddev_t *mddev, struct md_rdev *rdev)
+static int multipath_add_disk(struct mddev *mddev, struct md_rdev *rdev)
 {
 	multipath_conf_t *conf = mddev->private;
 	struct request_queue *q;
@@ -291,7 +291,7 @@ static int multipath_add_disk(mddev_t *mddev, struct md_rdev *rdev)
 	return err;
 }
 
-static int multipath_remove_disk(mddev_t *mddev, int number)
+static int multipath_remove_disk(struct mddev *mddev, int number)
 {
 	multipath_conf_t *conf = mddev->private;
 	int err = 0;
@@ -335,7 +335,7 @@ abort:
  *	3.	Performs writes following reads for array syncronising.
  */
 
-static void multipathd (mddev_t *mddev)
+static void multipathd (struct mddev *mddev)
 {
 	struct multipath_bh *mp_bh;
 	struct bio *bio;
@@ -379,7 +379,7 @@ static void multipathd (mddev_t *mddev)
 	spin_unlock_irqrestore(&conf->device_lock, flags);
 }
 
-static sector_t multipath_size(mddev_t *mddev, sector_t sectors, int raid_disks)
+static sector_t multipath_size(struct mddev *mddev, sector_t sectors, int raid_disks)
 {
 	WARN_ONCE(sectors || raid_disks,
 		  "%s does not support generic reshape\n", __func__);
@@ -387,7 +387,7 @@ static sector_t multipath_size(mddev_t *mddev, sector_t sectors, int raid_disks)
 	return mddev->dev_sectors;
 }
 
-static int multipath_run (mddev_t *mddev)
+static int multipath_run (struct mddev *mddev)
 {
 	multipath_conf_t *conf;
 	int disk_idx;
@@ -510,7 +510,7 @@ out:
 }
 
 
-static int multipath_stop (mddev_t *mddev)
+static int multipath_stop (struct mddev *mddev)
 {
 	multipath_conf_t *conf = mddev->private;
 

drivers/md/multipath.h

@@ -6,7 +6,7 @@ struct multipath_info {
 };
 
 struct multipath_private_data {
-	mddev_t			*mddev;
+	struct mddev			*mddev;
 	struct multipath_info	*multipaths;
 	int			raid_disks;
 	spinlock_t		device_lock;
@@ -24,7 +24,7 @@ typedef struct multipath_private_data multipath_conf_t;
  */
 
 struct multipath_bh {
-	mddev_t			*mddev;
+	struct mddev			*mddev;
 	struct bio		*master_bio;
 	struct bio		bio;
 	int			path;

drivers/md/raid0.c

@@ -27,7 +27,7 @@
 
 static int raid0_congested(void *data, int bits)
 {
-	mddev_t *mddev = data;
+	struct mddev *mddev = data;
 	raid0_conf_t *conf = mddev->private;
 	struct md_rdev **devlist = conf->devlist;
 	int raid_disks = conf->strip_zone[0].nb_dev;
@@ -47,7 +47,7 @@ static int raid0_congested(void *data, int bits)
 /*
  * inform the user of the raid configuration
 */
-static void dump_zones(mddev_t *mddev)
+static void dump_zones(struct mddev *mddev)
 {
 	int j, k;
 	sector_t zone_size = 0;
@@ -77,7 +77,7 @@ static void dump_zones(mddev_t *mddev)
 	printk(KERN_INFO "\n");
 }
 
-static int create_strip_zones(mddev_t *mddev, raid0_conf_t **private_conf)
+static int create_strip_zones(struct mddev *mddev, raid0_conf_t **private_conf)
 {
 	int i, c, err;
 	sector_t curr_zone_end, sectors;
@@ -301,7 +301,7 @@ static int raid0_mergeable_bvec(struct request_queue *q,
 				struct bvec_merge_data *bvm,
 				struct bio_vec *biovec)
 {
-	mddev_t *mddev = q->queuedata;
+	struct mddev *mddev = q->queuedata;
 	sector_t sector = bvm->bi_sector + get_start_sect(bvm->bi_bdev);
 	int max;
 	unsigned int chunk_sectors = mddev->chunk_sectors;
@@ -320,7 +320,7 @@ static int raid0_mergeable_bvec(struct request_queue *q,
 		return max;
 }
 
-static sector_t raid0_size(mddev_t *mddev, sector_t sectors, int raid_disks)
+static sector_t raid0_size(struct mddev *mddev, sector_t sectors, int raid_disks)
 {
 	sector_t array_sectors = 0;
 	struct md_rdev *rdev;
@@ -334,7 +334,7 @@ static sector_t raid0_size(mddev_t *mddev, sector_t sectors, int raid_disks)
 	return array_sectors;
 }
 
-static int raid0_run(mddev_t *mddev)
+static int raid0_run(struct mddev *mddev)
 {
 	raid0_conf_t *conf;
 	int ret;
@@ -384,7 +384,7 @@ static int raid0_run(mddev_t *mddev)
 	return md_integrity_register(mddev);
 }
 
-static int raid0_stop(mddev_t *mddev)
+static int raid0_stop(struct mddev *mddev)
 {
 	raid0_conf_t *conf = mddev->private;
 
@@ -419,7 +419,7 @@ static struct strip_zone *find_zone(struct raid0_private_data *conf,
  * remaps the bio to the target device. we separate two flows.
  * power 2 flow and a general flow for the sake of perfromance
 */
-static struct md_rdev *map_sector(mddev_t *mddev, struct strip_zone *zone,
+static struct md_rdev *map_sector(struct mddev *mddev, struct strip_zone *zone,
 				sector_t sector, sector_t *sector_offset)
 {
 	unsigned int sect_in_chunk;
@@ -455,7 +455,7 @@ static struct md_rdev *map_sector(mddev_t *mddev, struct strip_zone *zone,
 /*
  * Is io distribute over 1 or more chunks ?
 */
-static inline int is_io_in_chunk_boundary(mddev_t *mddev,
+static inline int is_io_in_chunk_boundary(struct mddev *mddev,
 			unsigned int chunk_sects, struct bio *bio)
 {
 	if (likely(is_power_of_2(chunk_sects))) {
@@ -468,7 +468,7 @@ static inline int is_io_in_chunk_boundary(mddev_t *mddev,
 	}
 }
 
-static int raid0_make_request(mddev_t *mddev, struct bio *bio)
+static int raid0_make_request(struct mddev *mddev, struct bio *bio)
 {
 	unsigned int chunk_sects;
 	sector_t sector_offset;
@@ -528,13 +528,13 @@ bad_map:
 	return 0;
 }
 
-static void raid0_status(struct seq_file *seq, mddev_t *mddev)
+static void raid0_status(struct seq_file *seq, struct mddev *mddev)
 {
 	seq_printf(seq, " %dk chunks", mddev->chunk_sectors / 2);
 	return;
 }
 
-static void *raid0_takeover_raid45(mddev_t *mddev)
+static void *raid0_takeover_raid45(struct mddev *mddev)
 {
 	struct md_rdev *rdev;
 	raid0_conf_t *priv_conf;
@@ -568,7 +568,7 @@ static void *raid0_takeover_raid45(mddev_t *mddev)
 	return priv_conf;
 }
 
-static void *raid0_takeover_raid10(mddev_t *mddev)
+static void *raid0_takeover_raid10(struct mddev *mddev)
 {
 	raid0_conf_t *priv_conf;
 
@@ -609,7 +609,7 @@ static void *raid0_takeover_raid10(mddev_t *mddev)
 	return priv_conf;
 }
 
-static void *raid0_takeover_raid1(mddev_t *mddev)
+static void *raid0_takeover_raid1(struct mddev *mddev)
 {
 	raid0_conf_t *priv_conf;
 
@@ -635,7 +635,7 @@ static void *raid0_takeover_raid1(mddev_t *mddev)
 	return priv_conf;
 }
 
-static void *raid0_takeover(mddev_t *mddev)
+static void *raid0_takeover(struct mddev *mddev)
 {
 	/* raid0 can take over:
 	 *  raid4 - if all data disks are active.
@@ -666,7 +666,7 @@ static void *raid0_takeover(mddev_t *mddev)
 	return ERR_PTR(-EINVAL);
 }
 
-static void raid0_quiesce(mddev_t *mddev, int state)
+static void raid0_quiesce(struct mddev *mddev, int state)
 {
 }
 

drivers/md/raid1.c

@@ -193,7 +193,7 @@ static void put_buf(r1bio_t *r1_bio)
 static void reschedule_retry(r1bio_t *r1_bio)
 {
 	unsigned long flags;
-	mddev_t *mddev = r1_bio->mddev;
+	struct mddev *mddev = r1_bio->mddev;
 	conf_t *conf = mddev->private;
 
 	spin_lock_irqsave(&conf->device_lock, flags);
@@ -593,7 +593,7 @@ static int read_balance(conf_t *conf, r1bio_t *r1_bio, int *max_sectors)
 	return best_disk;
 }
 
-int md_raid1_congested(mddev_t *mddev, int bits)
+int md_raid1_congested(struct mddev *mddev, int bits)
 {
 	conf_t *conf = mddev->private;
 	int i, ret = 0;
@@ -622,7 +622,7 @@ EXPORT_SYMBOL_GPL(md_raid1_congested);
 
 static int raid1_congested(void *data, int bits)
 {
-	mddev_t *mddev = data;
+	struct mddev *mddev = data;
 
 	return mddev_congested(mddev, bits) ||
 		md_raid1_congested(mddev, bits);
@@ -796,7 +796,7 @@ do_sync_io:
 	pr_debug("%dB behind alloc failed, doing sync I/O\n", bio->bi_size);
 }
 
-static int make_request(mddev_t *mddev, struct bio * bio)
+static int make_request(struct mddev *mddev, struct bio * bio)
 {
 	conf_t *conf = mddev->private;
 	mirror_info_t *mirror;
@@ -1138,7 +1138,7 @@ read_again:
 	return 0;
 }
 
-static void status(struct seq_file *seq, mddev_t *mddev)
+static void status(struct seq_file *seq, struct mddev *mddev)
 {
 	conf_t *conf = mddev->private;
 	int i;
@@ -1156,7 +1156,7 @@ static void status(struct seq_file *seq, mddev_t *mddev)
 }
 
 
-static void error(mddev_t *mddev, struct md_rdev *rdev)
+static void error(struct mddev *mddev, struct md_rdev *rdev)
 {
 	char b[BDEVNAME_SIZE];
 	conf_t *conf = mddev->private;
@@ -1233,7 +1233,7 @@ static void close_sync(conf_t *conf)
 	conf->r1buf_pool = NULL;
 }
 
-static int raid1_spare_active(mddev_t *mddev)
+static int raid1_spare_active(struct mddev *mddev)
 {
 	int i;
 	conf_t *conf = mddev->private;
@@ -1263,7 +1263,7 @@ static int raid1_spare_active(mddev_t *mddev)
 }
 
 
-static int raid1_add_disk(mddev_t *mddev, struct md_rdev *rdev)
+static int raid1_add_disk(struct mddev *mddev, struct md_rdev *rdev)
 {
 	conf_t *conf = mddev->private;
 	int err = -EEXIST;
@@ -1311,7 +1311,7 @@ static int raid1_add_disk(mddev_t *mddev, struct md_rdev *rdev)
 	return err;
 }
 
-static int raid1_remove_disk(mddev_t *mddev, int number)
+static int raid1_remove_disk(struct mddev *mddev, int number)
 {
 	conf_t *conf = mddev->private;
 	int err = 0;
@@ -1374,7 +1374,7 @@ static void end_sync_write(struct bio *bio, int error)
 {
 	int uptodate = test_bit(BIO_UPTODATE, &bio->bi_flags);
 	r1bio_t *r1_bio = bio->bi_private;
-	mddev_t *mddev = r1_bio->mddev;
+	struct mddev *mddev = r1_bio->mddev;
 	conf_t *conf = mddev->private;
 	int mirror=0;
 	sector_t first_bad;
@@ -1446,7 +1446,7 @@ static int fix_sync_read_error(r1bio_t *r1_bio)
 	 * made sure that anything with a bad block in range
 	 * will have bi_end_io clear.
 	 */
-	mddev_t *mddev = r1_bio->mddev;
+	struct mddev *mddev = r1_bio->mddev;
 	conf_t *conf = mddev->private;
 	struct bio *bio = r1_bio->bios[r1_bio->read_disk];
 	sector_t sect = r1_bio->sector;
@@ -1562,7 +1562,7 @@ static int process_checks(r1bio_t *r1_bio)
 	 * If any blocks failed to read, then we need to
 	 * attempt an over-write
 	 */
-	mddev_t *mddev = r1_bio->mddev;
+	struct mddev *mddev = r1_bio->mddev;
 	conf_t *conf = mddev->private;
 	int primary;
 	int i;
@@ -1635,7 +1635,7 @@ static int process_checks(r1bio_t *r1_bio)
 	return 0;
 }
 
-static void sync_request_write(mddev_t *mddev, r1bio_t *r1_bio)
+static void sync_request_write(struct mddev *mddev, r1bio_t *r1_bio)
 {
 	conf_t *conf = mddev->private;
 	int i;
@@ -1690,7 +1690,7 @@ static void sync_request_write(mddev_t *mddev, r1bio_t *r1_bio)
 static void fix_read_error(conf_t *conf, int read_disk,
 			   sector_t sect, int sectors)
 {
-	mddev_t *mddev = conf->mddev;
+	struct mddev *mddev = conf->mddev;
 	while(sectors) {
 		int s = sectors;
 		int d = read_disk;
@@ -1792,7 +1792,7 @@ static int submit_bio_wait(int rw, struct bio *bio)
 
 static int narrow_write_error(r1bio_t *r1_bio, int i)
 {
-	mddev_t *mddev = r1_bio->mddev;
+	struct mddev *mddev = r1_bio->mddev;
 	conf_t *conf = mddev->private;
 	struct md_rdev *rdev = conf->mirrors[i].rdev;
 	int vcnt, idx;
@@ -1922,7 +1922,7 @@ static void handle_read_error(conf_t *conf, r1bio_t *r1_bio)
 {
 	int disk;
 	int max_sectors;
-	mddev_t *mddev = conf->mddev;
+	struct mddev *mddev = conf->mddev;
 	struct bio *bio;
 	char b[BDEVNAME_SIZE];
 	struct md_rdev *rdev;
@@ -2008,7 +2008,7 @@ read_more:
 	}
 }
 
-static void raid1d(mddev_t *mddev)
+static void raid1d(struct mddev *mddev)
 {
 	r1bio_t *r1_bio;
 	unsigned long flags;
@@ -2085,7 +2085,7 @@ static int init_resync(conf_t *conf)
  * that can be installed to exclude normal IO requests.
  */
 
-static sector_t sync_request(mddev_t *mddev, sector_t sector_nr, int *skipped, int go_faster)
+static sector_t sync_request(struct mddev *mddev, sector_t sector_nr, int *skipped, int go_faster)
 {
 	conf_t *conf = mddev->private;
 	r1bio_t *r1_bio;
@@ -2357,7 +2357,7 @@ static sector_t sync_request(mddev_t *mddev, sector_t sector_nr, int *skipped, i
 	return nr_sectors;
 }
 
-static sector_t raid1_size(mddev_t *mddev, sector_t sectors, int raid_disks)
+static sector_t raid1_size(struct mddev *mddev, sector_t sectors, int raid_disks)
 {
 	if (sectors)
 		return sectors;
@@ -2365,7 +2365,7 @@ static sector_t raid1_size(mddev_t *mddev, sector_t sectors, int raid_disks)
 	return mddev->dev_sectors;
 }
 
-static conf_t *setup_conf(mddev_t *mddev)
+static conf_t *setup_conf(struct mddev *mddev)
 {
 	conf_t *conf;
 	int i;
@@ -2466,7 +2466,7 @@ static conf_t *setup_conf(mddev_t *mddev)
 	return ERR_PTR(err);
 }
 
-static int run(mddev_t *mddev)
+static int run(struct mddev *mddev)
 {
 	conf_t *conf;
 	int i;
@@ -2546,7 +2546,7 @@ static int run(mddev_t *mddev)
 	return md_integrity_register(mddev);
 }
 
-static int stop(mddev_t *mddev)
+static int stop(struct mddev *mddev)
 {
 	conf_t *conf = mddev->private;
 	struct bitmap *bitmap = mddev->bitmap;
@@ -2573,7 +2573,7 @@ static int stop(mddev_t *mddev)
 	return 0;
 }
 
-static int raid1_resize(mddev_t *mddev, sector_t sectors)
+static int raid1_resize(struct mddev *mddev, sector_t sectors)
 {
 	/* no resync is happening, and there is enough space
 	 * on all devices, so we can resize.
@@ -2597,7 +2597,7 @@ static int raid1_resize(mddev_t *mddev, sector_t sectors)
 	return 0;
 }
 
-static int raid1_reshape(mddev_t *mddev)
+static int raid1_reshape(struct mddev *mddev)
 {
 	/* We need to:
 	 * 1/ resize the r1bio_pool
@@ -2703,7 +2703,7 @@ static int raid1_reshape(mddev_t *mddev)
 	return 0;
 }
 
-static void raid1_quiesce(mddev_t *mddev, int state)
+static void raid1_quiesce(struct mddev *mddev, int state)
 {
 	conf_t *conf = mddev->private;
 
@@ -2720,7 +2720,7 @@ static void raid1_quiesce(mddev_t *mddev, int state)
 	}
 }
 
-static void *raid1_takeover(mddev_t *mddev)
+static void *raid1_takeover(struct mddev *mddev)
 {
 	/* raid1 can take over:
 	 *  raid5 with 2 devices, any layout or chunk size

drivers/md/raid1.h

@@ -17,7 +17,7 @@ struct mirror_info {
  */
 
 struct pool_info {
-	mddev_t *mddev;
+	struct mddev *mddev;
 	int	raid_disks;
 };
 
@@ -25,7 +25,7 @@ struct pool_info {
 typedef struct r1bio_s r1bio_t;
 
 struct r1_private_data_s {
-	mddev_t			*mddev;
+	struct mddev		*mddev;
 	mirror_info_t		*mirrors;
 	int			raid_disks;
 
@@ -114,7 +114,7 @@ struct r1bio_s {
 	sector_t		sector;
 	int			sectors;
 	unsigned long		state;
-	mddev_t			*mddev;
+	struct mddev		*mddev;
 	/*
 	 * original bio going to /dev/mdx
 	 */
@@ -173,6 +173,6 @@ struct r1bio_s {
 #define	R1BIO_MadeGood 7
 #define	R1BIO_WriteError 8
 
-extern int md_raid1_congested(mddev_t *mddev, int bits);
+extern int md_raid1_congested(struct mddev *mddev, int bits);
 
 #endif

drivers/md/raid10.c

@@ -207,7 +207,7 @@ static void put_buf(r10bio_t *r10_bio)
 static void reschedule_retry(r10bio_t *r10_bio)
 {
 	unsigned long flags;
-	mddev_t *mddev = r10_bio->mddev;
+	struct mddev *mddev = r10_bio->mddev;
 	conf_t *conf = mddev->private;
 
 	spin_lock_irqsave(&conf->device_lock, flags);
@@ -522,7 +522,7 @@ static int raid10_mergeable_bvec(struct request_queue *q,
 				 struct bvec_merge_data *bvm,
 				 struct bio_vec *biovec)
 {
-	mddev_t *mddev = q->queuedata;
+	struct mddev *mddev = q->queuedata;
 	sector_t sector = bvm->bi_sector + get_start_sect(bvm->bi_bdev);
 	int max;
 	unsigned int chunk_sectors = mddev->chunk_sectors;
@@ -677,7 +677,7 @@ retry:
 
 static int raid10_congested(void *data, int bits)
 {
-	mddev_t *mddev = data;
+	struct mddev *mddev = data;
 	conf_t *conf = mddev->private;
 	int i, ret = 0;
 
@@ -830,7 +830,7 @@ static void unfreeze_array(conf_t *conf)
 	spin_unlock_irq(&conf->resync_lock);
 }
 
-static int make_request(mddev_t *mddev, struct bio * bio)
+static int make_request(struct mddev *mddev, struct bio * bio)
 {
 	conf_t *conf = mddev->private;
 	mirror_info_t *mirror;
@@ -1161,7 +1161,7 @@ retry_write:
 	return 0;
 }
 
-static void status(struct seq_file *seq, mddev_t *mddev)
+static void status(struct seq_file *seq, struct mddev *mddev)
 {
 	conf_t *conf = mddev->private;
 	int i;
@@ -1209,7 +1209,7 @@ static int enough(conf_t *conf, int ignore)
 	return 1;
 }
 
-static void error(mddev_t *mddev, struct md_rdev *rdev)
+static void error(struct mddev *mddev, struct md_rdev *rdev)
 {
 	char b[BDEVNAME_SIZE];
 	conf_t *conf = mddev->private;
@@ -1279,7 +1279,7 @@ static void close_sync(conf_t *conf)
 	conf->r10buf_pool = NULL;
 }
 
-static int raid10_spare_active(mddev_t *mddev)
+static int raid10_spare_active(struct mddev *mddev)
 {
 	int i;
 	conf_t *conf = mddev->private;
@@ -1309,7 +1309,7 @@ static int raid10_spare_active(mddev_t *mddev)
 }
 
 
-static int raid10_add_disk(mddev_t *mddev, struct md_rdev *rdev)
+static int raid10_add_disk(struct mddev *mddev, struct md_rdev *rdev)
 {
 	conf_t *conf = mddev->private;
 	int err = -EEXIST;
@@ -1368,7 +1368,7 @@ static int raid10_add_disk(mddev_t *mddev, struct md_rdev *rdev)
 	return err;
 }
 
-static int raid10_remove_disk(mddev_t *mddev, int number)
+static int raid10_remove_disk(struct mddev *mddev, int number)
 {
 	conf_t *conf = mddev->private;
 	int err = 0;
@@ -1441,7 +1441,7 @@ static void end_sync_read(struct bio *bio, int error)
 
 static void end_sync_request(r10bio_t *r10_bio)
 {
-	mddev_t *mddev = r10_bio->mddev;
+	struct mddev *mddev = r10_bio->mddev;
 
 	while (atomic_dec_and_test(&r10_bio->remaining)) {
 		if (r10_bio->master_bio == NULL) {
@@ -1470,7 +1470,7 @@ static void end_sync_write(struct bio *bio, int error)
 {
 	int uptodate = test_bit(BIO_UPTODATE, &bio->bi_flags);
 	r10bio_t *r10_bio = bio->bi_private;
-	mddev_t *mddev = r10_bio->mddev;
+	struct mddev *mddev = r10_bio->mddev;
 	conf_t *conf = mddev->private;
 	int d;
 	sector_t first_bad;
@@ -1509,7 +1509,7 @@ static void end_sync_write(struct bio *bio, int error)
  * We check if all blocks are in-sync and only write to blocks that
  * aren't in sync
  */
-static void sync_request_write(mddev_t *mddev, r10bio_t *r10_bio)
+static void sync_request_write(struct mddev *mddev, r10bio_t *r10_bio)
 {
 	conf_t *conf = mddev->private;
 	int i, first;
@@ -1618,7 +1618,7 @@ static void fix_recovery_read_error(r10bio_t *r10_bio)
 	 * If a read fails, record a bad block on both old and
 	 * new devices.
 	 */
-	mddev_t *mddev = r10_bio->mddev;
+	struct mddev *mddev = r10_bio->mddev;
 	conf_t *conf = mddev->private;
 	struct bio *bio = r10_bio->devs[0].bio;
 	sector_t sect = 0;
@@ -1688,7 +1688,7 @@ static void fix_recovery_read_error(r10bio_t *r10_bio)
 	}
 }
 
-static void recovery_request_write(mddev_t *mddev, r10bio_t *r10_bio)
+static void recovery_request_write(struct mddev *mddev, r10bio_t *r10_bio)
 {
 	conf_t *conf = mddev->private;
 	int d;
@@ -1719,7 +1719,7 @@ static void recovery_request_write(mddev_t *mddev, r10bio_t *r10_bio)
  * since the last recorded read error.
  *
  */
-static void check_decay_read_errors(mddev_t *mddev, struct md_rdev *rdev)
+static void check_decay_read_errors(struct mddev *mddev, struct md_rdev *rdev)
 {
 	struct timespec cur_time_mon;
 	unsigned long hours_since_last;
@@ -1778,7 +1778,7 @@ static int r10_sync_page_io(struct md_rdev *rdev, sector_t sector,
  *	3.	Performs writes following reads for array synchronising.
  */
 
-static void fix_read_error(conf_t *conf, mddev_t *mddev, r10bio_t *r10_bio)
+static void fix_read_error(conf_t *conf, struct mddev *mddev, r10bio_t *r10_bio)
 {
 	int sect = 0; /* Offset from r10_bio->sector */
 	int sectors = r10_bio->sectors;
@@ -1986,7 +1986,7 @@ static int submit_bio_wait(int rw, struct bio *bio)
 static int narrow_write_error(r10bio_t *r10_bio, int i)
 {
 	struct bio *bio = r10_bio->master_bio;
-	mddev_t *mddev = r10_bio->mddev;
+	struct mddev *mddev = r10_bio->mddev;
 	conf_t *conf = mddev->private;
 	struct md_rdev *rdev = conf->mirrors[r10_bio->devs[i].devnum].rdev;
 	/* bio has the data to be written to slot 'i' where
@@ -2040,7 +2040,7 @@ static int narrow_write_error(r10bio_t *r10_bio, int i)
 	return ok;
 }
 
-static void handle_read_error(mddev_t *mddev, r10bio_t *r10_bio)
+static void handle_read_error(struct mddev *mddev, r10bio_t *r10_bio)
 {
 	int slot = r10_bio->read_slot;
 	int mirror = r10_bio->devs[slot].devnum;
@@ -2200,7 +2200,7 @@ static void handle_write_completed(conf_t *conf, r10bio_t *r10_bio)
 	}
 }
 
-static void raid10d(mddev_t *mddev)
+static void raid10d(struct mddev *mddev)
 {
 	r10bio_t *r10_bio;
 	unsigned long flags;
@@ -2297,7 +2297,7 @@ static int init_resync(conf_t *conf)
  *
  */
 
-static sector_t sync_request(mddev_t *mddev, sector_t sector_nr,
+static sector_t sync_request(struct mddev *mddev, sector_t sector_nr,
 			     int *skipped, int go_faster)
 {
 	conf_t *conf = mddev->private;
@@ -2714,7 +2714,7 @@ static sector_t sync_request(mddev_t *mddev, sector_t sector_nr,
 }
 
 static sector_t
-raid10_size(mddev_t *mddev, sector_t sectors, int raid_disks)
+raid10_size(struct mddev *mddev, sector_t sectors, int raid_disks)
 {
 	sector_t size;
 	conf_t *conf = mddev->private;
@@ -2733,7 +2733,7 @@ raid10_size(mddev_t *mddev, sector_t sectors, int raid_disks)
 }
 
 
-static conf_t *setup_conf(mddev_t *mddev)
+static conf_t *setup_conf(struct mddev *mddev)
 {
 	conf_t *conf = NULL;
 	int nc, fc, fo;
@@ -2836,7 +2836,7 @@ static conf_t *setup_conf(mddev_t *mddev)
 	return ERR_PTR(err);
 }
 
-static int run(mddev_t *mddev)
+static int run(struct mddev *mddev)
 {
 	conf_t *conf;
 	int i, disk_idx, chunk_size;
@@ -2966,7 +2966,7 @@ out:
 	return -EIO;
 }
 
-static int stop(mddev_t *mddev)
+static int stop(struct mddev *mddev)
 {
 	conf_t *conf = mddev->private;
 
@@ -2983,7 +2983,7 @@ static int stop(mddev_t *mddev)
 	return 0;
 }
 
-static void raid10_quiesce(mddev_t *mddev, int state)
+static void raid10_quiesce(struct mddev *mddev, int state)
 {
 	conf_t *conf = mddev->private;
 
@@ -2997,7 +2997,7 @@ static void raid10_quiesce(mddev_t *mddev, int state)
 	}
 }
 
-static void *raid10_takeover_raid0(mddev_t *mddev)
+static void *raid10_takeover_raid0(struct mddev *mddev)
 {
 	struct md_rdev *rdev;
 	conf_t *conf;
@@ -3029,7 +3029,7 @@ static void *raid10_takeover_raid0(mddev_t *mddev)
 	return conf;
 }
 
-static void *raid10_takeover(mddev_t *mddev)
+static void *raid10_takeover(struct mddev *mddev)
 {
 	struct raid0_private_data *raid0_priv;
 

drivers/md/raid10.h

@@ -16,7 +16,7 @@ struct mirror_info {
 typedef struct r10bio_s r10bio_t;
 
 struct r10_private_data_s {
-	mddev_t			*mddev;
+	struct mddev		*mddev;
 	mirror_info_t		*mirrors;
 	int			raid_disks;
 	spinlock_t		device_lock;
@@ -87,7 +87,7 @@ struct r10bio_s {
 	sector_t		sector;	/* virtual sector number */
 	int			sectors;
 	unsigned long		state;
-	mddev_t			*mddev;
+	struct mddev		*mddev;
 	/*
 	 * original bio going to /dev/mdx
 	 */

drivers/md/raid5.c

@@ -1719,7 +1719,7 @@ static void raid5_build_block(struct stripe_head *sh, int i, int previous)
 	dev->sector = compute_blocknr(sh, i, previous);
 }
 
-static void error(mddev_t *mddev, struct md_rdev *rdev)
+static void error(struct mddev *mddev, struct md_rdev *rdev)
 {
 	char b[BDEVNAME_SIZE];
 	raid5_conf_t *conf = mddev->private;
@@ -3403,7 +3403,7 @@ static void activate_bit_delay(raid5_conf_t *conf)
 	}
 }
 
-int md_raid5_congested(mddev_t *mddev, int bits)
+int md_raid5_congested(struct mddev *mddev, int bits)
 {
 	raid5_conf_t *conf = mddev->private;
 
@@ -3424,7 +3424,7 @@ EXPORT_SYMBOL_GPL(md_raid5_congested);
 
 static int raid5_congested(void *data, int bits)
 {
-	mddev_t *mddev = data;
+	struct mddev *mddev = data;
 
 	return mddev_congested(mddev, bits) ||
 		md_raid5_congested(mddev, bits);
@@ -3437,7 +3437,7 @@ static int raid5_mergeable_bvec(struct request_queue *q,
 				struct bvec_merge_data *bvm,
 				struct bio_vec *biovec)
 {
-	mddev_t *mddev = q->queuedata;
+	struct mddev *mddev = q->queuedata;
 	sector_t sector = bvm->bi_sector + get_start_sect(bvm->bi_bdev);
 	int max;
 	unsigned int chunk_sectors = mddev->chunk_sectors;
@@ -3457,7 +3457,7 @@ static int raid5_mergeable_bvec(struct request_queue *q,
 }
 
 
-static int in_chunk_boundary(mddev_t *mddev, struct bio *bio)
+static int in_chunk_boundary(struct mddev *mddev, struct bio *bio)
 {
 	sector_t sector = bio->bi_sector + get_start_sect(bio->bi_bdev);
 	unsigned int chunk_sectors = mddev->chunk_sectors;
@@ -3520,7 +3520,7 @@ static struct bio *remove_bio_from_retry(raid5_conf_t *conf)
 static void raid5_align_endio(struct bio *bi, int error)
 {
 	struct bio* raid_bi  = bi->bi_private;
-	mddev_t *mddev;
+	struct mddev *mddev;
 	raid5_conf_t *conf;
 	int uptodate = test_bit(BIO_UPTODATE, &bi->bi_flags);
 	struct md_rdev *rdev;
@@ -3567,7 +3567,7 @@ static int bio_fits_rdev(struct bio *bi)
 }
 
 
-static int chunk_aligned_read(mddev_t *mddev, struct bio * raid_bio)
+static int chunk_aligned_read(struct mddev *mddev, struct bio * raid_bio)
 {
 	raid5_conf_t *conf = mddev->private;
 	int dd_idx;
@@ -3688,7 +3688,7 @@ static struct stripe_head *__get_priority_stripe(raid5_conf_t *conf)
 	return sh;
 }
 
-static int make_request(mddev_t *mddev, struct bio * bi)
+static int make_request(struct mddev *mddev, struct bio * bi)
 {
 	raid5_conf_t *conf = mddev->private;
 	int dd_idx;
@@ -3848,9 +3848,9 @@ static int make_request(mddev_t *mddev, struct bio * bi)
 	return 0;
 }
 
-static sector_t raid5_size(mddev_t *mddev, sector_t sectors, int raid_disks);
+static sector_t raid5_size(struct mddev *mddev, sector_t sectors, int raid_disks);
 
-static sector_t reshape_request(mddev_t *mddev, sector_t sector_nr, int *skipped)
+static sector_t reshape_request(struct mddev *mddev, sector_t sector_nr, int *skipped)
 {
 	/* reshaping is quite different to recovery/resync so it is
 	 * handled quite separately ... here.
@@ -4068,7 +4068,7 @@ static sector_t reshape_request(mddev_t *mddev, sector_t sector_nr, int *skipped
 }
 
 /* FIXME go_faster isn't used */
-static inline sector_t sync_request(mddev_t *mddev, sector_t sector_nr, int *skipped, int go_faster)
+static inline sector_t sync_request(struct mddev *mddev, sector_t sector_nr, int *skipped, int go_faster)
 {
 	raid5_conf_t *conf = mddev->private;
 	struct stripe_head *sh;
@@ -4227,7 +4227,7 @@ static int  retry_aligned_read(raid5_conf_t *conf, struct bio *raid_bio)
  * During the scan, completed stripes are saved for us by the interrupt
  * handler, so that they will not have to wait for our next wakeup.
  */
-static void raid5d(mddev_t *mddev)
+static void raid5d(struct mddev *mddev)
 {
 	struct stripe_head *sh;
 	raid5_conf_t *conf = mddev->private;
@@ -4294,7 +4294,7 @@ static void raid5d(mddev_t *mddev)
 }
 
 static ssize_t
-raid5_show_stripe_cache_size(mddev_t *mddev, char *page)
+raid5_show_stripe_cache_size(struct mddev *mddev, char *page)
 {
 	raid5_conf_t *conf = mddev->private;
 	if (conf)
@@ -4304,7 +4304,7 @@ raid5_show_stripe_cache_size(mddev_t *mddev, char *page)
 }
 
 int
-raid5_set_cache_size(mddev_t *mddev, int size)
+raid5_set_cache_size(struct mddev *mddev, int size)
 {
 	raid5_conf_t *conf = mddev->private;
 	int err;
@@ -4330,7 +4330,7 @@ raid5_set_cache_size(mddev_t *mddev, int size)
 EXPORT_SYMBOL(raid5_set_cache_size);
 
 static ssize_t
-raid5_store_stripe_cache_size(mddev_t *mddev, const char *page, size_t len)
+raid5_store_stripe_cache_size(struct mddev *mddev, const char *page, size_t len)
 {
 	raid5_conf_t *conf = mddev->private;
 	unsigned long new;
@@ -4355,7 +4355,7 @@ raid5_stripecache_size = __ATTR(stripe_cache_size, S_IRUGO | S_IWUSR,
 				raid5_store_stripe_cache_size);
 
 static ssize_t
-raid5_show_preread_threshold(mddev_t *mddev, char *page)
+raid5_show_preread_threshold(struct mddev *mddev, char *page)
 {
 	raid5_conf_t *conf = mddev->private;
 	if (conf)
@@ -4365,7 +4365,7 @@ raid5_show_preread_threshold(mddev_t *mddev, char *page)
 }
 
 static ssize_t
-raid5_store_preread_threshold(mddev_t *mddev, const char *page, size_t len)
+raid5_store_preread_threshold(struct mddev *mddev, const char *page, size_t len)
 {
 	raid5_conf_t *conf = mddev->private;
 	unsigned long new;
@@ -4389,7 +4389,7 @@ raid5_preread_bypass_threshold = __ATTR(preread_bypass_threshold,
 					raid5_store_preread_threshold);
 
 static ssize_t
-stripe_cache_active_show(mddev_t *mddev, char *page)
+stripe_cache_active_show(struct mddev *mddev, char *page)
 {
 	raid5_conf_t *conf = mddev->private;
 	if (conf)
@@ -4413,7 +4413,7 @@ static struct attribute_group raid5_attrs_group = {
 };
 
 static sector_t
-raid5_size(mddev_t *mddev, sector_t sectors, int raid_disks)
+raid5_size(struct mddev *mddev, sector_t sectors, int raid_disks)
 {
 	raid5_conf_t *conf = mddev->private;
 
@@ -4540,7 +4540,7 @@ static int raid5_alloc_percpu(raid5_conf_t *conf)
 	return err;
 }
 
-static raid5_conf_t *setup_conf(mddev_t *mddev)
+static raid5_conf_t *setup_conf(struct mddev *mddev)
 {
 	raid5_conf_t *conf;
 	int raid_disk, memory, max_disks;
@@ -4705,7 +4705,7 @@ static int only_parity(int raid_disk, int algo, int raid_disks, int max_degraded
 	return 0;
 }
 
-static int run(mddev_t *mddev)
+static int run(struct mddev *mddev)
 {
 	raid5_conf_t *conf;
 	int working_disks = 0;
@@ -4942,7 +4942,7 @@ abort:
 	return -EIO;
 }
 
-static int stop(mddev_t *mddev)
+static int stop(struct mddev *mddev)
 {
 	raid5_conf_t *conf = mddev->private;
 
@@ -4955,7 +4955,7 @@ static int stop(mddev_t *mddev)
 	return 0;
 }
 
-static void status(struct seq_file *seq, mddev_t *mddev)
+static void status(struct seq_file *seq, struct mddev *mddev)
 {
 	raid5_conf_t *conf = mddev->private;
 	int i;
@@ -4994,7 +4994,7 @@ static void print_raid5_conf (raid5_conf_t *conf)
 	}
 }
 
-static int raid5_spare_active(mddev_t *mddev)
+static int raid5_spare_active(struct mddev *mddev)
 {
 	int i;
 	raid5_conf_t *conf = mddev->private;
@@ -5019,7 +5019,7 @@ static int raid5_spare_active(mddev_t *mddev)
 	return count;
 }
 
-static int raid5_remove_disk(mddev_t *mddev, int number)
+static int raid5_remove_disk(struct mddev *mddev, int number)
 {
 	raid5_conf_t *conf = mddev->private;
 	int err = 0;
@@ -5062,7 +5062,7 @@ abort:
 	return err;
 }
 
-static int raid5_add_disk(mddev_t *mddev, struct md_rdev *rdev)
+static int raid5_add_disk(struct mddev *mddev, struct md_rdev *rdev)
 {
 	raid5_conf_t *conf = mddev->private;
 	int err = -EEXIST;
@@ -5105,7 +5105,7 @@ static int raid5_add_disk(mddev_t *mddev, struct md_rdev *rdev)
 	return err;
 }
 
-static int raid5_resize(mddev_t *mddev, sector_t sectors)
+static int raid5_resize(struct mddev *mddev, sector_t sectors)
 {
 	/* no resync is happening, and there is enough space
 	 * on all devices, so we can resize.
@@ -5132,7 +5132,7 @@ static int raid5_resize(mddev_t *mddev, sector_t sectors)
 	return 0;
 }
 
-static int check_stripe_cache(mddev_t *mddev)
+static int check_stripe_cache(struct mddev *mddev)
 {
 	/* Can only proceed if there are plenty of stripe_heads.
 	 * We need a minimum of one full stripe,, and for sensible progress
@@ -5156,7 +5156,7 @@ static int check_stripe_cache(mddev_t *mddev)
 	return 1;
 }
 
-static int check_reshape(mddev_t *mddev)
+static int check_reshape(struct mddev *mddev)
 {
 	raid5_conf_t *conf = mddev->private;
 
@@ -5188,7 +5188,7 @@ static int check_reshape(mddev_t *mddev)
 	return resize_stripes(conf, conf->raid_disks + mddev->delta_disks);
 }
 
-static int raid5_start_reshape(mddev_t *mddev)
+static int raid5_start_reshape(struct mddev *mddev)
 {
 	raid5_conf_t *conf = mddev->private;
 	struct md_rdev *rdev;
@@ -5332,7 +5332,7 @@ static void end_reshape(raid5_conf_t *conf)
 /* This is called from the raid5d thread with mddev_lock held.
  * It makes config changes to the device.
  */
-static void raid5_finish_reshape(mddev_t *mddev)
+static void raid5_finish_reshape(struct mddev *mddev)
 {
 	raid5_conf_t *conf = mddev->private;
 
@@ -5367,7 +5367,7 @@ static void raid5_finish_reshape(mddev_t *mddev)
 	}
 }
 
-static void raid5_quiesce(mddev_t *mddev, int state)
+static void raid5_quiesce(struct mddev *mddev, int state)
 {
 	raid5_conf_t *conf = mddev->private;
 
@@ -5403,7 +5403,7 @@ static void raid5_quiesce(mddev_t *mddev, int state)
 }
 
 
-static void *raid45_takeover_raid0(mddev_t *mddev, int level)
+static void *raid45_takeover_raid0(struct mddev *mddev, int level)
 {
 	struct raid0_private_data *raid0_priv = mddev->private;
 	sector_t sectors;
@@ -5430,7 +5430,7 @@ static void *raid45_takeover_raid0(mddev_t *mddev, int level)
 }
 
 
-static void *raid5_takeover_raid1(mddev_t *mddev)
+static void *raid5_takeover_raid1(struct mddev *mddev)
 {
 	int chunksect;
 
@@ -5457,7 +5457,7 @@ static void *raid5_takeover_raid1(mddev_t *mddev)
 	return setup_conf(mddev);
 }
 
-static void *raid5_takeover_raid6(mddev_t *mddev)
+static void *raid5_takeover_raid6(struct mddev *mddev)
 {
 	int new_layout;
 
@@ -5491,7 +5491,7 @@ static void *raid5_takeover_raid6(mddev_t *mddev)
 }
 
 
-static int raid5_check_reshape(mddev_t *mddev)
+static int raid5_check_reshape(struct mddev *mddev)
 {
 	/* For a 2-drive array, the layout and chunk size can be changed
 	 * immediately as not restriping is needed.
@@ -5531,7 +5531,7 @@ static int raid5_check_reshape(mddev_t *mddev)
 	return check_reshape(mddev);
 }
 
-static int raid6_check_reshape(mddev_t *mddev)
+static int raid6_check_reshape(struct mddev *mddev)
 {
 	int new_chunk = mddev->new_chunk_sectors;
 
@@ -5551,7 +5551,7 @@ static int raid6_check_reshape(mddev_t *mddev)
 	return check_reshape(mddev);
 }
 
-static void *raid5_takeover(mddev_t *mddev)
+static void *raid5_takeover(struct mddev *mddev)
 {
 	/* raid5 can take over:
 	 *  raid0 - if there is only one strip zone - make it a raid4 layout
@@ -5574,7 +5574,7 @@ static void *raid5_takeover(mddev_t *mddev)
 	return ERR_PTR(-EINVAL);
 }
 
-static void *raid4_takeover(mddev_t *mddev)
+static void *raid4_takeover(struct mddev *mddev)
 {
 	/* raid4 can take over:
 	 *  raid0 - if there is only one strip zone
@@ -5593,7 +5593,7 @@ static void *raid4_takeover(mddev_t *mddev)
 
 static struct mdk_personality raid5_personality;
 
-static void *raid6_takeover(mddev_t *mddev)
+static void *raid6_takeover(struct mddev *mddev)
 {
 	/* Currently can only take over a raid5.  We map the
 	 * personality to an equivalent raid6 personality

drivers/md/raid5.h

@@ -349,7 +349,7 @@ struct disk_info {
 
 struct raid5_private_data {
 	struct hlist_head	*stripe_hashtbl;
-	mddev_t			*mddev;
+	struct mddev		*mddev;
 	struct disk_info	*spare;
 	int			chunk_sectors;
 	int			level, algorithm;
@@ -503,7 +503,7 @@ static inline int algorithm_is_DDF(int layout)
 	return layout >= 8 && layout <= 10;
 }
 
-extern int md_raid5_congested(mddev_t *mddev, int bits);
+extern int md_raid5_congested(struct mddev *mddev, int bits);
 extern void md_raid5_kick_device(raid5_conf_t *conf);
-extern int raid5_set_cache_size(mddev_t *mddev, int size);
+extern int raid5_set_cache_size(struct mddev *mddev, int size);
 #endif