5 files changed, 23 insertions, 20 deletions

diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index 08a40f4e4f60..ed2d4ef27fd8 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -458,11 +458,11 @@ static void dec_pending(struct crypt_io *io, int error)
  * interrupt context.
  */
 static struct workqueue_struct *_kcryptd_workqueue;
-static void kcryptd_do_work(void *data);
+static void kcryptd_do_work(struct work_struct *work);
 
 static void kcryptd_queue_io(struct crypt_io *io)
 {
-	INIT_WORK(&io->work, kcryptd_do_work, io);
+	INIT_WORK(&io->work, kcryptd_do_work);
 	queue_work(_kcryptd_workqueue, &io->work);
 }
 
@@ -618,9 +618,9 @@ static void process_read_endio(struct crypt_io *io)
 	dec_pending(io, crypt_convert(cc, &ctx));
 }
 
-static void kcryptd_do_work(void *data)
+static void kcryptd_do_work(struct work_struct *work)
 {
-	struct crypt_io *io = data;
+	struct crypt_io *io = container_of(work, struct crypt_io, work);
 
 	if (io->post_process)
 		process_read_endio(io);
diff --git a/drivers/md/dm-mpath.c b/drivers/md/dm-mpath.c
index d754e0bc6e90..e77ee6fd1044 100644
--- a/drivers/md/dm-mpath.c
+++ b/drivers/md/dm-mpath.c
@@ -104,8 +104,8 @@ typedef int (*action_fn) (struct pgpath *pgpath);
 static kmem_cache_t *_mpio_cache;
 
 struct workqueue_struct *kmultipathd;
-static void process_queued_ios(void *data);
-static void trigger_event(void *data);
+static void process_queued_ios(struct work_struct *work);
+static void trigger_event(struct work_struct *work);
 
 
 /*-----------------------------------------------
@@ -173,8 +173,8 @@ static struct multipath *alloc_multipath(struct dm_target *ti)
 		INIT_LIST_HEAD(&m->priority_groups);
 		spin_lock_init(&m->lock);
 		m->queue_io = 1;
-		INIT_WORK(&m->process_queued_ios, process_queued_ios, m);
-		INIT_WORK(&m->trigger_event, trigger_event, m);
+		INIT_WORK(&m->process_queued_ios, process_queued_ios);
+		INIT_WORK(&m->trigger_event, trigger_event);
 		m->mpio_pool = mempool_create_slab_pool(MIN_IOS, _mpio_cache);
 		if (!m->mpio_pool) {
 			kfree(m);
@@ -379,9 +379,10 @@ static void dispatch_queued_ios(struct multipath *m)
 	}
 }
 
-static void process_queued_ios(void *data)
+static void process_queued_ios(struct work_struct *work)
 {
-	struct multipath *m = (struct multipath *) data;
+	struct multipath *m =
+		container_of(work, struct multipath, process_queued_ios);
 	struct hw_handler *hwh = &m->hw_handler;
 	struct pgpath *pgpath = NULL;
 	unsigned init_required = 0, must_queue = 1;
@@ -421,9 +422,10 @@ out:
  * An event is triggered whenever a path is taken out of use.
  * Includes path failure and PG bypass.
  */
-static void trigger_event(void *data)
+static void trigger_event(struct work_struct *work)
 {
-	struct multipath *m = (struct multipath *) data;
+	struct multipath *m =
+		container_of(work, struct multipath, trigger_event);
 
 	dm_table_event(m->ti->table);
 }
diff --git a/drivers/md/dm-raid1.c b/drivers/md/dm-raid1.c
index 48a653b3f518..fc8cbb168e3e 100644
--- a/drivers/md/dm-raid1.c
+++ b/drivers/md/dm-raid1.c
@@ -883,7 +883,7 @@ static void do_mirror(struct mirror_set *ms)
 	do_writes(ms, &writes);
 }
 
-static void do_work(void *ignored)
+static void do_work(struct work_struct *ignored)
 {
 	struct mirror_set *ms;
 
@@ -1269,7 +1269,7 @@ static int __init dm_mirror_init(void)
 		dm_dirty_log_exit();
 		return r;
 	}
-	INIT_WORK(&_kmirrord_work, do_work, NULL);
+	INIT_WORK(&_kmirrord_work, do_work);
 
 	r = dm_register_target(&mirror_target);
 	if (r < 0) {
diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c
index 5281e0094072..91c7aa1fed0e 100644
--- a/drivers/md/dm-snap.c
+++ b/drivers/md/dm-snap.c
@@ -40,7 +40,7 @@
 #define SNAPSHOT_PAGES 256
 
 struct workqueue_struct *ksnapd;
-static void flush_queued_bios(void *data);
+static void flush_queued_bios(struct work_struct *work);
 
 struct pending_exception {
 	struct exception e;
@@ -528,7 +528,7 @@ static int snapshot_ctr(struct dm_target *ti, unsigned int argc, char **argv)
 	}
 
 	bio_list_init(&s->queued_bios);
-	INIT_WORK(&s->queued_bios_work, flush_queued_bios, s);
+	INIT_WORK(&s->queued_bios_work, flush_queued_bios);
 
 	/* Add snapshot to the list of snapshots for this origin */
 	/* Exceptions aren't triggered till snapshot_resume() is called */
@@ -603,9 +603,10 @@ static void flush_bios(struct bio *bio)
 	}
 }
 
-static void flush_queued_bios(void *data)
+static void flush_queued_bios(struct work_struct *work)
 {
-	struct dm_snapshot *s = (struct dm_snapshot *) data;
+	struct dm_snapshot *s =
+		container_of(work, struct dm_snapshot, queued_bios_work);
 	struct bio *queued_bios;
 	unsigned long flags;
 
diff --git a/drivers/md/kcopyd.c b/drivers/md/kcopyd.c
index f1db6eff4857..b3c01496c737 100644
--- a/drivers/md/kcopyd.c
+++ b/drivers/md/kcopyd.c
@@ -417,7 +417,7 @@ static int process_jobs(struct list_head *jobs, int (*fn) (struct kcopyd_job *))
 /*
  * kcopyd does this every time it's woken up.
  */
-static void do_work(void *ignored)
+static void do_work(struct work_struct *ignored)
 {
 	/*
 	 * The order that these are called is *very* important.
@@ -628,7 +628,7 @@ static int kcopyd_init(void)
 	}
 
 	kcopyd_clients++;
-	INIT_WORK(&_kcopyd_work, do_work, NULL);
+	INIT_WORK(&_kcopyd_work, do_work);
 	mutex_unlock(&kcopyd_init_lock);
 	return 0;
 }