[PATCH] mempool: use mempool_create_slab_pool()

Modify well over a dozen mempool users to call mempool_create_slab_pool()
rather than calling mempool_create() with extra arguments, saving about 30
lines of code and increasing readability.

Signed-off-by: Matthew Dobson <colpatch@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index d88b8ed..259e86f 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -616,8 +616,7 @@
 		}
 	}
 
-	cc->io_pool = mempool_create(MIN_IOS, mempool_alloc_slab,
-				     mempool_free_slab, _crypt_io_pool);
+	cc->io_pool = mempool_create_slab_pool(MIN_IOS, _crypt_io_pool);
 	if (!cc->io_pool) {
 		ti->error = PFX "Cannot allocate crypt io mempool";
 		goto bad3;
diff --git a/drivers/md/dm-mpath.c b/drivers/md/dm-mpath.c
index f72a82f..1816f30 100644
--- a/drivers/md/dm-mpath.c
+++ b/drivers/md/dm-mpath.c
@@ -179,8 +179,7 @@
 		m->queue_io = 1;
 		INIT_WORK(&m->process_queued_ios, process_queued_ios, m);
 		INIT_WORK(&m->trigger_event, trigger_event, m);
-		m->mpio_pool = mempool_create(MIN_IOS, mempool_alloc_slab,
-					      mempool_free_slab, _mpio_cache);
+		m->mpio_pool = mempool_create_slab_pool(MIN_IOS, _mpio_cache);
 		if (!m->mpio_pool) {
 			kfree(m);
 			return NULL;
diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c
index f3759dd7..7401540 100644
--- a/drivers/md/dm-snap.c
+++ b/drivers/md/dm-snap.c
@@ -1174,8 +1174,7 @@
 		goto bad4;
 	}
 
-	pending_pool = mempool_create(128, mempool_alloc_slab,
-				      mempool_free_slab, pending_cache);
+	pending_pool = mempool_create_slab_pool(128, pending_cache);
 	if (!pending_pool) {
 		DMERR("Couldn't create pending pool.");
 		r = -ENOMEM;
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 8c82373..a64798e 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -823,13 +823,11 @@
 	md->queue->unplug_fn = dm_unplug_all;
 	md->queue->issue_flush_fn = dm_flush_all;
 
-	md->io_pool = mempool_create(MIN_IOS, mempool_alloc_slab,
-				     mempool_free_slab, _io_cache);
+	md->io_pool = mempool_create_slab_pool(MIN_IOS, _io_cache);
  	if (!md->io_pool)
  		goto bad2;
 
-	md->tio_pool = mempool_create(MIN_IOS, mempool_alloc_slab,
-				      mempool_free_slab, _tio_cache);
+	md->tio_pool = mempool_create_slab_pool(MIN_IOS, _tio_cache);
 	if (!md->tio_pool)
 		goto bad3;
 
diff --git a/drivers/md/kcopyd.c b/drivers/md/kcopyd.c
index 0d54e8b..9dcb2c8 100644
--- a/drivers/md/kcopyd.c
+++ b/drivers/md/kcopyd.c
@@ -227,8 +227,7 @@
 	if (!_job_cache)
 		return -ENOMEM;
 
-	_job_pool = mempool_create(MIN_JOBS, mempool_alloc_slab,
-				   mempool_free_slab, _job_cache);
+	_job_pool = mempool_create_slab_pool(MIN_JOBS, _job_cache);
 	if (!_job_pool) {
 		kmem_cache_destroy(_job_cache);
 		return -ENOMEM;