MD: rename some functions

These short function names are hard to search. Rename them to make vim happy.

Signed-off-by: Shaohua Li <shli@fb.com>
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index c4b9134..4e3843f 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -1044,7 +1044,7 @@
 	kfree(plug);
 }
 
-static void make_request(struct mddev *mddev, struct bio * bio)
+static void raid1_make_request(struct mddev *mddev, struct bio * bio)
 {
 	struct r1conf *conf = mddev->private;
 	struct raid1_info *mirror;
@@ -1422,7 +1422,7 @@
 	wake_up(&conf->wait_barrier);
 }
 
-static void status(struct seq_file *seq, struct mddev *mddev)
+static void raid1_status(struct seq_file *seq, struct mddev *mddev)
 {
 	struct r1conf *conf = mddev->private;
 	int i;
@@ -1439,7 +1439,7 @@
 	seq_printf(seq, "]");
 }
 
-static void error(struct mddev *mddev, struct md_rdev *rdev)
+static void raid1_error(struct mddev *mddev, struct md_rdev *rdev)
 {
 	char b[BDEVNAME_SIZE];
 	struct r1conf *conf = mddev->private;
@@ -2472,7 +2472,8 @@
  * that can be installed to exclude normal IO requests.
  */
 
-static sector_t sync_request(struct mddev *mddev, sector_t sector_nr, int *skipped)
+static sector_t raid1_sync_request(struct mddev *mddev, sector_t sector_nr,
+				   int *skipped)
 {
 	struct r1conf *conf = mddev->private;
 	struct r1bio *r1_bio;
@@ -2890,7 +2891,7 @@
 }
 
 static void raid1_free(struct mddev *mddev, void *priv);
-static int run(struct mddev *mddev)
+static int raid1_run(struct mddev *mddev)
 {
 	struct r1conf *conf;
 	int i;
@@ -3170,15 +3171,15 @@
 	.name		= "raid1",
 	.level		= 1,
 	.owner		= THIS_MODULE,
-	.make_request	= make_request,
-	.run		= run,
+	.make_request	= raid1_make_request,
+	.run		= raid1_run,
 	.free		= raid1_free,
-	.status		= status,
-	.error_handler	= error,
+	.status		= raid1_status,
+	.error_handler	= raid1_error,
 	.hot_add_disk	= raid1_add_disk,
 	.hot_remove_disk= raid1_remove_disk,
 	.spare_active	= raid1_spare_active,
-	.sync_request	= sync_request,
+	.sync_request	= raid1_sync_request,
 	.resize		= raid1_resize,
 	.size		= raid1_size,
 	.check_reshape	= raid1_reshape,