fs/configfs: use pr_fmt

Add pr_fmt based on module name.

Signed-off-by: Fabian Frederick <fabf@skynet.be>
Cc: Joel Becker <jlbec@evilplan.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/fs/configfs/inode.c b/fs/configfs/inode.c
index fbb30db..5946ad9 100644
--- a/fs/configfs/inode.c
+++ b/fs/configfs/inode.c
@@ -168,7 +168,7 @@
 			 * In practice the maximum level of locking depth is
 			 * already reached. Just inform about possible reasons.
 			 */
-			pr_info("configfs: Too many levels of inodes for the locking correctness validator.\n");
+			pr_info("Too many levels of inodes for the locking correctness validator.\n");
 			pr_info("Spurious warnings may appear.\n");
 		}
 	}