fs/ceph: replace pr_warning by pr_warn

Update the last pr_warning callsites in fs branch

Signed-off-by: Fabian Frederick <fabf@skynet.be>
Cc: Sage Weil <sage@inktank.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c
index b53278c..65a30e8 100644
--- a/fs/ceph/addr.c
+++ b/fs/ceph/addr.c
@@ -694,7 +694,7 @@
 	     (wbc->sync_mode == WB_SYNC_ALL ? "ALL" : "HOLD"));
 
 	if (fsc->mount_state == CEPH_MOUNT_SHUTDOWN) {
-		pr_warning("writepage_start %p on forced umount\n", inode);
+		pr_warn("writepage_start %p on forced umount\n", inode);
 		return -EIO; /* we're in a forced umount, don't write! */
 	}
 	if (fsc->mount_options->wsize && fsc->mount_options->wsize < wsize)