diff -ur linux-stage.orig/fs/ext4/super.c linux-stage/fs/ext4/super.c
--- linux-stage.orig/fs/ext4/super.c	2013-09-26 11:25:51.970361560 -0400
+++ linux-stage/fs/ext4/super.c	2013-09-26 11:46:25.078236831 -0400
@@ -1274,7 +1274,7 @@
 	Opt_user_xattr, Opt_nouser_xattr, Opt_acl, Opt_noacl,
 	Opt_auto_da_alloc, Opt_noauto_da_alloc, Opt_noload, Opt_nobh, Opt_bh,
 	Opt_commit, Opt_min_batch_time, Opt_max_batch_time,
-	Opt_journal_update, Opt_journal_dev,
+	Opt_journal_update, Opt_journal_dev, Opt_journal_path,
 	Opt_journal_checksum, Opt_journal_async_commit,
 	Opt_abort, Opt_data_journal, Opt_data_ordered, Opt_data_writeback,
 	Opt_data_err_abort, Opt_data_err_ignore,
@@ -1323,6 +1323,7 @@
 	{Opt_max_batch_time, "max_batch_time=%u"},
 	{Opt_journal_update, "journal=update"},
 	{Opt_journal_dev, "journal_dev=%u"},
+	{Opt_journal_path, "journal_path=%s"},
 	{Opt_journal_checksum, "journal_checksum"},
 	{Opt_journal_async_commit, "journal_async_commit"},
 	{Opt_abort, "abort"},
@@ -1533,6 +1534,46 @@
 				return 0;
 			*journal_devnum = option;
 			break;
+		case Opt_journal_path: {
+			char *journal_path;
+			struct inode *journal_inode;
+			struct path path;
+			int error;
+
+			if (is_remount) {
+				ext4_msg(sb, KERN_ERR,
+					"Cannot specify journal on remount");
+				return -1;
+			}
+			journal_path = match_strdup(&args[0]);
+			if (!journal_path) {
+				ext4_msg(sb, KERN_ERR, "error: could not dup "
+					"journal device string");
+				return -1;
+			}
+
+			error = kern_path(journal_path, LOOKUP_FOLLOW, &path);
+			if (error) {
+				ext4_msg(sb, KERN_ERR, "error: could not find "
+					"journal device path: error %d", error);
+					kfree(journal_path);
+				return -1;
+			}
+
+			journal_inode = path.dentry->d_inode;
+			if (!S_ISBLK(journal_inode->i_mode)) {
+				ext4_msg(sb, KERN_ERR, "error: journal path %s "
+					"is not a block device", journal_path);
+				path_put(&path);
+				kfree(journal_path);
+				return -1;
+			}
+
+			*journal_devnum = new_encode_dev(journal_inode->i_rdev);
+			path_put(&path);
+			kfree(journal_path);
+			break;
+		}
 		case Opt_journal_checksum:
 			set_opt(sbi->s_mount_opt, JOURNAL_CHECKSUM);
 			break;