Index: uspace/app/bdsh/cmds/modules/mount/mount.c
===================================================================
--- uspace/app/bdsh/cmds/modules/mount/mount.c	(revision c3f95d86d42c889ae39c8bc299b33beb8dbc4302)
+++ uspace/app/bdsh/cmds/modules/mount/mount.c	(revision 4979403852d819a9253efa1bff79a2dc52611a3f)
@@ -43,4 +43,5 @@
 static struct option const long_options[] = {
 	{ "help", no_argument, 0, 'h' },
+	{ "instance", required_argument, 0, 'i' },
 	{ 0, 0, 0, 0 }
 };
@@ -68,15 +69,28 @@
 	const char *dev = "";
 	int rc, c, opt_ind;
+	unsigned int instance = 0;
+	bool instance_set = false;
+	char **t_argv;
 
 	argc = cli_count_args(argv);
 
 	for (c = 0, optind = 0, opt_ind = 0; c != -1;) {
-		c = getopt_long(argc, argv, "h", long_options, &opt_ind);
+		c = getopt_long(argc, argv, "i:h", long_options, &opt_ind);
 		switch (c) {
 		case 'h':
 			help_cmd_mount(HELP_LONG);
 			return CMD_SUCCESS;
+		case 'i':
+			instance = (unsigned int) strtol(optarg, NULL, 10);
+			instance_set = true;
+			break;
 		}
 	}
+
+	if (instance_set) {
+		argc -= 2;
+		t_argv = &argv[2];
+	} else
+		t_argv = &argv[0];
 
 	if ((argc < 3) || (argc > 5)) {
@@ -86,12 +100,12 @@
 	}
 	if (argc > 3)
-		dev = argv[3];
+		dev = t_argv[3];
 	if (argc == 5)
-		mopts = argv[4];
+		mopts = t_argv[4];
 
-	rc = mount(argv[1], argv[2], dev, mopts, 0);
+	rc = mount(t_argv[1], t_argv[2], dev, mopts, 0, instance);
 	if (rc != EOK) {
 		printf("Unable to mount %s filesystem to %s on %s (rc=%d)\n",
-		    argv[1], argv[2], argv[3], rc);
+			t_argv[1], t_argv[2], t_argv[3], rc);
 		return CMD_FAILURE;
 	}