[PATCH] late-boot fixes

Grrr...  Two bugs in a patch that had moved md setup to late boot:

a) we need md_run_setup() run before parsing root name.
b) it's create_dev("/dev/md0",...), not create_dev("md0",...) ;-/

init/do_mounts.c

@@ -844,6 +844,14 @@ static void __init md_run_setup(void);
 void prepare_namespace(void)
 {
 	int is_floppy;
+
+#ifdef CONFIG_DEVFS_FS
+	sys_mount("devfs", "/dev", "devfs", 0, NULL);
+	do_devfs = 1;
+#endif
+
+	md_run_setup();
+
 	if (saved_root_name[0]) {
 		char *p = saved_root_name;
 		ROOT_DEV = name_to_dev_t(p);
@@ -851,20 +859,15 @@ void prepare_namespace(void)
 			p += 5;
 		strcpy(root_device_name, p);
 	}
+
 	is_floppy = MAJOR(ROOT_DEV) == FLOPPY_MAJOR;
+
 #ifdef CONFIG_BLK_DEV_INITRD
 	if (!initrd_start)
 		mount_initrd = 0;
 	real_root_dev = ROOT_DEV;
 #endif
 
-#ifdef CONFIG_DEVFS_FS
-	sys_mount("devfs", "/dev", "devfs", 0, NULL);
-	do_devfs = 1;
-#endif
-
-	md_run_setup();
-
 	create_dev("/dev/root", ROOT_DEV, NULL);
 
 	/* This has to be before mounting root, because even readonly mount of reiserfs would replay
@@ -1277,7 +1280,7 @@ __setup("md=", md_setup);
 static void __init md_run_setup(void)
 {
 #ifdef CONFIG_BLK_DEV_MD
-	create_dev("md0", MKDEV(MD_MAJOR, 0), "md/0");
+	create_dev("/dev/md0", MKDEV(MD_MAJOR, 0), "md/0");
 	if (raid_setup_args.noautodetect)
 		printk(KERN_INFO "md: Skipping autodetection of RAID arrays. (raid=noautodetect)\n");
 	else {