diff -urN wt2-3c/init/do_mounts.c wt2/init/do_mounts.c
--- wt2-3c/init/do_mounts.c	Sun Mar  3 17:17:51 2002
+++ wt2/init/do_mounts.c	Sun Mar  3 19:14:17 2002
@@ -284,6 +284,24 @@
 	fs_names = __getname();
 	get_fs_names(fs_names);
 
+#if defined CONFIG_TMPFS && defined CONFIG_BLK_DEV_INITRD_DYN_TMPFS
+	if (ROOT_DEV == MKDEV(UNNAMED_MAJOR, 0xfe)) {
+		extern unsigned long initrd_dyn_fssize;
+		char fs_data[80] = {0};
+		int err;
+
+	    	if (initrd_dyn_fssize > 0)
+			snprintf(fs_data, sizeof(fs_data), "size=%luk", initrd_dyn_fssize);
+	
+		err = sys_mount("/dev/root", "/root", "tmpfs", root_mountflags, fs_data);
+		if (!err)
+			goto done;
+
+		printk(KERN_ERR "VFS: Unable to mount root fs via initrd, trying floppy.\n");
+		ROOT_DEV = MKDEV(FLOPPY_MAJOR, 0);
+	}
+#endif
+
 #ifdef CONFIG_ROOT_NFS
 	if (MAJOR(ROOT_DEV) == UNNAMED_MAJOR) {
 		void *data;
@@ -509,6 +527,11 @@
 
 	/* Mount the root filesystem.. */
 	mount_root();
+	
+#ifdef CONFIG_BLK_DEV_INITRD_DYN
+	initrd_dyn_mkroot();
+#endif	
+
 	sys_chdir("/root");
 	ROOT_DEV = current->fs->pwdmnt->mnt_sb->s_dev;
 	printk("VFS: Mounted root (%s filesystem)%s.\n",
@@ -517,8 +540,7 @@
 
 #ifdef CONFIG_BLK_DEV_INITRD
 	root_mountflags = real_root_mountflags;
-	if (mount_initrd && ROOT_DEV != real_root_dev
-	    && MAJOR(ROOT_DEV) == RAMDISK_MAJOR && MINOR(ROOT_DEV) == 0) {
+	if (mount_initrd && MAJOR(ROOT_DEV) == RAMDISK_MAJOR && MINOR(ROOT_DEV) == 0) {
 		int error;
 		int i, pid;
 		sys_mkdir("/old", 0700);