EXT2_ROOT_INO 1123 fs/ext2/inode.c if ((ino != EXT2_ROOT_INO && ino < EXT2_FIRST_INO(sb)) || EXT2_ROOT_INO 321 fs/ext2/super.c if (ino < EXT2_FIRST_INO(sb) && ino != EXT2_ROOT_INO) EXT2_ROOT_INO 1045 fs/ext2/super.c root = ext2_iget(sb, EXT2_ROOT_INO);