F2FS_ROOT_INO
if (inode->i_ino >= F2FS_ROOT_INO(sbi) &&
return nid < F2FS_ROOT_INO(sbi) || nid >= NM_I(sbi)->max_nid;
inode->i_ino == F2FS_ROOT_INO(sbi))
F2FS_ROOT_INO(sbi) = le32_to_cpu(raw_super->root_ino);
root = f2fs_iget(sb, F2FS_ROOT_INO(sbi));