nilfs_attach_btree_node_cache
ret = nilfs_attach_btree_node_cache(&NILFS_BMAP_I(btree)->vfs_inode);
ret = nilfs_attach_btree_node_cache(
return nilfs_attach_btree_node_cache(inode);
err = nilfs_attach_btree_node_cache(s_inode);
int nilfs_attach_btree_node_cache(struct inode *inode);