erofs_init_metabuf
err = erofs_init_metabuf(buf, sb, in_metabox);
(void)erofs_init_metabuf(&buf, sb, false);
int erofs_init_metabuf(struct erofs_buf *buf, struct super_block *sb,
ret = erofs_init_metabuf(&it->buf, it->sb, erofs_inode_in_metabox(inode));
ret = erofs_init_metabuf(&it->buf, sb,
(void)erofs_init_metabuf(&buf, sb, true);
(void)erofs_init_metabuf(&buf, sb, false);
ret = erofs_init_metabuf(&map->buf, sb,