fs/f2fs/recovery.c

494 			block_t blkaddr, struct dnode_of_data *dn)
502 	struct dnode_of_data tdn = *dn;
534 	max_addrs = ADDRS_PER_PAGE(dn->node_page, dn->inode);
537 			ofs_in_node, dn->inode->i_ino, nid, max_addrs);
542 	if (dn->inode->i_ino == nid) {
544 		if (!dn->inode_page_locked)
545 			lock_page(dn->inode_page);
546 		tdn.node_page = dn->inode_page;
549 	} else if (dn->nid == nid) {
563 	if (ino != dn->inode->i_ino) {
577 		inode = dn->inode;
587 	if (ino == dn->inode->i_ino && dn->inode_page_locked)
588 		unlock_page(dn->inode_page);
599 	if (ino != dn->inode->i_ino)
601 	else if (dn->inode_page_locked)
602 		lock_page(dn->inode_page);
608 	if (dn->inode->i_ino == nid && !dn->inode_page_locked)
609 		unlock_page(dn->inode_page);
613 static int f2fs_reserve_new_block_retry(struct dnode_of_data *dn)
618 		err = f2fs_reserve_new_block(dn);
629 	struct dnode_of_data dn;
658 	set_new_dnode(&dn, inode, NULL, NULL, 0);
660 	err = f2fs_get_dnode_of_data(&dn, start, ALLOC_NODE);
669 	f2fs_wait_on_page_writeback(dn.node_page, NODE, true, true);
671 	err = f2fs_get_node_info(sbi, dn.nid, &ni, false);
677 	if (ofs_of_node(dn.node_page) != ofs_of_node(page)) {
679 			  inode->i_ino, ofs_of_node(dn.node_page),
686 	for (; start < end; start++, dn.ofs_in_node++) {
689 		src = f2fs_data_blkaddr(&dn);
690 		dest = data_blkaddr(dn.inode, page, dn.ofs_in_node);
710 			f2fs_truncate_data_blocks_range(&dn, 1);
724 			f2fs_truncate_data_blocks_range(&dn, 1);
726 			err = f2fs_reserve_new_block_retry(&dn);
735 				err = f2fs_reserve_new_block_retry(&dn);
741 			err = check_index_in_prev_nodes(sbi, dest, &dn);
753 					dest, inode->i_ino, dn.ofs_in_node);
759 			f2fs_replace_block(sbi, &dn, src, dest,
765 	copy_node_footer(dn.node_page, page);
766 	fill_node_footer(dn.node_page, dn.nid, ni.ino,
768 	set_page_dirty(dn.node_page);
770 	f2fs_put_dnode(&dn);