50 bool space_for_roll_forward(struct f2fs_sb_info *sbi)  in space_for_roll_forward()  argument
52 	if (sbi->last_valid_block_count + sbi->alloc_valid_block_count  in space_for_roll_forward()
53 			> sbi->user_block_count)  in space_for_roll_forward()
171 static int find_fsync_dnodes(struct f2fs_sb_info *sbi, struct list_head *head)  in find_fsync_dnodes()  argument
173 	unsigned long long cp_ver = cur_cp_version(F2FS_CKPT(sbi));  in find_fsync_dnodes()
180 	curseg = CURSEG_I(sbi, CURSEG_WARM_NODE);  in find_fsync_dnodes()
181 	blkaddr = NEXT_FREE_BLKADDR(sbi, curseg);  in find_fsync_dnodes()
183 	ra_meta_pages(sbi, blkaddr, 1, META_POR, true);  in find_fsync_dnodes()
188 		if (!is_valid_blkaddr(sbi, blkaddr, META_POR))  in find_fsync_dnodes()
191 		page = get_tmp_page(sbi, blkaddr);  in find_fsync_dnodes()
202 				err = recover_inode_page(sbi, page);  in find_fsync_dnodes()
217 			entry->inode = f2fs_iget(sbi->sb, ino_of_node(page));  in find_fsync_dnodes()
241 		ra_meta_pages_cond(sbi, blkaddr);  in find_fsync_dnodes()
258 static int check_index_in_prev_nodes(struct f2fs_sb_info *sbi,  in check_index_in_prev_nodes()  argument
262 	unsigned int segno = GET_SEGNO(sbi, blkaddr);  in check_index_in_prev_nodes()
263 	unsigned short blkoff = GET_BLKOFF_FROM_SEG0(sbi, blkaddr);  in check_index_in_prev_nodes()
274 	sentry = get_seg_entry(sbi, segno);  in check_index_in_prev_nodes()
280 		struct curseg_info *curseg = CURSEG_I(sbi, i);  in check_index_in_prev_nodes()
287 	sum_page = get_sum_page(sbi, segno);  in check_index_in_prev_nodes()
307 	node_page = get_node_page(sbi, nid);  in check_index_in_prev_nodes()
317 		inode = f2fs_iget(sbi->sb, ino);  in check_index_in_prev_nodes()
357 static int do_recover_data(struct f2fs_sb_info *sbi, struct inode *inode,  in do_recover_data()  argument
394 	get_node_info(sbi, dn.nid, &ni);  in do_recover_data()
395 	f2fs_bug_on(sbi, ni.ino != ino_of_node(page));  in do_recover_data()
396 	f2fs_bug_on(sbi, ofs_of_node(dn.node_page) != ofs_of_node(page));  in do_recover_data()
421 			f2fs_bug_on(sbi, err);  in do_recover_data()
426 		if (is_valid_blkaddr(sbi, dest, META_POR)) {  in do_recover_data()
431 				f2fs_bug_on(sbi, err);  in do_recover_data()
435 			err = check_index_in_prev_nodes(sbi, dest, &dn);  in do_recover_data()
440 			f2fs_replace_block(sbi, &dn, src, dest,  in do_recover_data()
456 	f2fs_msg(sbi->sb, KERN_NOTICE,  in do_recover_data()
462 static int recover_data(struct f2fs_sb_info *sbi,  in recover_data()  argument
465 	unsigned long long cp_ver = cur_cp_version(F2FS_CKPT(sbi));  in recover_data()
472 	curseg = CURSEG_I(sbi, type);  in recover_data()
473 	blkaddr = NEXT_FREE_BLKADDR(sbi, curseg);  in recover_data()
478 		if (!is_valid_blkaddr(sbi, blkaddr, META_POR))  in recover_data()
481 		ra_meta_pages_cond(sbi, blkaddr);  in recover_data()
483 		page = get_tmp_page(sbi, blkaddr);  in recover_data()
507 		err = do_recover_data(sbi, entry->inode, page, blkaddr);  in recover_data()
524 		allocate_new_segments(sbi);  in recover_data()
528 int recover_fsync_data(struct f2fs_sb_info *sbi)  in recover_fsync_data()  argument
530 	struct curseg_info *curseg = CURSEG_I(sbi, CURSEG_WARM_NODE);  in recover_fsync_data()
544 	mutex_lock(&sbi->cp_mutex);  in recover_fsync_data()
546 	blkaddr = NEXT_FREE_BLKADDR(sbi, curseg);  in recover_fsync_data()
549 	err = find_fsync_dnodes(sbi, &inode_list);  in recover_fsync_data()
559 	err = recover_data(sbi, &inode_list, CURSEG_WARM_NODE);  in recover_fsync_data()
561 		f2fs_bug_on(sbi, !list_empty(&inode_list));  in recover_fsync_data()
567 	truncate_inode_pages_range(META_MAPPING(sbi),  in recover_fsync_data()
568 			(loff_t)MAIN_BLKADDR(sbi) << PAGE_CACHE_SHIFT, -1);  in recover_fsync_data()
571 		truncate_inode_pages_final(NODE_MAPPING(sbi));  in recover_fsync_data()
572 		truncate_inode_pages_final(META_MAPPING(sbi));  in recover_fsync_data()
575 	clear_sbi_flag(sbi, SBI_POR_DOING);  in recover_fsync_data()
579 		if (discard_next_dnode(sbi, blkaddr))  in recover_fsync_data()
583 		while (get_pages(sbi, F2FS_DIRTY_META))  in recover_fsync_data()
584 			sync_meta_pages(sbi, META, LONG_MAX);  in recover_fsync_data()
588 			invalidate_mapping_pages(META_MAPPING(sbi),  in recover_fsync_data()
591 		set_ckpt_flags(sbi->ckpt, CP_ERROR_FLAG);  in recover_fsync_data()
592 		mutex_unlock(&sbi->cp_mutex);  in recover_fsync_data()
597 		mutex_unlock(&sbi->cp_mutex);  in recover_fsync_data()
598 		write_checkpoint(sbi, &cpc);  in recover_fsync_data()
600 		mutex_unlock(&sbi->cp_mutex);  in recover_fsync_data()