283 	int (*process_func)(struct btrfs_root *log, struct extent_buffer *eb,
291 			      struct extent_buffer *eb,  in process_one_buffer()  argument
301 		ret = btrfs_read_buffer(eb, gen);  in process_one_buffer()
308 						      eb->start, eb->len);  in process_one_buffer()
310 	if (!ret && btrfs_buffer_uptodate(eb, gen, 0)) {  in process_one_buffer()
311 		if (wc->pin && btrfs_header_level(eb) == 0)  in process_one_buffer()
312 			ret = btrfs_exclude_logged_extents(log, eb);  in process_one_buffer()
314 			btrfs_write_tree_block(eb);  in process_one_buffer()
316 			btrfs_wait_tree_block_writeback(eb);  in process_one_buffer()
338 				   struct extent_buffer *eb, int slot,  in overwrite_item()  argument
353 	item_size = btrfs_item_size_nr(eb, slot);  in overwrite_item()
354 	src_ptr = btrfs_item_ptr_offset(eb, slot);  in overwrite_item()
382 		read_extent_buffer(eb, src_copy, src_ptr, item_size);  in overwrite_item()
414 			item = btrfs_item_ptr(eb, slot,  in overwrite_item()
416 			btrfs_set_inode_nbytes(eb, item, nbytes);  in overwrite_item()
423 			mode = btrfs_inode_mode(eb, item);  in overwrite_item()
425 				btrfs_set_inode_size(eb, item, 0);  in overwrite_item()
435 		item = btrfs_item_ptr(eb, slot, struct btrfs_inode_item);  in overwrite_item()
436 		btrfs_set_inode_nbytes(eb, item, 0);  in overwrite_item()
443 		mode = btrfs_inode_mode(eb, item);  in overwrite_item()
445 			btrfs_set_inode_size(eb, item, 0);  in overwrite_item()
487 		if (btrfs_inode_generation(eb, src_item) == 0) {  in overwrite_item()
489 			const u64 ino_size = btrfs_inode_size(eb, src_item);  in overwrite_item()
498 			if (S_ISREG(btrfs_inode_mode(eb, src_item)) &&  in overwrite_item()
511 		    S_ISDIR(btrfs_inode_mode(eb, src_item)) &&  in overwrite_item()
519 	copy_extent_buffer(path->nodes[0], eb, dst_ptr,  in overwrite_item()
581 				      struct extent_buffer *eb, int slot,  in replay_one_extent()  argument
593 	item = btrfs_item_ptr(eb, slot, struct btrfs_file_extent_item);  in replay_one_extent()
594 	found_type = btrfs_file_extent_type(eb, item);  in replay_one_extent()
598 		nbytes = btrfs_file_extent_num_bytes(eb, item);  in replay_one_extent()
605 		if (btrfs_file_extent_disk_bytenr(eb, item) == 0)  in replay_one_extent()
608 		size = btrfs_file_extent_inline_len(eb, slot, item);  in replay_one_extent()
609 		nbytes = btrfs_file_extent_ram_bytes(eb, item);  in replay_one_extent()
642 		read_extent_buffer(eb, &cmp1, (unsigned long)item,  in replay_one_extent()
675 		copy_extent_buffer(path->nodes[0], eb, dest_offset,  in replay_one_extent()
678 		ins.objectid = btrfs_file_extent_disk_bytenr(eb, item);  in replay_one_extent()
679 		ins.offset = btrfs_file_extent_disk_num_bytes(eb, item);  in replay_one_extent()
681 		offset = key->offset - btrfs_file_extent_offset(eb, item);  in replay_one_extent()
713 			if (btrfs_file_extent_compression(eb, item)) {  in replay_one_extent()
718 					btrfs_file_extent_offset(eb, item);  in replay_one_extent()
720 					btrfs_file_extent_num_bytes(eb, item);  in replay_one_extent()
801 		ret = overwrite_item(trans, root, path, eb, slot, key);  in replay_one_extent()
973 				  struct extent_buffer *eb,  in __add_inode_ref()  argument
1149 static int extref_get_fields(struct extent_buffer *eb, unsigned long ref_ptr,  in extref_get_fields()  argument
1157 	*namelen = btrfs_inode_extref_name_len(eb, extref);  in extref_get_fields()
1162 	read_extent_buffer(eb, *name, (unsigned long)&extref->name,  in extref_get_fields()
1165 	*index = btrfs_inode_extref_index(eb, extref);  in extref_get_fields()
1167 		*parent_objectid = btrfs_inode_extref_parent(eb, extref);  in extref_get_fields()
1172 static int ref_get_fields(struct extent_buffer *eb, unsigned long ref_ptr,  in ref_get_fields()  argument
1179 	*namelen = btrfs_inode_ref_name_len(eb, ref);  in ref_get_fields()
1184 	read_extent_buffer(eb, *name, (unsigned long)(ref + 1), *namelen);  in ref_get_fields()
1186 	*index = btrfs_inode_ref_index(eb, ref);  in ref_get_fields()
1201 				  struct extent_buffer *eb, int slot,  in add_inode_ref()  argument
1218 	ref_ptr = btrfs_item_ptr_offset(eb, slot);  in add_inode_ref()
1219 	ref_end = ref_ptr + btrfs_item_size_nr(eb, slot);  in add_inode_ref()
1227 		parent_objectid = btrfs_inode_extref_parent(eb, r);  in add_inode_ref()
1254 			ret = extref_get_fields(eb, ref_ptr, &namelen, &name,  in add_inode_ref()
1267 			ret = ref_get_fields(eb, ref_ptr, &namelen, &name,  in add_inode_ref()
1286 						      dir, inode, eb,  in add_inode_ref()
1317 	ret = overwrite_item(trans, root, path, eb, slot, key);  in add_inode_ref()
1669 				    struct extent_buffer *eb,  in replay_one_name()  argument
1689 	name_len = btrfs_dir_name_len(eb, di);  in replay_one_name()
1696 	log_type = btrfs_dir_type(eb, di);  in replay_one_name()
1697 	read_extent_buffer(eb, name, (unsigned long)(di + 1),  in replay_one_name()
1700 	btrfs_dir_item_key_to_cpu(eb, di, &log_key);  in replay_one_name()
1794 					struct extent_buffer *eb, int slot,  in replay_one_dir_item()  argument
1798 	u32 item_size = btrfs_item_size_nr(eb, slot);  in replay_one_dir_item()
1805 	ptr = btrfs_item_ptr_offset(eb, slot);  in replay_one_dir_item()
1809 		if (verify_dir_item(root, eb, di))  in replay_one_dir_item()
1811 		name_len = btrfs_dir_name_len(eb, di);  in replay_one_dir_item()
1812 		ret = replay_one_name(trans, root, path, eb, di, key);  in replay_one_dir_item()
1845 		if (ret == 1 && btrfs_dir_type(eb, di) != BTRFS_FT_DIR) {  in replay_one_dir_item()
1856 			btrfs_dir_item_key_to_cpu(eb, di, &di_key);  in replay_one_dir_item()
1964 	struct extent_buffer *eb;  in check_item_in_log()  local
1977 	eb = path->nodes[0];  in check_item_in_log()
1979 	item_size = btrfs_item_size_nr(eb, slot);  in check_item_in_log()
1980 	ptr = btrfs_item_ptr_offset(eb, slot);  in check_item_in_log()
1984 		if (verify_dir_item(root, eb, di)) {  in check_item_in_log()
1989 		name_len = btrfs_dir_name_len(eb, di);  in check_item_in_log()
1995 		read_extent_buffer(eb, name, (unsigned long)(di + 1),  in check_item_in_log()
2010 			btrfs_dir_item_key_to_cpu(eb, di, &location);  in check_item_in_log()
2282 static int replay_one_buffer(struct btrfs_root *log, struct extent_buffer *eb,  in replay_one_buffer()  argument
2293 	ret = btrfs_read_buffer(eb, gen);  in replay_one_buffer()
2297 	level = btrfs_header_level(eb);  in replay_one_buffer()
2306 	nritems = btrfs_header_nritems(eb);  in replay_one_buffer()
2308 		btrfs_item_key_to_cpu(eb, &key, i);  in replay_one_buffer()
2316 			inode_item = btrfs_item_ptr(eb, i,  in replay_one_buffer()
2322 			mode = btrfs_inode_mode(eb, inode_item);  in replay_one_buffer()
2330 					     eb, i, &key);  in replay_one_buffer()
2354 						  eb, i, &key);  in replay_one_buffer()
2365 					     eb, i, &key);  in replay_one_buffer()
2371 					    eb, i, &key);  in replay_one_buffer()
2377 						eb, i, &key);  in replay_one_buffer()
2382 						  eb, i, &key);  in replay_one_buffer()
4478 static int btrfs_check_ref_name_override(struct extent_buffer *eb,  in btrfs_check_ref_name_override()  argument
4487 	u32 item_size = btrfs_item_size_nr(eb, slot);  in btrfs_check_ref_name_override()
4489 	unsigned long ptr = btrfs_item_ptr_offset(eb, slot);  in btrfs_check_ref_name_override()
4509 			this_name_len = btrfs_inode_ref_name_len(eb, iref);  in btrfs_check_ref_name_override()
4517 			parent = btrfs_inode_extref_parent(eb, extref);  in btrfs_check_ref_name_override()
4518 			this_name_len = btrfs_inode_extref_name_len(eb, extref);  in btrfs_check_ref_name_override()
4535 		read_extent_buffer(eb, name, name_ptr, this_name_len);  in btrfs_check_ref_name_override()