151 	struct extent_buffer *leaf;  in btrfs_insert_hole_extent()  local
165 	leaf = path->nodes[0];  in btrfs_insert_hole_extent()
166 	item = btrfs_item_ptr(leaf, path->slots[0],  in btrfs_insert_hole_extent()
168 	btrfs_set_file_extent_disk_bytenr(leaf, item, 0);  in btrfs_insert_hole_extent()
169 	btrfs_set_file_extent_disk_num_bytes(leaf, item, 0);  in btrfs_insert_hole_extent()
170 	btrfs_set_file_extent_offset(leaf, item, 0);  in btrfs_insert_hole_extent()
171 	btrfs_set_file_extent_num_bytes(leaf, item, num_bytes);  in btrfs_insert_hole_extent()
172 	btrfs_set_file_extent_ram_bytes(leaf, item, num_bytes);  in btrfs_insert_hole_extent()
173 	btrfs_set_file_extent_generation(leaf, item, trans->transid);  in btrfs_insert_hole_extent()
174 	btrfs_set_file_extent_type(leaf, item, BTRFS_FILE_EXTENT_REG);  in btrfs_insert_hole_extent()
175 	btrfs_set_file_extent_compression(leaf, item, 0);  in btrfs_insert_hole_extent()
176 	btrfs_set_file_extent_encryption(leaf, item, 0);  in btrfs_insert_hole_extent()
177 	btrfs_set_file_extent_other_encoding(leaf, item, 0);  in btrfs_insert_hole_extent()
179 	btrfs_mark_buffer_dirty(leaf);  in btrfs_insert_hole_extent()
196 	struct extent_buffer *leaf;  in btrfs_lookup_csum()  local
207 	leaf = path->nodes[0];  in btrfs_lookup_csum()
213 		btrfs_item_key_to_cpu(leaf, &found_key, path->slots[0]);  in btrfs_lookup_csum()
219 		csums_in_item = btrfs_item_size(leaf, path->slots[0]);  in btrfs_lookup_csum()
229 	item = btrfs_item_ptr(leaf, path->slots[0], struct btrfs_csum_item);  in btrfs_lookup_csum()
520 	struct extent_buffer *leaf;  in btrfs_lookup_csums_range()  local
552 		leaf = path->nodes[0];  in btrfs_lookup_csums_range()
553 		btrfs_item_key_to_cpu(leaf, &key, path->slots[0] - 1);  in btrfs_lookup_csums_range()
558 			    btrfs_item_size(leaf, path->slots[0] - 1))  in btrfs_lookup_csums_range()
564 		leaf = path->nodes[0];  in btrfs_lookup_csums_range()
565 		if (path->slots[0] >= btrfs_header_nritems(leaf)) {  in btrfs_lookup_csums_range()
571 			leaf = path->nodes[0];  in btrfs_lookup_csums_range()
574 		btrfs_item_key_to_cpu(leaf, &key, path->slots[0]);  in btrfs_lookup_csums_range()
583 		size = btrfs_item_size(leaf, path->slots[0]);  in btrfs_lookup_csums_range()
764 	struct extent_buffer *leaf;  in truncate_one_csum()  local
770 	leaf = path->nodes[0];  in truncate_one_csum()
771 	csum_end = btrfs_item_size(leaf, path->slots[0]) / csum_size;  in truncate_one_csum()
817 	struct extent_buffer *leaf;  in btrfs_del_csums()  local
844 		leaf = path->nodes[0];  in btrfs_del_csums()
845 		btrfs_item_key_to_cpu(leaf, &key, path->slots[0]);  in btrfs_del_csums()
855 		csum_end = btrfs_item_size(leaf, path->slots[0]) / csum_size;  in btrfs_del_csums()
878 					btrfs_item_key_to_cpu(leaf, &pk, slot);  in btrfs_del_csums()
923 			item_offset = btrfs_item_ptr_offset(leaf,  in btrfs_del_csums()
926 			memzero_extent_buffer(leaf, item_offset + offset,  in btrfs_del_csums()
994 	struct extent_buffer *leaf = NULL;  in btrfs_csum_file_blocks()  local
1019 		leaf = path->nodes[0];  in btrfs_csum_file_blocks()
1020 		item_end = btrfs_item_ptr(leaf, path->slots[0],  in btrfs_csum_file_blocks()
1023 			   btrfs_item_size(leaf, path->slots[0]));  in btrfs_csum_file_blocks()
1033 		leaf = path->nodes[0];  in btrfs_csum_file_blocks()
1034 		item_size = btrfs_item_size(leaf, path->slots[0]);  in btrfs_csum_file_blocks()
1059 	if (btrfs_leaf_free_space(leaf) >= csum_size) {  in btrfs_csum_file_blocks()
1060 		btrfs_item_key_to_cpu(leaf, &found_key, path->slots[0]);  in btrfs_csum_file_blocks()
1080 	leaf = path->nodes[0];  in btrfs_csum_file_blocks()
1081 	btrfs_item_key_to_cpu(leaf, &found_key, path->slots[0]);  in btrfs_csum_file_blocks()
1091 	if (csum_offset == btrfs_item_size(leaf, path->slots[0]) /  in btrfs_csum_file_blocks()
1146 		diff = diff - btrfs_item_size(leaf, path->slots[0]);  in btrfs_csum_file_blocks()
1147 		diff = min_t(u32, btrfs_leaf_free_space(leaf), diff);  in btrfs_csum_file_blocks()
1179 	leaf = path->nodes[0];  in btrfs_csum_file_blocks()
1181 	item = btrfs_item_ptr(leaf, path->slots[0], struct btrfs_csum_item);  in btrfs_csum_file_blocks()
1183 				      btrfs_item_size(leaf, path->slots[0]));  in btrfs_csum_file_blocks()
1191 	write_extent_buffer(leaf, sums->sums + index, (unsigned long)item,  in btrfs_csum_file_blocks()
1217 	struct extent_buffer *leaf = path->nodes[0];  in btrfs_extent_item_to_extent_map()  local
1222 	u8 type = btrfs_file_extent_type(leaf, fi);  in btrfs_extent_item_to_extent_map()
1223 	int compress_type = btrfs_file_extent_compression(leaf, fi);  in btrfs_extent_item_to_extent_map()
1225 	btrfs_item_key_to_cpu(leaf, &key, slot);  in btrfs_extent_item_to_extent_map()
1228 	em->ram_bytes = btrfs_file_extent_ram_bytes(leaf, fi);  in btrfs_extent_item_to_extent_map()
1229 	em->generation = btrfs_file_extent_generation(leaf, fi);  in btrfs_extent_item_to_extent_map()
1235 			btrfs_file_extent_offset(leaf, fi);  in btrfs_extent_item_to_extent_map()
1236 		em->orig_block_len = btrfs_file_extent_disk_num_bytes(leaf, fi);  in btrfs_extent_item_to_extent_map()
1237 		bytenr = btrfs_file_extent_disk_bytenr(leaf, fi);  in btrfs_extent_item_to_extent_map()
1248 			bytenr += btrfs_file_extent_offset(leaf, fi);  in btrfs_extent_item_to_extent_map()
1283 	const struct extent_buffer *leaf = path->nodes[0];  in btrfs_file_extent_end()  local
1289 	btrfs_item_key_to_cpu(leaf, &key, slot);  in btrfs_file_extent_end()
1291 	fi = btrfs_item_ptr(leaf, slot, struct btrfs_file_extent_item);  in btrfs_file_extent_end()
1293 	if (btrfs_file_extent_type(leaf, fi) == BTRFS_FILE_EXTENT_INLINE) {  in btrfs_file_extent_end()
1294 		end = btrfs_file_extent_ram_bytes(leaf, fi);  in btrfs_file_extent_end()
1295 		end = ALIGN(key.offset + end, leaf->fs_info->sectorsize);  in btrfs_file_extent_end()
1297 		end = key.offset + btrfs_file_extent_num_bytes(leaf, fi);  in btrfs_file_extent_end()