41 			     struct btrfs_root *root,  in btrfs_insert_file_extent()  argument
61 	ret = btrfs_insert_empty_item(trans, root, path, &file_key,  in btrfs_insert_file_extent()
88 		  struct btrfs_root *root,  in btrfs_lookup_csum()  argument
98 	u16 csum_size = btrfs_super_csum_size(root->fs_info->super_copy);  in btrfs_lookup_csum()
104 	ret = btrfs_search_slot(trans, root, &file_key, path, 0, cow);  in btrfs_lookup_csum()
118 				root->fs_info->sb->s_blocksize_bits;  in btrfs_lookup_csum()
140 			     struct btrfs_root *root,  in btrfs_lookup_file_extent()  argument
152 	ret = btrfs_search_slot(trans, root, &file_key, path, ins_len, cow);  in btrfs_lookup_file_extent()
161 static int __btrfs_lookup_bio_sums(struct btrfs_root *root,  in __btrfs_lookup_bio_sums()  argument
179 	u16 csum_size = btrfs_super_csum_size(root->fs_info->super_copy);  in __btrfs_lookup_bio_sums()
238 			item = btrfs_lookup_csum(NULL, root->fs_info->csum_root,  in __btrfs_lookup_bio_sums()
243 				if (BTRFS_I(inode)->root->root_key.objectid ==  in __btrfs_lookup_bio_sums()
249 					btrfs_info(BTRFS_I(inode)->root->fs_info,  in __btrfs_lookup_bio_sums()
265 				root->sectorsize;  in __btrfs_lookup_bio_sums()
274 		diff = diff / root->sectorsize;  in __btrfs_lookup_bio_sums()
295 int btrfs_lookup_bio_sums(struct btrfs_root *root, struct inode *inode,  in btrfs_lookup_bio_sums()  argument
298 	return __btrfs_lookup_bio_sums(root, inode, bio, 0, dst, 0);  in btrfs_lookup_bio_sums()
301 int btrfs_lookup_bio_sums_dio(struct btrfs_root *root, struct inode *inode,  in btrfs_lookup_bio_sums_dio()  argument
304 	return __btrfs_lookup_bio_sums(root, inode, bio, offset, NULL, 1);  in btrfs_lookup_bio_sums_dio()
307 int btrfs_lookup_csums_range(struct btrfs_root *root, u64 start, u64 end,  in btrfs_lookup_csums_range()  argument
320 	u16 csum_size = btrfs_super_csum_size(root->fs_info->super_copy);  in btrfs_lookup_csums_range()
322 	ASSERT(IS_ALIGNED(start, root->sectorsize) &&  in btrfs_lookup_csums_range()
323 	       IS_ALIGNED(end + 1, root->sectorsize));  in btrfs_lookup_csums_range()
339 	ret = btrfs_search_slot(NULL, root, &key, path, 0, 0);  in btrfs_lookup_csums_range()
348 				 root->fs_info->sb->s_blocksize_bits;  in btrfs_lookup_csums_range()
358 			ret = btrfs_next_leaf(root, path);  in btrfs_lookup_csums_range()
376 		csum_end = key.offset + (size / csum_size) * root->sectorsize;  in btrfs_lookup_csums_range()
387 				     MAX_ORDERED_SUM_BYTES(root));  in btrfs_lookup_csums_range()
388 			sums = kzalloc(btrfs_ordered_sum_size(root, size),  in btrfs_lookup_csums_range()
399 				root->fs_info->sb->s_blocksize_bits;  in btrfs_lookup_csums_range()
401 			size >>= root->fs_info->sb->s_blocksize_bits;  in btrfs_lookup_csums_range()
408 			start += root->sectorsize * size;  in btrfs_lookup_csums_range()
426 int btrfs_csum_one_bio(struct btrfs_root *root, struct inode *inode,  in btrfs_csum_one_bio()  argument
440 	sums = kzalloc(btrfs_ordered_sum_size(root, bio->bi_iter.bi_size),  in btrfs_csum_one_bio()
472 			sums = kzalloc(btrfs_ordered_sum_size(root, bytes_left),  in btrfs_csum_one_bio()
516 static noinline void truncate_one_csum(struct btrfs_root *root,  in truncate_one_csum()  argument
522 	u16 csum_size = btrfs_super_csum_size(root->fs_info->super_copy);  in truncate_one_csum()
525 	u32 blocksize_bits = root->fs_info->sb->s_blocksize_bits;  in truncate_one_csum()
529 	csum_end <<= root->fs_info->sb->s_blocksize_bits;  in truncate_one_csum()
541 		btrfs_truncate_item(root, path, new_size, 1);  in truncate_one_csum()
553 		btrfs_truncate_item(root, path, new_size, 0);  in truncate_one_csum()
556 		btrfs_set_item_key_safe(root->fs_info, path, key);  in truncate_one_csum()
567 		    struct btrfs_root *root, u64 bytenr, u64 len)  in btrfs_del_csums()  argument
575 	u16 csum_size = btrfs_super_csum_size(root->fs_info->super_copy);  in btrfs_del_csums()
576 	int blocksize_bits = root->fs_info->sb->s_blocksize_bits;  in btrfs_del_csums()
578 	root = root->fs_info->csum_root;  in btrfs_del_csums()
590 		ret = btrfs_search_slot(trans, root, &key, path, -1, 1);  in btrfs_del_csums()
620 			ret = btrfs_del_item(trans, root, path);  in btrfs_del_csums()
663 			ret = btrfs_split_item(trans, root, path, &key, offset);  in btrfs_del_csums()
665 				btrfs_abort_transaction(trans, root, ret);  in btrfs_del_csums()
671 			truncate_one_csum(root, path, &key, bytenr, len);  in btrfs_del_csums()
684 			   struct btrfs_root *root,  in btrfs_csum_file_blocks()  argument
702 	u16 csum_size = btrfs_super_csum_size(root->fs_info->super_copy);  in btrfs_csum_file_blocks()
715 	item = btrfs_lookup_csum(trans, root, path, bytenr, 1);  in btrfs_csum_file_blocks()
735 		    MAX_CSUM_ITEMS(root, csum_size)) {  in btrfs_csum_file_blocks()
744 			ret = btrfs_next_leaf(root, path);  in btrfs_csum_file_blocks()
767 	ret = btrfs_search_slot(trans, root, &file_key, path,  in btrfs_csum_file_blocks()
781 			root->fs_info->sb->s_blocksize_bits;  in btrfs_csum_file_blocks()
785 	    csum_offset >= MAX_CSUM_ITEMS(root, csum_size)) {  in btrfs_csum_file_blocks()
796 		if (btrfs_leaf_free_space(root, leaf) <  in btrfs_csum_file_blocks()
800 		free_space = btrfs_leaf_free_space(root, leaf) -  in btrfs_csum_file_blocks()
803 		tmp >>= root->fs_info->sb->s_blocksize_bits;  in btrfs_csum_file_blocks()
808 		diff = min(diff, MAX_CSUM_ITEMS(root, csum_size) * csum_size);  in btrfs_csum_file_blocks()
815 		btrfs_extend_item(root, path, diff);  in btrfs_csum_file_blocks()
827 		tmp >>= root->fs_info->sb->s_blocksize_bits;  in btrfs_csum_file_blocks()
829 					 root->fs_info->sb->s_blocksize_bits);  in btrfs_csum_file_blocks()
832 		tmp = min(tmp, (u64)MAX_CSUM_ITEMS(root, csum_size));  in btrfs_csum_file_blocks()
838 	ret = btrfs_insert_empty_item(trans, root, path, &file_key,  in btrfs_csum_file_blocks()
854 		   root->fs_info->sb->s_blocksize_bits;  in btrfs_csum_file_blocks()
862 	total_bytes += ins_size * root->sectorsize;  in btrfs_csum_file_blocks()
885 	struct btrfs_root *root = BTRFS_I(inode)->root;  in btrfs_extent_item_to_extent_map()  local
894 	em->bdev = root->fs_info->fs_devices->latest_bdev;  in btrfs_extent_item_to_extent_map()
905 		extent_end = ALIGN(extent_start + size, root->sectorsize);  in btrfs_extent_item_to_extent_map()
948 		btrfs_err(root->fs_info,  in btrfs_extent_item_to_extent_map()
951 			  root->root_key.objectid);  in btrfs_extent_item_to_extent_map()