55 struct backed_block *backed_block_iter_new(struct backed_block_list *bbl)  in backed_block_iter_new()  argument
57 	return bbl->data_blocks;  in backed_block_iter_new()
130 void backed_block_list_destroy(struct backed_block_list *bbl)  in backed_block_list_destroy()  argument
132 	if (bbl->data_blocks) {  in backed_block_list_destroy()
133 		struct backed_block *bb = bbl->data_blocks;  in backed_block_list_destroy()
141 	free(bbl);  in backed_block_list_destroy()
191 static int merge_bb(struct backed_block_list *bbl,  in merge_bb()  argument
209 	block_len = a->len / bbl->block_size; /* rounds down */  in merge_bb()
247 static int queue_bb(struct backed_block_list *bbl, struct backed_block *new_bb)  in queue_bb()  argument
251 	if (bbl->data_blocks == NULL) {  in queue_bb()
252 		bbl->data_blocks = new_bb;  in queue_bb()
256 	if (bbl->data_blocks->block > new_bb->block) {  in queue_bb()
257 		new_bb->next = bbl->data_blocks;  in queue_bb()
258 		bbl->data_blocks = new_bb;  in queue_bb()
265 	if (bbl->last_used && new_bb->block > bbl->last_used->block)  in queue_bb()
266 		bb = bbl->last_used;  in queue_bb()
268 		bb = bbl->data_blocks;  in queue_bb()
269 	bbl->last_used = new_bb;  in queue_bb()
281 	merge_bb(bbl, new_bb, new_bb->next);  in queue_bb()
282 	merge_bb(bbl, bb, new_bb);  in queue_bb()
288 int backed_block_add_fill(struct backed_block_list *bbl, unsigned int fill_val,  in backed_block_add_fill()  argument
302 	return queue_bb(bbl, bb);  in backed_block_add_fill()
306 int backed_block_add_data(struct backed_block_list *bbl, void *data,  in backed_block_add_data()  argument
320 	return queue_bb(bbl, bb);  in backed_block_add_data()
324 int backed_block_add_file(struct backed_block_list *bbl, const char *filename,  in backed_block_add_file()  argument
339 	return queue_bb(bbl, bb);  in backed_block_add_file()
343 int backed_block_add_fd(struct backed_block_list *bbl, int fd, int64_t offset,  in backed_block_add_fd()  argument
358 	return queue_bb(bbl, bb);  in backed_block_add_fd()
361 int backed_block_split(struct backed_block_list *bbl, struct backed_block *bb,  in backed_block_split()  argument
366 	max_len = ALIGN_DOWN(max_len, bbl->block_size);  in backed_block_split()
380 	new_bb->block = bb->block + max_len / bbl->block_size;  in backed_block_split()