897 		struct block_device *bdev, block_t lstart,  in __create_discard_cmd()  argument
911 	dc->lstart = lstart;  in __create_discard_cmd()
929 				struct block_device *bdev, block_t lstart,  in __attach_discard_cmd()  argument
937 	dc = __create_discard_cmd(sbi, bdev, lstart, start, len);  in __attach_discard_cmd()
984 			dc->lstart, dc->start, dc->len, dc->error);  in __remove_discard_cmd()
1077 				struct block_device *bdev, block_t lstart,
1092 	block_t lstart, start, len, total_len;  in __submit_discard_cmd()  local
1103 	lstart = dc->lstart;  in __submit_discard_cmd()
1164 		__check_sit_bitmap(sbi, lstart, lstart + len);  in __submit_discard_cmd()
1175 		lstart += len;  in __submit_discard_cmd()
1183 		__update_discard_tree_range(sbi, bdev, lstart, start, len);  in __submit_discard_cmd()
1189 				struct block_device *bdev, block_t lstart,  in __insert_discard_tree()  argument
1206 							lstart, &leftmost);  in __insert_discard_tree()
1208 	__attach_discard_cmd(sbi, bdev, lstart, start, len, parent,  in __insert_discard_tree()
1232 	if (blkaddr > di.lstart) {  in __punch_discard_cmd()
1233 		dc->len = blkaddr - dc->lstart;  in __punch_discard_cmd()
1239 	if (blkaddr < di.lstart + di.len - 1) {  in __punch_discard_cmd()
1242 					di.start + blkaddr + 1 - di.lstart,  in __punch_discard_cmd()
1243 					di.lstart + di.len - 1 - blkaddr,  in __punch_discard_cmd()
1246 			dc->lstart++;  in __punch_discard_cmd()
1256 				struct block_device *bdev, block_t lstart,  in __update_discard_tree_range()  argument
1266 	block_t end = lstart + len;  in __update_discard_tree_range()
1269 					NULL, lstart,  in __update_discard_tree_range()
1277 		di.lstart = lstart;  in __update_discard_tree_range()
1278 		di.len = next_dc ? next_dc->lstart - lstart : len;  in __update_discard_tree_range()
1289 			di.lstart = prev_dc->lstart + prev_dc->len;  in __update_discard_tree_range()
1290 			if (di.lstart < lstart)  in __update_discard_tree_range()
1291 				di.lstart = lstart;  in __update_discard_tree_range()
1292 			if (di.lstart >= end)  in __update_discard_tree_range()
1295 			if (!next_dc || next_dc->lstart > end)  in __update_discard_tree_range()
1296 				di.len = end - di.lstart;  in __update_discard_tree_range()
1298 				di.len = next_dc->lstart - di.lstart;  in __update_discard_tree_range()
1299 			di.start = start + di.lstart - lstart;  in __update_discard_tree_range()
1321 			next_dc->di.lstart = di.lstart;  in __update_discard_tree_range()
1332 			__insert_discard_tree(sbi, bdev, di.lstart, di.start,  in __update_discard_tree_range()
1401 		dcc->next_pos = dc->lstart + dc->len;  in __issue_discard_cmd_orderly()
1562 		if (iter->lstart + iter->len <= start || end <= iter->lstart)  in __wait_discard_cmd_range()
2999 	while (dc && dc->lstart <= end) {  in __issue_discard_cmd_range()
3014 			start = dc->lstart + dc->len;  in __issue_discard_cmd_range()