986 				struct discard_policy *dpolicy,  in __init_discard_policy()  argument
990 	dpolicy->type = discard_type;  in __init_discard_policy()
991 	dpolicy->sync = true;  in __init_discard_policy()
992 	dpolicy->ordered = false;  in __init_discard_policy()
993 	dpolicy->granularity = granularity;  in __init_discard_policy()
995 	dpolicy->max_requests = DEF_MAX_DISCARD_REQUEST;  in __init_discard_policy()
996 	dpolicy->io_aware_gran = MAX_PLIST_NUM;  in __init_discard_policy()
999 		dpolicy->min_interval = DEF_MIN_DISCARD_ISSUE_TIME;  in __init_discard_policy()
1000 		dpolicy->mid_interval = DEF_MID_DISCARD_ISSUE_TIME;  in __init_discard_policy()
1001 		dpolicy->max_interval = DEF_MAX_DISCARD_ISSUE_TIME;  in __init_discard_policy()
1002 		dpolicy->io_aware = true;  in __init_discard_policy()
1003 		dpolicy->sync = false;  in __init_discard_policy()
1004 		dpolicy->ordered = true;  in __init_discard_policy()
1006 			dpolicy->granularity = 1;  in __init_discard_policy()
1007 			dpolicy->max_interval = DEF_MIN_DISCARD_ISSUE_TIME;  in __init_discard_policy()
1010 		dpolicy->min_interval = DEF_MIN_DISCARD_ISSUE_TIME;  in __init_discard_policy()
1011 		dpolicy->mid_interval = DEF_MID_DISCARD_ISSUE_TIME;  in __init_discard_policy()
1012 		dpolicy->max_interval = DEF_MAX_DISCARD_ISSUE_TIME;  in __init_discard_policy()
1013 		dpolicy->io_aware = false;  in __init_discard_policy()
1015 		dpolicy->io_aware = false;  in __init_discard_policy()
1017 		dpolicy->max_requests = UINT_MAX;  in __init_discard_policy()
1018 		dpolicy->io_aware = false;  in __init_discard_policy()
1027 						struct discard_policy *dpolicy,  in __submit_discard_cmd()  argument
1036 	struct list_head *wait_list = (dpolicy->type == DPOLICY_FSTRIM) ?  in __submit_discard_cmd()
1038 	int flag = dpolicy->sync ? REQ_SYNC : 0;  in __submit_discard_cmd()
1057 	while (total_len && *issued < dpolicy->max_requests && !err) {  in __submit_discard_cmd()
1068 		if (*issued == dpolicy->max_requests)  in __submit_discard_cmd()
1312 					struct discard_policy *dpolicy)  in __issue_discard_cmd_orderly()  argument
1341 		if (dpolicy->io_aware && !is_idle(sbi)) {  in __issue_discard_cmd_orderly()
1347 		err = __submit_discard_cmd(sbi, dpolicy, dc, &issued);  in __issue_discard_cmd_orderly()
1349 		if (issued >= dpolicy->max_requests)  in __issue_discard_cmd_orderly()
1372 					struct discard_policy *dpolicy)  in __issue_discard_cmd()  argument
1382 		if (i + 1 < dpolicy->granularity)  in __issue_discard_cmd()
1385 		if (i + 1 < DEFAULT_DISCARD_GRANULARITY && dpolicy->ordered)  in __issue_discard_cmd()
1386 			return __issue_discard_cmd_orderly(sbi, dpolicy);  in __issue_discard_cmd()
1400 			if (dpolicy->io_aware && i < dpolicy->io_aware_gran &&  in __issue_discard_cmd()
1406 			__submit_discard_cmd(sbi, dpolicy, dc, &issued);  in __issue_discard_cmd()
1408 			if (issued >= dpolicy->max_requests)  in __issue_discard_cmd()
1415 		if (issued >= dpolicy->max_requests || io_interrupted)  in __issue_discard_cmd()
1473 						struct discard_policy *dpolicy,  in __wait_discard_cmd_range()  argument
1477 	struct list_head *wait_list = (dpolicy->type == DPOLICY_FSTRIM) ?  in __wait_discard_cmd_range()
1490 		if (dc->len < dpolicy->granularity)  in __wait_discard_cmd_range()
1514 						struct discard_policy *dpolicy)  in __wait_all_discard_cmd()  argument
1519 	if (dpolicy)  in __wait_all_discard_cmd()
1520 		return __wait_discard_cmd_range(sbi, dpolicy, 0, UINT_MAX);  in __wait_all_discard_cmd()
1571 	struct discard_policy dpolicy;  in f2fs_wait_discard_bios()  local
1574 	__init_discard_policy(sbi, &dpolicy, DPOLICY_UMOUNT,  in f2fs_wait_discard_bios()
1576 	__issue_discard_cmd(sbi, &dpolicy);  in f2fs_wait_discard_bios()
1591 	struct discard_policy dpolicy;  in issue_discard_thread()  local
1598 		__init_discard_policy(sbi, &dpolicy, DPOLICY_BG,  in issue_discard_thread()
1616 			wait_ms = dpolicy.max_interval;  in issue_discard_thread()
1621 			__init_discard_policy(sbi, &dpolicy, DPOLICY_FORCE, 1);  in issue_discard_thread()
1625 		issued = __issue_discard_cmd(sbi, &dpolicy);  in issue_discard_thread()
1627 			__wait_all_discard_cmd(sbi, &dpolicy);  in issue_discard_thread()
1628 			wait_ms = dpolicy.min_interval;  in issue_discard_thread()
1630 			wait_ms = dpolicy.mid_interval;  in issue_discard_thread()
1632 			wait_ms = dpolicy.max_interval;  in issue_discard_thread()
2575 					struct discard_policy *dpolicy,  in __issue_discard_cmd_range()  argument
2608 		if (dc->len < dpolicy->granularity)  in __issue_discard_cmd_range()
2616 		err = __submit_discard_cmd(sbi, dpolicy, dc, &issued);  in __issue_discard_cmd_range()
2618 		if (issued >= dpolicy->max_requests) {  in __issue_discard_cmd_range()
2653 	struct discard_policy dpolicy;  in f2fs_trim_fs()  local
2705 	__init_discard_policy(sbi, &dpolicy, DPOLICY_FSTRIM, cpc.trim_minlen);  in f2fs_trim_fs()
2706 	trimmed = __issue_discard_cmd_range(sbi, &dpolicy,  in f2fs_trim_fs()
2709 	trimmed += __wait_discard_cmd_range(sbi, &dpolicy,  in f2fs_trim_fs()