354 			  struct reserve_ticket *ticket)  in remove_ticket()  argument
356 	if (!list_empty(&ticket->list)) {  in remove_ticket()
357 		list_del_init(&ticket->list);  in remove_ticket()
358 		ASSERT(space_info->reclaim_size >= ticket->bytes);  in remove_ticket()
359 		space_info->reclaim_size -= ticket->bytes;  in remove_ticket()
378 		struct reserve_ticket *ticket;  in btrfs_try_granting_tickets()  local
381 		ticket = list_first_entry(head, struct reserve_ticket, list);  in btrfs_try_granting_tickets()
384 		if ((used + ticket->bytes <= space_info->total_bytes) ||  in btrfs_try_granting_tickets()
385 		    btrfs_can_overcommit(fs_info, space_info, ticket->bytes,  in btrfs_try_granting_tickets()
389 							      ticket->bytes);  in btrfs_try_granting_tickets()
390 			remove_ticket(space_info, ticket);  in btrfs_try_granting_tickets()
391 			ticket->bytes = 0;  in btrfs_try_granting_tickets()
393 			wake_up(&ticket->wait);  in btrfs_try_granting_tickets()
576 	struct reserve_ticket *ticket = NULL;  in may_commit_transaction()  local
597 		ticket = list_first_entry(&space_info->priority_tickets,  in may_commit_transaction()
600 		ticket = list_first_entry(&space_info->tickets,  in may_commit_transaction()
602 	if (ticket)  in may_commit_transaction()
603 		bytes_needed = ticket->bytes;  in may_commit_transaction()
820 				  struct reserve_ticket *ticket)  in steal_from_global_rsv()  argument
830 	if (global_rsv->reserved < min_bytes + ticket->bytes) {  in steal_from_global_rsv()
834 	global_rsv->reserved -= ticket->bytes;  in steal_from_global_rsv()
835 	remove_ticket(space_info, ticket);  in steal_from_global_rsv()
836 	ticket->bytes = 0;  in steal_from_global_rsv()
837 	wake_up(&ticket->wait);  in steal_from_global_rsv()
864 	struct reserve_ticket *ticket;  in maybe_fail_all_tickets()  local
875 		ticket = list_first_entry(&space_info->tickets,  in maybe_fail_all_tickets()
878 		if (ticket->steal &&  in maybe_fail_all_tickets()
879 		    steal_from_global_rsv(fs_info, space_info, ticket))  in maybe_fail_all_tickets()
893 			first_ticket_bytes = ticket->bytes;  in maybe_fail_all_tickets()
894 		else if (first_ticket_bytes > ticket->bytes)  in maybe_fail_all_tickets()
899 				   ticket->bytes);  in maybe_fail_all_tickets()
901 		remove_ticket(space_info, ticket);  in maybe_fail_all_tickets()
902 		ticket->error = -ENOSPC;  in maybe_fail_all_tickets()
903 		wake_up(&ticket->wait);  in maybe_fail_all_tickets()
1140 				struct reserve_ticket *ticket,  in priority_reclaim_metadata_space()  argument
1160 		if (ticket->bytes == 0) {  in priority_reclaim_metadata_space()
1170 					struct reserve_ticket *ticket)  in priority_reclaim_data_space()  argument
1175 		if (ticket->bytes == 0) {  in priority_reclaim_data_space()
1185 				struct reserve_ticket *ticket)  in wait_reserve_ticket()  argument
1192 	while (ticket->bytes > 0 && ticket->error == 0) {  in wait_reserve_ticket()
1193 		ret = prepare_to_wait_event(&ticket->wait, &wait, TASK_KILLABLE);  in wait_reserve_ticket()
1203 			remove_ticket(space_info, ticket);  in wait_reserve_ticket()
1204 			ticket->error = -EINTR;  in wait_reserve_ticket()
1211 		finish_wait(&ticket->wait, &wait);  in wait_reserve_ticket()
1229 				 struct reserve_ticket *ticket,  in handle_reserve_ticket()  argument
1238 		wait_reserve_ticket(fs_info, space_info, ticket);  in handle_reserve_ticket()
1241 		priority_reclaim_metadata_space(fs_info, space_info, ticket,  in handle_reserve_ticket()
1246 		priority_reclaim_metadata_space(fs_info, space_info, ticket,  in handle_reserve_ticket()
1251 		priority_reclaim_data_space(fs_info, space_info, ticket);  in handle_reserve_ticket()
1259 	ret = ticket->error;  in handle_reserve_ticket()
1260 	if (ticket->bytes || ticket->error) {  in handle_reserve_ticket()
1268 		if (!list_empty(&ticket->list)) {  in handle_reserve_ticket()
1269 			remove_ticket(space_info, ticket);  in handle_reserve_ticket()
1277 	ASSERT(list_empty(&ticket->list));  in handle_reserve_ticket()
1284 	ASSERT(!(ticket->bytes == 0 && ticket->error));  in handle_reserve_ticket()
1317 	struct reserve_ticket ticket;  in __reserve_bytes()  local
1365 		ticket.bytes = orig_bytes;  in __reserve_bytes()
1366 		ticket.error = 0;  in __reserve_bytes()
1367 		space_info->reclaim_size += ticket.bytes;  in __reserve_bytes()
1368 		init_waitqueue_head(&ticket.wait);  in __reserve_bytes()
1369 		ticket.steal = (flush == BTRFS_RESERVE_FLUSH_ALL_STEAL);  in __reserve_bytes()
1373 			list_add_tail(&ticket.list, &space_info->tickets);  in __reserve_bytes()
1383 			list_add_tail(&ticket.list,  in __reserve_bytes()
1406 	return handle_reserve_ticket(fs_info, space_info, &ticket, flush);  in __reserve_bytes()