650 	struct sembuf *sop;  in perform_atomic_semop_slow()  local
659 	for (sop = sops; sop < sops + nsops; sop++) {  in perform_atomic_semop_slow()
660 		int idx = array_index_nospec(sop->sem_num, sma->sem_nsems);  in perform_atomic_semop_slow()
662 		sem_op = sop->sem_op;  in perform_atomic_semop_slow()
674 		if (sop->sem_flg & SEM_UNDO) {  in perform_atomic_semop_slow()
675 			int undo = un->semadj[sop->sem_num] - sem_op;  in perform_atomic_semop_slow()
679 			un->semadj[sop->sem_num] = undo;  in perform_atomic_semop_slow()
685 	sop--;  in perform_atomic_semop_slow()
687 	while (sop >= sops) {  in perform_atomic_semop_slow()
688 		ipc_update_pid(&sma->sems[sop->sem_num].sempid, pid);  in perform_atomic_semop_slow()
689 		sop--;  in perform_atomic_semop_slow()
699 	q->blocking = sop;  in perform_atomic_semop_slow()
701 	if (sop->sem_flg & IPC_NOWAIT)  in perform_atomic_semop_slow()
707 	sop--;  in perform_atomic_semop_slow()
708 	while (sop >= sops) {  in perform_atomic_semop_slow()
709 		sem_op = sop->sem_op;  in perform_atomic_semop_slow()
710 		sma->sems[sop->sem_num].semval -= sem_op;  in perform_atomic_semop_slow()
711 		if (sop->sem_flg & SEM_UNDO)  in perform_atomic_semop_slow()
712 			un->semadj[sop->sem_num] += sem_op;  in perform_atomic_semop_slow()
713 		sop--;  in perform_atomic_semop_slow()
722 	struct sembuf *sop;  in perform_atomic_semop()  local
740 	for (sop = sops; sop < sops + nsops; sop++) {  in perform_atomic_semop()
741 		int idx = array_index_nospec(sop->sem_num, sma->sem_nsems);  in perform_atomic_semop()
744 		sem_op = sop->sem_op;  in perform_atomic_semop()
757 		if (sop->sem_flg & SEM_UNDO) {  in perform_atomic_semop()
758 			int undo = un->semadj[sop->sem_num] - sem_op;  in perform_atomic_semop()
766 	for (sop = sops; sop < sops + nsops; sop++) {  in perform_atomic_semop()
767 		curr = &sma->sems[sop->sem_num];  in perform_atomic_semop()
768 		sem_op = sop->sem_op;  in perform_atomic_semop()
770 		if (sop->sem_flg & SEM_UNDO) {  in perform_atomic_semop()
771 			int undo = un->semadj[sop->sem_num] - sem_op;  in perform_atomic_semop()
773 			un->semadj[sop->sem_num] = undo;  in perform_atomic_semop()
782 	q->blocking = sop;  in perform_atomic_semop()
783 	return sop->sem_flg & IPC_NOWAIT ? -EAGAIN : 1;  in perform_atomic_semop()
1075 	struct sembuf *sop = q->blocking;  in check_qop()  local
1088 	if (sop->sem_num != semnum)  in check_qop()
1091 	if (count_zero && sop->sem_op == 0)  in check_qop()
1093 	if (!count_zero && sop->sem_op < 0)  in check_qop()
1989 	struct sembuf *sop;  in __do_semtimedop()  local
2013 	for (sop = sops; sop < sops + nsops; sop++) {  in __do_semtimedop()
2014 		unsigned long mask = 1ULL << ((sop->sem_num) % BITS_PER_LONG);  in __do_semtimedop()
2016 		if (sop->sem_num >= max)  in __do_semtimedop()
2017 			max = sop->sem_num;  in __do_semtimedop()
2018 		if (sop->sem_flg & SEM_UNDO)  in __do_semtimedop()
2029 		if (sop->sem_op != 0) {  in __do_semtimedop()