sem.c - OpenGrok cross reference for /kernel/linux/linux-5.10/ipc/sem.c

Lines Matching defs:sops
136 	struct sembuf		*sops;	 /* array of pending operations */
139 	bool			alter;	 /* does *sops alter the array? */
140 	bool                    dupsop;	 /* sops on more than one sem_num */
295 		curr = &sma->sems[q->sops[0].sem_num];
386 static inline int sem_lock(struct sem_array *sma, struct sembuf *sops,
408 	idx = array_index_nospec(sops->sem_num, sma->sem_nsems);
425 			return sops->sem_num;
446 		return sops->sem_num;
649 	struct sembuf *sops;
652 	sops = q->sops;
656 	for (sop = sops; sop < sops + nsops; sop++) {
684 	while (sop >= sops) {
705 	while (sop >= sops) {
721 	struct sembuf *sops;
724 	sops = q->sops;
737 	for (sop = sops; sop < sops + nsops; sop++) {
763 	for (sop = sops; sop < sops + nsops; sop++) {
883  * @sops: operations that were performed
891 static int do_smart_wakeup_zero(struct sem_array *sma, struct sembuf *sops,
899 	if (sops) {
901 			int num = sops[i].sem_num;
910 		 * No sops means modified semaphores not known.
984 			do_smart_wakeup_zero(sma, q->sops, q->nsops, wake_q);
998  * @sops: operations that modified the array, may be NULL
1003 static void set_semotime(struct sem_array *sma, struct sembuf *sops)
1005 	if (sops == NULL) {
1008 		sma->sems[sops[0].sem_num].sem_otime =
1016  * @sops: operations that were performed
1027 static void do_smart_update(struct sem_array *sma, struct sembuf *sops, int nsops,
1032 	otime |= do_smart_wakeup_zero(sma, sops, nsops, wake_q);
1038 		if (!sops) {
1040 			 * No sops, thus the modified semaphores are not
1056 				if (sops[i].sem_op > 0) {
1058 							      sops[i].sem_num, wake_q);
1064 		set_semotime(sma, sops);
1989 	struct sembuf *sops = fast_sops, *sop;
2004 		sops = kvmalloc_array(nsops, sizeof(*sops), GFP_KERNEL);
2005 		if (sops == NULL)
2009 	if (copy_from_user(sops, tsops, nsops * sizeof(*tsops))) {
2024 	for (sop = sops; sop < sops + nsops; sop++) {
2077 	error = security_sem_semop(&sma->sem_perm, sops, nsops, alter);
2084 	locknum = sem_lock(sma, sops, nsops);
2105 	queue.sops = sops;
2121 			do_smart_update(sma, sops, nsops, 1, &wake_q);
2123 			set_semotime(sma, sops);
2140 		int idx = array_index_nospec(sops->sem_num, sma->sem_nsems);
2202 		locknum = sem_lock(sma, sops, nsops);
2232 	if (sops != fast_sops)
2233 		kvfree(sops);