228 	return READ_ONCE(rnp->qsmaskinitnext);  in rcu_rnp_online_cpus()
238 	return READ_ONCE(rsp->completed) != READ_ONCE(rsp->gpnum);  in rcu_gp_in_progress()
327 		if (READ_ONCE(rdp->mynode->completed) !=  in rcu_momentary_dyntick_idle()
328 		    READ_ONCE(rdp->cond_resched_completed))  in rcu_momentary_dyntick_idle()
549 		*flags = READ_ONCE(rsp->gp_flags);  in rcutorture_get_gp_data()
550 		*gpnum = READ_ONCE(rsp->gpnum);  in rcutorture_get_gp_data()
551 		*completed = READ_ONCE(rsp->completed);  in rcutorture_get_gp_data()
597 	int idx = (READ_ONCE(rnp->completed) + 1) & 0x1;  in rcu_future_needs_gp()
600 	return READ_ONCE(*fp);  in rcu_future_needs_gp()
623 		    ULONG_CMP_LT(READ_ONCE(rsp->completed),  in cpu_needs_another_gp()
1076 		if (ULONG_CMP_LT(READ_ONCE(rdp->gpnum) + ULONG_MAX / 4,  in dyntick_save_progress_counter()
1158 		if (!(READ_ONCE(*rcrmp) & rdp->rsp->flavor_mask)) {  in rcu_implicit_dynticks_qs()
1160 				   READ_ONCE(rdp->mynode->completed));  in rcu_implicit_dynticks_qs()
1163 				   READ_ONCE(*rcrmp) + rdp->rsp->flavor_mask);  in rcu_implicit_dynticks_qs()
1186 	rsp->n_force_qs_gpstart = READ_ONCE(rsp->n_force_qs);  in record_gp_stall_check_time()
1198 	gpa = READ_ONCE(rsp->gp_activity);  in rcu_check_gp_kthread_starvation()
1241 	delta = jiffies - READ_ONCE(rsp->jiffies_stall);  in print_other_cpu_stall()
1281 		if (READ_ONCE(rsp->gpnum) != gpnum ||  in print_other_cpu_stall()
1282 		    READ_ONCE(rsp->completed) == gpnum) {  in print_other_cpu_stall()
1286 			gpa = READ_ONCE(rsp->gp_activity);  in print_other_cpu_stall()
1331 	if (ULONG_CMP_GE(jiffies, READ_ONCE(rsp->jiffies_stall)))  in print_cpu_stall()
1376 	gpnum = READ_ONCE(rsp->gpnum);  in check_cpu_stall()
1378 	js = READ_ONCE(rsp->jiffies_stall);  in check_cpu_stall()
1380 	gps = READ_ONCE(rsp->gp_start);  in check_cpu_stall()
1382 	completed = READ_ONCE(rsp->completed);  in check_cpu_stall()
1389 	    (READ_ONCE(rnp->qsmask) & rdp->grpmask)) {  in check_cpu_stall()
1526 	    READ_ONCE(rnp_root->gpnum) != READ_ONCE(rnp_root->completed)) {  in rcu_start_future_gp()
1611 	    !READ_ONCE(rsp->gp_flags) ||  in rcu_gp_kthread_wake()
1746 	    !unlikely(READ_ONCE(rdp->gpwrap))) {  in __note_gp_changes()
1761 	if (rdp->gpnum != rnp->gpnum || unlikely(READ_ONCE(rdp->gpwrap))) {  in __note_gp_changes()
1786 	if ((rdp->gpnum == READ_ONCE(rnp->gpnum) &&  in note_gp_changes()
1787 	     rdp->completed == READ_ONCE(rnp->completed) &&  in note_gp_changes()
1788 	     !unlikely(READ_ONCE(rdp->gpwrap))) || /* w/out lock. */  in note_gp_changes()
1819 	if (!READ_ONCE(rsp->gp_flags)) {  in rcu_gp_init()
1938 	*gfp = READ_ONCE(rsp->gp_flags);  in rcu_gp_fqs_check_wake()
1943 	if (!READ_ONCE(rnp->qsmask) && !rcu_preempt_blocked_readers_cgp(rnp))  in rcu_gp_fqs_check_wake()
1975 	if (READ_ONCE(rsp->gp_flags) & RCU_GP_FLAG_FQS) {  in rcu_gp_fqs()
1979 			   READ_ONCE(rsp->gp_flags) & ~RCU_GP_FLAG_FQS);  in rcu_gp_fqs()
2052 				       READ_ONCE(rsp->gpnum),  in rcu_gp_cleanup()
2076 					       READ_ONCE(rsp->gpnum),  in rcu_gp_kthread()
2080 						 READ_ONCE(rsp->gp_flags) &  in rcu_gp_kthread()
2090 					       READ_ONCE(rsp->gpnum),  in rcu_gp_kthread()
2106 					       READ_ONCE(rsp->gpnum),  in rcu_gp_kthread()
2114 			if (!READ_ONCE(rnp->qsmask) &&  in rcu_gp_kthread()
2121 						       READ_ONCE(rsp->gpnum),  in rcu_gp_kthread()
2126 						       READ_ONCE(rsp->gpnum),  in rcu_gp_kthread()
2136 						       READ_ONCE(rsp->gpnum),  in rcu_gp_kthread()
2181 	trace_rcu_grace_period(rsp->name, READ_ONCE(rsp->gpnum),  in rcu_start_gp_advanced()
2231 	WRITE_ONCE(rsp->gp_flags, READ_ONCE(rsp->gp_flags) | RCU_GP_FLAG_FQS);  in rcu_report_qs_rsp()
2664 		trace_rcu_batch_end(rsp->name, 0, !!READ_ONCE(rdp->nxtlist),  in rcu_do_batch()
2871 		ret = (READ_ONCE(rsp->gp_flags) & RCU_GP_FLAG_FQS) ||  in force_quiescent_state()
2887 	if (READ_ONCE(rsp->gp_flags) & RCU_GP_FLAG_FQS) {  in force_quiescent_state()
2892 	WRITE_ONCE(rsp->gp_flags, READ_ONCE(rsp->gp_flags) | RCU_GP_FLAG_FQS);  in force_quiescent_state()
2958 	if (unlikely(!READ_ONCE(rcu_scheduler_fully_active)))  in invoke_rcu_callbacks()
3369 	s = (READ_ONCE(*sp) + 3) & ~0x1;  in rcu_seq_snap()
3380 	return ULONG_CMP_GE(READ_ONCE(*sp), s);  in rcu_seq_done()
3415 	int ncpus = READ_ONCE(rsp->ncpus);  in sync_exp_reset_tree_hotplug()
3495 	       READ_ONCE(rnp->expmask) == 0;  in sync_rcu_preempt_exp_done()
3671 	if (!(READ_ONCE(rnp->expmask) & rdp->grpmask) ||  in sync_sched_exp_handler()
3688 	if (!(READ_ONCE(rnp->expmask) & rdp->grpmask))  in sync_sched_exp_online_cleanup()
3911 	if (READ_ONCE(rnp->completed) != rdp->completed) { /* outside lock */  in __rcu_pending()
3917 	if (READ_ONCE(rnp->gpnum) != rdp->gpnum ||  in __rcu_pending()
3918 	    unlikely(READ_ONCE(rdp->gpwrap))) { /* outside lock */  in __rcu_pending()
4075 		} else if (READ_ONCE(rdp->qlen)) {  in _rcu_barrier()
4206 		WRITE_ONCE(rsp->ncpus, READ_ONCE(rsp->ncpus) + 1);  in rcu_init_percpu_data()