28 	int till_stall_check = READ_ONCE(rcu_cpu_stall_timeout);  in rcu_jiffies_till_stall_check()
72 	return !time_before(j, READ_ONCE(rcu_state.gp_start) + d);  in rcu_gp_might_be_stalled()
142 	rcu_state.n_force_qs_gpstart = READ_ONCE(rcu_state.n_force_qs);  in record_gp_stall_check_time()
161 	if (!READ_ONCE(rcu_kick_kthreads))  in rcu_stall_kick_kthreads()
163 	j = READ_ONCE(rcu_state.jiffies_kick_kthreads);  in rcu_stall_kick_kthreads()
165 	    (rcu_gp_in_progress() || READ_ONCE(rcu_state.gp_flags))) {  in rcu_stall_kick_kthreads()
382 	unsigned long j = jiffies - READ_ONCE(rcu_state.gp_activity);  in rcu_is_gp_kthread_starving()
522 	if (ULONG_CMP_GE(jiffies, READ_ONCE(rcu_state.jiffies_stall)))  in print_other_cpu_stall()
567 	if (ULONG_CMP_GE(jiffies, READ_ONCE(rcu_state.jiffies_stall)))  in print_cpu_stall()
595 	if ((rcu_stall_is_suppressed() && !READ_ONCE(rcu_kick_kthreads)) ||  in check_cpu_stall()
619 	gs1 = READ_ONCE(rcu_state.gp_seq);  in check_cpu_stall()
621 	js = READ_ONCE(rcu_state.jiffies_stall);  in check_cpu_stall()
623 	gps = READ_ONCE(rcu_state.gp_start);  in check_cpu_stall()
625 	gs2 = READ_ONCE(rcu_state.gp_seq);  in check_cpu_stall()
633 	    (READ_ONCE(rnp->qsmask) & rdp->grpmask) &&  in check_cpu_stall()
638 		if (READ_ONCE(rcu_cpu_stall_ftrace_dump))  in check_cpu_stall()
647 		if (READ_ONCE(rcu_cpu_stall_ftrace_dump))  in check_cpu_stall()
670 	struct task_struct *t = READ_ONCE(rcu_state.gp_kthread);  in show_rcu_gp_kthreads()
684 		if (ULONG_CMP_GE(READ_ONCE(rcu_state.gp_seq),  in show_rcu_gp_kthreads()
685 				 READ_ONCE(rnp->gp_seq_needed)))  in show_rcu_gp_kthreads()
694 			if (READ_ONCE(rdp->gpwrap) ||  in show_rcu_gp_kthreads()
695 			    ULONG_CMP_GE(READ_ONCE(rcu_state.gp_seq),  in show_rcu_gp_kthreads()
696 					 READ_ONCE(rdp->gp_seq_needed)))  in show_rcu_gp_kthreads()
726 	    ULONG_CMP_GE(READ_ONCE(rnp_root->gp_seq),  in rcu_check_gp_start_stall()
727 			 READ_ONCE(rnp_root->gp_seq_needed)) ||  in rcu_check_gp_start_stall()
731 	if (time_before(j, READ_ONCE(rcu_state.gp_req_activity) + gpssdelay) ||  in rcu_check_gp_start_stall()
732 	    time_before(j, READ_ONCE(rcu_state.gp_activity) + gpssdelay) ||  in rcu_check_gp_start_stall()
739 	    ULONG_CMP_GE(READ_ONCE(rnp_root->gp_seq),  in rcu_check_gp_start_stall()
740 			 READ_ONCE(rnp_root->gp_seq_needed)) ||  in rcu_check_gp_start_stall()
741 	    time_before(j, READ_ONCE(rcu_state.gp_req_activity) + gpssdelay) ||  in rcu_check_gp_start_stall()
742 	    time_before(j, READ_ONCE(rcu_state.gp_activity) + gpssdelay) ||  in rcu_check_gp_start_stall()
753 	    ULONG_CMP_GE(READ_ONCE(rnp_root->gp_seq),  in rcu_check_gp_start_stall()
754 			 READ_ONCE(rnp_root->gp_seq_needed)) ||  in rcu_check_gp_start_stall()
755 	    time_before(j, READ_ONCE(rcu_state.gp_req_activity) + gpssdelay) ||  in rcu_check_gp_start_stall()
756 	    time_before(j, READ_ONCE(rcu_state.gp_activity) + gpssdelay) ||  in rcu_check_gp_start_stall()