89 	.gp_seq = (0UL - 300UL) << RCU_SEQ_CTR_SHIFT,
232 	return rcu_seq_state(rcu_seq_current(&rcu_state.gp_seq));  in rcu_gp_in_progress()
561 	return READ_ONCE(rcu_state.gp_seq);  in rcu_get_gp_seq()
589 			    unsigned long *gp_seq)  in rcutorture_get_gp_data()  argument
594 		*gp_seq = rcu_seq_current(&rcu_state.gp_seq);  in rcutorture_get_gp_data()
1192 	if (ULONG_CMP_LT(rcu_seq_current(&rdp->gp_seq) + ULONG_MAX / 4,  in rcu_gpnum_ovf()
1193 			 rnp->gp_seq))  in rcu_gpnum_ovf()
1195 	if (ULONG_CMP_LT(rdp->rcu_iw_gp_seq + ULONG_MAX / 4, rnp->gp_seq))  in rcu_gpnum_ovf()
1196 		rdp->rcu_iw_gp_seq = rnp->gp_seq + ULONG_MAX / 4;  in rcu_gpnum_ovf()
1208 		trace_rcu_fqs(rcu_state.name, rdp->gp_seq, rdp->cpu, TPS("dti"));  in dyntick_save_progress_counter()
1237 		trace_rcu_fqs(rcu_state.name, rdp->gp_seq, rdp->cpu, TPS("dti"));  in rcu_implicit_dynticks_qs()
1266 			(long)rnp->gp_seq, (long)rnp->completedqs);  in rcu_implicit_dynticks_qs()
1333 		    !rdp->rcu_iw_pending && rdp->rcu_iw_gp_seq != rnp->gp_seq &&  in rcu_implicit_dynticks_qs()
1336 			rdp->rcu_iw_gp_seq = rnp->gp_seq;  in rcu_implicit_dynticks_qs()
1348 	trace_rcu_future_grace_period(rcu_state.name, READ_ONCE(rnp->gp_seq),  in trace_rcu_this_gp()
1390 		    rcu_seq_started(&rnp->gp_seq, gp_seq_req) ||  in rcu_start_this_gp()
1392 		     rcu_seq_state(rcu_seq_current(&rnp->gp_seq)))) {  in rcu_start_this_gp()
1398 		if (rcu_seq_state(rcu_seq_current(&rnp->gp_seq))) {  in rcu_start_this_gp()
1427 	trace_rcu_grace_period(rcu_state.name, data_race(rcu_state.gp_seq), TPS("newreq"));  in rcu_start_this_gp()
1449 	needmore = ULONG_CMP_LT(rnp->gp_seq, rnp->gp_seq_needed);  in rcu_future_gp_cleanup()
1451 		rnp->gp_seq_needed = rnp->gp_seq; /* Avoid counter wrap. */  in rcu_future_gp_cleanup()
1452 	trace_rcu_this_gp(rnp, rdp, rnp->gp_seq,  in rcu_future_gp_cleanup()
1480 	WRITE_ONCE(rcu_state.gp_wake_seq, READ_ONCE(rcu_state.gp_seq));  in rcu_gp_kthread_wake()
1520 	gp_seq_req = rcu_seq_snap(&rcu_state.gp_seq);  in rcu_accelerate_cbs()
1549 	c = rcu_seq_snap(&rcu_state.gp_seq);  in rcu_accelerate_cbs_unlocked()
1585 	rcu_segcblist_advance(&rdp->cblist, rnp->gp_seq);  in rcu_advance_cbs()
1599 	if (!rcu_seq_state(rcu_seq_current(&rnp->gp_seq)) || !raw_spin_trylock_rcu_node(rnp))  in rcu_advance_cbs_nowake()
1602 	if (rcu_seq_state(rcu_seq_current(&rnp->gp_seq)))  in rcu_advance_cbs_nowake()
1634 	if (rdp->gp_seq == rnp->gp_seq)  in __note_gp_changes()
1638 	if (rcu_seq_completed_gp(rdp->gp_seq, rnp->gp_seq) ||  in __note_gp_changes()
1643 		trace_rcu_grace_period(rcu_state.name, rdp->gp_seq, TPS("cpuend"));  in __note_gp_changes()
1652 	if (rcu_seq_new_gp(rdp->gp_seq, rnp->gp_seq) ||  in __note_gp_changes()
1659 		trace_rcu_grace_period(rcu_state.name, rnp->gp_seq, TPS("cpustart"));  in __note_gp_changes()
1665 	rdp->gp_seq = rnp->gp_seq;  /* Remember new grace-period state. */  in __note_gp_changes()
1681 	if ((rdp->gp_seq == rcu_seq_current(&rnp->gp_seq) &&  in note_gp_changes()
1697 	    !(rcu_seq_ctr(rcu_state.gp_seq) %  in rcu_gp_slow()
1769 	rcu_seq_start(&rcu_state.gp_seq);  in rcu_gp_init()
1770 	ASSERT_EXCLUSIVE_WRITER(rcu_state.gp_seq);  in rcu_gp_init()
1771 	trace_rcu_grace_period(rcu_state.name, rcu_state.gp_seq, TPS("start"));  in rcu_gp_init()
1856 		WRITE_ONCE(rnp->gp_seq, rcu_state.gp_seq);  in rcu_gp_init()
1860 		trace_rcu_grace_period_init(rcu_state.name, rnp->gp_seq,  in rcu_gp_init()
1867 			rcu_report_qs_rnp(mask, rnp, rnp->gp_seq, flags);  in rcu_gp_init()
1969 		trace_rcu_grace_period(rcu_state.name, rcu_state.gp_seq,  in rcu_gp_fqs_loop()
1984 			trace_rcu_grace_period(rcu_state.name, rcu_state.gp_seq,  in rcu_gp_fqs_loop()
1992 			trace_rcu_grace_period(rcu_state.name, rcu_state.gp_seq,  in rcu_gp_fqs_loop()
2003 			trace_rcu_grace_period(rcu_state.name, rcu_state.gp_seq,  in rcu_gp_fqs_loop()
2056 	new_gp_seq = rcu_state.gp_seq;  in rcu_gp_cleanup()
2063 		WRITE_ONCE(rnp->gp_seq, new_gp_seq);  in rcu_gp_cleanup()
2086 	trace_rcu_grace_period(rcu_state.name, rcu_state.gp_seq, TPS("end"));  in rcu_gp_cleanup()
2087 	rcu_seq_end(&rcu_state.gp_seq);  in rcu_gp_cleanup()
2088 	ASSERT_EXCLUSIVE_WRITER(rcu_state.gp_seq);  in rcu_gp_cleanup()
2092 	if (!needgp && ULONG_CMP_LT(rnp->gp_seq, rnp->gp_seq_needed)) {  in rcu_gp_cleanup()
2103 				       rcu_state.gp_seq,  in rcu_gp_cleanup()
2126 			trace_rcu_grace_period(rcu_state.name, rcu_state.gp_seq,  in rcu_gp_kthread()
2140 			trace_rcu_grace_period(rcu_state.name, rcu_state.gp_seq,  in rcu_gp_kthread()
2199 		if ((!(rnp->qsmask & mask) && mask) || rnp->gp_seq != gps) {  in rcu_report_qs_rnp()
2212 		trace_rcu_quiescent_state_report(rcu_state.name, rnp->gp_seq,  in rcu_report_qs_rnp()
2222 		rnp->completedqs = rnp->gp_seq;  in rcu_report_qs_rnp()
2268 	rnp->completedqs = rnp->gp_seq;  in rcu_report_unblock_qs_rnp()
2280 	gps = rnp->gp_seq;  in rcu_report_unblock_qs_rnp()
2303 	if (rdp->cpu_no_qs.b.norm || rdp->gp_seq != rnp->gp_seq ||  in rcu_report_qs_rdp()
2329 		rcu_report_qs_rnp(mask, rnp, rnp->gp_seq, flags);  in rcu_report_qs_rdp()
2383 	trace_rcu_grace_period(rcu_state.name, READ_ONCE(rnp->gp_seq),  in rcutree_dying_cpu()
2671 			rcu_report_qs_rnp(mask, rnp, rnp->gp_seq, flags);  in force_qs_rnp()
3818 	return rcu_seq_snap(&rcu_state.gp_seq);  in get_state_synchronize_rcu()
3837 	unsigned long gp_seq = get_state_synchronize_rcu();  in start_poll_synchronize_rcu()  local
3847 	needwake = rcu_start_this_gp(rnp, rdp, gp_seq);  in start_poll_synchronize_rcu()
3851 	return gp_seq;  in start_poll_synchronize_rcu()
3882 	if (rcu_seq_done(&rcu_state.gp_seq, oldstate)) {  in poll_state_synchronize_rcu()
3959 	if (rcu_seq_current(&rnp->gp_seq) != rdp->gp_seq ||  in rcu_pending()
4156 	rdp->rcu_ofl_gp_seq = rcu_state.gp_seq;  in rcu_boot_init_percpu_data()
4158 	rdp->rcu_onl_gp_seq = rcu_state.gp_seq;  in rcu_boot_init_percpu_data()
4204 	rdp->gp_seq = READ_ONCE(rnp->gp_seq);  in rcutree_prepare_cpu()
4205 	rdp->gp_seq_needed = rdp->gp_seq;  in rcutree_prepare_cpu()
4210 	rdp->rcu_iw_gp_seq = rdp->gp_seq - 1;  in rcutree_prepare_cpu()
4211 	trace_rcu_grace_period(rcu_state.name, rdp->gp_seq, TPS("cpuonl"));  in rcutree_prepare_cpu()
4315 	rdp->rcu_onl_gp_seq = READ_ONCE(rcu_state.gp_seq);  in rcu_cpu_starting()
4322 		rcu_report_qs_rnp(mask, rnp, rnp->gp_seq, flags);  in rcu_cpu_starting()
4363 	rdp->rcu_ofl_gp_seq = READ_ONCE(rcu_state.gp_seq);  in rcu_report_dead()
4367 		rcu_report_qs_rnp(mask, rnp, rnp->gp_seq, flags);  in rcu_report_dead()
4608 			rnp->gp_seq = rcu_state.gp_seq;  in rcu_init_one()
4609 			rnp->gp_seq_needed = rcu_state.gp_seq;  in rcu_init_one()
4610 			rnp->completedqs = rcu_state.gp_seq;  in rcu_init_one()