62 	struct sw_flow_stats *stats;  in ovs_flow_stats_update()  local
66 	stats = rcu_dereference(flow->stats[cpu]);  in ovs_flow_stats_update()
69 	if (likely(stats)) {  in ovs_flow_stats_update()
70 		spin_lock(&stats->lock);  in ovs_flow_stats_update()
75 		stats = rcu_dereference(flow->stats[0]); /* Pre-allocated. */  in ovs_flow_stats_update()
76 		spin_lock(&stats->lock);  in ovs_flow_stats_update()
88 			    likely(!rcu_access_pointer(flow->stats[cpu]))) {  in ovs_flow_stats_update()
106 					rcu_assign_pointer(flow->stats[cpu],  in ovs_flow_stats_update()
116 	stats->used = jiffies;  in ovs_flow_stats_update()
117 	stats->packet_count++;  in ovs_flow_stats_update()
118 	stats->byte_count += len;  in ovs_flow_stats_update()
119 	stats->tcp_flags |= tcp_flags;  in ovs_flow_stats_update()
121 	spin_unlock(&stats->lock);  in ovs_flow_stats_update()
137 		struct sw_flow_stats *stats = rcu_dereference_ovsl(flow->stats[cpu]);  in ovs_flow_stats_get()  local
139 		if (stats) {  in ovs_flow_stats_get()
143 			spin_lock_bh(&stats->lock);  in ovs_flow_stats_get()
144 			if (!*used || time_after(stats->used, *used))  in ovs_flow_stats_get()
145 				*used = stats->used;  in ovs_flow_stats_get()
146 			*tcp_flags |= stats->tcp_flags;  in ovs_flow_stats_get()
147 			ovs_stats->n_packets += stats->packet_count;  in ovs_flow_stats_get()
148 			ovs_stats->n_bytes += stats->byte_count;  in ovs_flow_stats_get()
149 			spin_unlock_bh(&stats->lock);  in ovs_flow_stats_get()
161 		struct sw_flow_stats *stats = ovsl_dereference(flow->stats[cpu]);  in ovs_flow_stats_clear()  local
163 		if (stats) {  in ovs_flow_stats_clear()
164 			spin_lock_bh(&stats->lock);  in ovs_flow_stats_clear()
165 			stats->used = 0;  in ovs_flow_stats_clear()
166 			stats->packet_count = 0;  in ovs_flow_stats_clear()
167 			stats->byte_count = 0;  in ovs_flow_stats_clear()
168 			stats->tcp_flags = 0;  in ovs_flow_stats_clear()
169 			spin_unlock_bh(&stats->lock);  in ovs_flow_stats_clear()