dpif: Change dpif API to allow multiple handler threads read upcall.

[sliver-openvswitch.git] / ofproto / ofproto-dpif.c

diff --git a/ofproto/ofproto-dpif.c b/ofproto/ofproto-dpif.c
index af21dff..aa16896 100644 (file)
--- a/ofproto/ofproto-dpif.c
+++ b/ofproto/ofproto-dpif.c
@@ -87,9 +87,7 @@ struct rule_dpif {
      *   - Do include packets and bytes from datapath flows which have not
      *   recently been processed by a revalidator. */
     struct ovs_mutex stats_mutex;
-    uint64_t packet_count OVS_GUARDED;  /* Number of packets received. */
-    uint64_t byte_count OVS_GUARDED;    /* Number of bytes received. */
-    long long int used;                 /* Last used time (msec). */
+    struct dpif_flow_stats stats OVS_GUARDED;
 };
 
 static void rule_get_stats(struct rule *, uint64_t *packets, uint64_t *bytes,
@@ -932,7 +930,7 @@ check_variable_length_userdata(struct dpif_backer *backer)
     ofpbuf_init(&actions, 64);
     start = nl_msg_start_nested(&actions, OVS_ACTION_ATTR_USERSPACE);
     nl_msg_put_u32(&actions, OVS_USERSPACE_ATTR_PID,
-                   dpif_port_get_pid(backer->dpif, ODPP_NONE));
+                   dpif_port_get_pid(backer->dpif, ODPP_NONE, 0));
     nl_msg_put_unspec_zero(&actions, OVS_USERSPACE_ATTR_USERDATA, 4);
     nl_msg_end_nested(&actions, start);
 
@@ -1373,9 +1371,14 @@ type_get_memory_usage(const char *type, struct simap *usage)
 }
 
 static void
-flush(struct ofproto *ofproto OVS_UNUSED)
+flush(struct ofproto *ofproto_)
 {
-    udpif_flush();
+    struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_);
+    struct dpif_backer *backer = ofproto->backer;
+
+    if (backer) {
+        udpif_flush(backer->udpif);
+    }
 }
 
 static void
@@ -2944,7 +2947,7 @@ rule_expire(struct rule_dpif *rule)
         long long int used;
 
         ovs_mutex_lock(&rule->stats_mutex);
-        used = rule->used;
+        used = rule->stats.used;
         ovs_mutex_unlock(&rule->stats_mutex);
 
         if (now > used + idle_timeout * 1000) {
@@ -2997,7 +3000,7 @@ ofproto_dpif_execute_actions(struct ofproto_dpif *ofproto,
     execute.md.tunnel = flow->tunnel;
     execute.md.skb_priority = flow->skb_priority;
     execute.md.pkt_mark = flow->pkt_mark;
-    execute.md.in_port = ofp_port_to_odp_port(ofproto, in_port);
+    execute.md.in_port.odp_port = ofp_port_to_odp_port(ofproto, in_port);
     execute.needs_help = (xout.slow & SLOW_ACTION) != 0;
 
     error = dpif_execute(ofproto->backer->dpif, &execute);
@@ -3012,9 +3015,9 @@ rule_dpif_credit_stats(struct rule_dpif *rule,
                        const struct dpif_flow_stats *stats)
 {
     ovs_mutex_lock(&rule->stats_mutex);
-    rule->packet_count += stats->n_packets;
-    rule->byte_count += stats->n_bytes;
-    rule->used = MAX(rule->used, stats->used);
+    rule->stats.n_packets += stats->n_packets;
+    rule->stats.n_bytes += stats->n_bytes;
+    rule->stats.used = MAX(rule->stats.used, stats->used);
     ovs_mutex_unlock(&rule->stats_mutex);
 }
 
@@ -3180,9 +3183,9 @@ rule_construct(struct rule *rule_)
 {
     struct rule_dpif *rule = rule_dpif_cast(rule_);
     ovs_mutex_init_adaptive(&rule->stats_mutex);
-    rule->packet_count = 0;
-    rule->byte_count = 0;
-    rule->used = rule->up.modified;
+    rule->stats.n_packets = 0;
+    rule->stats.n_bytes = 0;
+    rule->stats.used = rule->up.modified;
     return 0;
 }
 
@@ -3216,9 +3219,9 @@ rule_get_stats(struct rule *rule_, uint64_t *packets, uint64_t *bytes,
     struct rule_dpif *rule = rule_dpif_cast(rule_);
 
     ovs_mutex_lock(&rule->stats_mutex);
-    *packets = rule->packet_count;
-    *bytes = rule->byte_count;
-    *used = rule->used;
+    *packets = rule->stats.n_packets;
+    *bytes = rule->stats.n_bytes;
+    *used = rule->stats.used;
     ovs_mutex_unlock(&rule->stats_mutex);
 }
 
@@ -3248,8 +3251,8 @@ rule_modify_actions(struct rule *rule_, bool reset_counters)
 
     if (reset_counters) {
         ovs_mutex_lock(&rule->stats_mutex);
-        rule->packet_count = 0;
-        rule->byte_count = 0;
+        rule->stats.n_packets = 0;
+        rule->stats.n_bytes = 0;
         ovs_mutex_unlock(&rule->stats_mutex);
     }
 
@@ -3336,6 +3339,7 @@ group_destruct(struct ofgroup *group_)
 static enum ofperr
 group_modify(struct ofgroup *group_, struct ofgroup *victim_)
 {
+    struct ofproto_dpif *ofproto = ofproto_dpif_cast(group_->ofproto);
     struct group_dpif *group = group_dpif_cast(group_);
     struct group_dpif *victim = group_dpif_cast(victim_);
 
@@ -3346,6 +3350,8 @@ group_modify(struct ofgroup *group_, struct ofgroup *victim_)
     group_construct_stats(group);
     ovs_mutex_unlock(&group->stats_mutex);
 
+    ofproto->backer->need_revalidate = REV_FLOW_TABLE;
+
     return 0;
 }
 
@@ -3587,8 +3593,6 @@ trace_format_rule(struct ds *result, int level, const struct rule_dpif *rule)
     ds_put_cstr(result, "OpenFlow actions=");
     ofpacts_format(actions->ofpacts, actions->ofpacts_len, result);
     ds_put_char(result, '\n');
-
-    rule_actions_unref(actions);
 }
 
 static void
@@ -3783,12 +3787,11 @@ parse_flow_and_packet(int argc, const char *argv[],
         if (!packet->size) {
             flow_compose(packet, flow);
         } else {
-            union flow_in_port in_port = flow->in_port;
+            struct pkt_metadata md = PKT_METADATA_INITIALIZER_FLOW(flow);
 
             /* Use the metadata from the flow and the packet argument
              * to reconstruct the flow. */
-            flow_extract(packet, flow->skb_priority, flow->pkt_mark, NULL,
-                         &in_port, flow);
+            flow_extract(packet, &md, flow);
         }
     }
 
@@ -3961,12 +3964,10 @@ ofproto_trace(struct ofproto_dpif *ofproto, const struct flow *flow,
     }
 
     if (rule || ofpacts) {
-        uint16_t tcp_flags;
-
-        tcp_flags = packet ? packet_get_tcp_flags(packet, flow) : 0;
         trace.result = ds;
         trace.flow = *flow;
-        xlate_in_init(&trace.xin, ofproto, flow, rule, tcp_flags, packet);
+        xlate_in_init(&trace.xin, ofproto, flow, rule, ntohs(flow->tcp_flags),
+                      packet);
         if (ofpacts) {
             trace.xin.ofpacts = ofpacts;
             trace.xin.ofpacts_len = ofpacts_len;