Use new method to describe table entries in OpenFlow wire protocol.

[sliver-openvswitch.git] / datapath / table-linear.c

diff --git a/datapath/table-linear.c b/datapath/table-linear.c
index e1274bf..80f07c2 100644 (file)
--- a/datapath/table-linear.c
+++ b/datapath/table-linear.c
@@ -10,7 +10,7 @@
 
 #include <linux/rcupdate.h>
 #include <linux/slab.h>
-#include <linux/list.h>
+#include <linux/rculist.h>
 
 struct sw_table_linear {
        struct sw_table swt;
@@ -28,7 +28,7 @@ static struct sw_flow *table_linear_lookup(struct sw_table *swt,
        struct sw_table_linear *tl = (struct sw_table_linear *) swt;
        struct sw_flow *flow;
        list_for_each_entry_rcu (flow, &tl->flows, node) {
-               if (flow_matches(&flow->key, key))
+               if (flow_matches_1wild(key, &flow->key))
                        return flow;
        }
        return NULL;
@@ -47,8 +47,7 @@ static int table_linear_insert(struct sw_table *swt, struct sw_flow *flow)
        list_for_each_entry (f, &tl->flows, node) {
                if (f->priority == flow->priority
                                && f->key.wildcards == flow->key.wildcards
-                               && flow_matches(&f->key, &flow->key)
-                               && flow_del(f)) {
+                               && flow_matches_2wild(&f->key, &flow->key)) {
                        flow->serial = f->serial;
                        list_replace_rcu(&f->node, &flow->node);
                        list_replace_rcu(&f->iter_node, &flow->iter_node);
@@ -75,13 +74,10 @@ static int table_linear_insert(struct sw_table *swt, struct sw_flow *flow)
 
 static int do_delete(struct sw_table *swt, struct sw_flow *flow) 
 {
-       if (flow_del(flow)) {
-               list_del_rcu(&flow->node);
-               list_del_rcu(&flow->iter_node);
-               flow_deferred_free(flow);
-               return 1;
-       }
-       return 0;
+       list_del_rcu(&flow->node);
+       list_del_rcu(&flow->iter_node);
+       flow_deferred_free(flow);
+       return 1;
 }
 
 static int table_linear_delete(struct sw_table *swt,
@@ -108,10 +104,10 @@ static int table_linear_timeout(struct datapath *dp, struct sw_table *swt)
 
        mutex_lock(&dp_mutex);
        list_for_each_entry (flow, &tl->flows, node) {
-               if (flow_timeout(flow)) {
+               int reason = flow_timeout(flow);
+               if (reason >= 0) {
                        count += do_delete(swt, flow);
-                       if (dp->flags & OFPC_SEND_FLOW_EXP)
-                               dp_send_flow_expired(dp, flow);
+                       dp_send_flow_expired(dp, flow, reason);
                }
        }
        tl->n_flows -= count;
@@ -144,7 +140,8 @@ static int table_linear_iterate(struct sw_table *swt,
 
        start = position->private[0];
        list_for_each_entry (flow, &tl->iter_flows, iter_node) {
-               if (flow->serial >= start && flow_matches(key, &flow->key)) {
+               if (flow->serial >= start
+                   && flow_matches_2wild(key, &flow->key)) {
                        int error = callback(flow, private);
                        if (error) {
                                position->private[0] = flow->serial;
@@ -160,8 +157,10 @@ static void table_linear_stats(struct sw_table *swt,
 {
        struct sw_table_linear *tl = (struct sw_table_linear *) swt;
        stats->name = "linear";
-       stats->n_flows = tl->n_flows;
+       stats->wildcards = OFPFW_ALL;
+       stats->n_flows   = tl->n_flows;
        stats->max_flows = tl->max_flows;
+       stats->n_matched = swt->n_matched;
 }