}
static void
-odp_execute_actions__(void *dp, struct ofpbuf *packet, struct pkt_metadata *,
+odp_execute_actions__(void *dp, struct ofpbuf *packet, bool steal,
+ struct pkt_metadata *,
const struct nlattr *actions, size_t actions_len,
odp_execute_cb dp_execute_action, bool more_actions);
static void
-odp_execute_sample(void *dp, struct ofpbuf *packet, struct pkt_metadata *md,
- const struct nlattr *action,
+odp_execute_sample(void *dp, struct ofpbuf *packet, bool steal,
+ struct pkt_metadata *md, const struct nlattr *action,
odp_execute_cb dp_execute_action, bool more_actions)
{
const struct nlattr *subactions = NULL;
}
}
- odp_execute_actions__(dp, packet, md, nl_attr_get(subactions),
+ odp_execute_actions__(dp, packet, steal, md, nl_attr_get(subactions),
nl_attr_get_size(subactions), dp_execute_action,
more_actions);
}
static void
-odp_execute_actions__(void *dp, struct ofpbuf *packet, struct pkt_metadata *md,
+odp_execute_actions__(void *dp, struct ofpbuf *packet, bool steal,
+ struct pkt_metadata *md,
const struct nlattr *actions, size_t actions_len,
odp_execute_cb dp_execute_action, bool more_actions)
{
case OVS_ACTION_ATTR_OUTPUT:
case OVS_ACTION_ATTR_USERSPACE:
if (dp_execute_action) {
+ bool may_steal;
/* Allow 'dp_execute_action' to steal the packet data if we do
* not need it any more. */
- bool steal = !more_actions && left <= NLA_ALIGN(a->nla_len);
- dp_execute_action(dp, packet, md, a, steal);
+ may_steal = steal && (!more_actions && left <= NLA_ALIGN(a->nla_len));
+ dp_execute_action(dp, packet, md, a, may_steal);
}
break;
case OVS_ACTION_ATTR_PUSH_VLAN: {
const struct ovs_action_push_vlan *vlan = nl_attr_get(a);
- eth_push_vlan(packet, vlan->vlan_tci);
+ eth_push_vlan(packet, htons(ETH_TYPE_VLAN), vlan->vlan_tci);
break;
}
break;
case OVS_ACTION_ATTR_SAMPLE:
- odp_execute_sample(dp, packet, md, a, dp_execute_action,
+ odp_execute_sample(dp, packet, steal, md, a, dp_execute_action,
more_actions || left > NLA_ALIGN(a->nla_len));
break;
}
void
-odp_execute_actions(void *dp, struct ofpbuf *packet, struct pkt_metadata *md,
+odp_execute_actions(void *dp, struct ofpbuf *packet, bool steal,
+ struct pkt_metadata *md,
const struct nlattr *actions, size_t actions_len,
odp_execute_cb dp_execute_action)
{
- odp_execute_actions__(dp, packet, md, actions, actions_len,
+ odp_execute_actions__(dp, packet, steal, md, actions, actions_len,
dp_execute_action, false);
+
+ if (!actions_len && steal) {
+ /* Drop action. */
+ ofpbuf_delete(packet);
+ }
}