[patch iproute2/net-next] tc: add support for TRAP action

@@ -37,6 +37,11 @@ enum {
 #define TC_ACT_QUEUED		5
 #define TC_ACT_REPEAT		6
 #define TC_ACT_REDIRECT		7
+#define TC_ACT_TRAP		8 /* For hw path, this means "trap to cpu",
+				   * for sw path, this is equivalent of
+				   * TC_ACT_STOLEN - drop the skb and act
+				   * like everything is allright.
+				   */
 
 /* There is a special kind of actions called "extended actions",
  * which need a value parameter. These have a local opcode located in

@@ -430,6 +430,8 @@ static const char *action_n2a(int action)
 		return "pipe";
 	case TC_ACT_STOLEN:
 		return "stolen";
+	case TC_ACT_TRAP:
+		return "trap";
 	default:
 		snprintf(buf, 64, "%d", action);
 		buf[63] = '\0';

@@ -462,6 +464,7 @@ static int action_a2n(char *arg, int *result, bool allow_num)
 		{"reclassify", TC_ACT_RECLASSIFY},
 		{"pipe", TC_ACT_PIPE},
 		{"goto", TC_ACT_GOTO_CHAIN},
+		{"trap", TC_ACT_TRAP},
 		{ NULL },
 	}, *iter;