X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=lib%2Fcfm.h;h=2556a325b36b9bc396537c79ff18e8a38799edf2;hb=6e492d81450217a5c90cbb4ad31d81b1e611989b;hp=6d23293f7c3ec2fcc59779a1700eeb4166b75f7f;hpb=b93803967e38ee4b65cd1e720decd8dcbb58d04f;p=openvswitch

diff --git a/lib/cfm.h b/lib/cfm.h
index 6d23293f..2556a325 100644
--- a/lib/cfm.h
+++ b/lib/cfm.h
@@ -24,6 +24,8 @@
 struct flow;
 struct ofpbuf;
 
+#define CFM_RANDOM_VLAN UINT16_MAX
+
 #define CFM_FAULT_REASONS                  \
     CFM_FAULT_REASON(RECV, recv)           \
     CFM_FAULT_REASON(RDI, rdi)             \
@@ -51,7 +53,8 @@ struct cfm_settings {
     int interval;               /* The requested transmission interval. */
     bool extended;              /* Run in extended mode. */
     bool opup;                  /* Operational State. */
-    uint16_t ccm_vlan;          /* CCM Vlan tag. Zero if none. */
+    uint16_t ccm_vlan;          /* CCM Vlan tag. Zero if none.
+                                   CFM_RANDOM_VLAN if random. */
     uint8_t ccm_pcp;            /* CCM Priority. Zero if none. */
 };