Signed-off-by: Mehak Mahajan <mmaha...@nicira.com>
---
include/openflow/openflow-1.0.h | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/include/openflow/openflow-1.0.h b/include/openflow/openflow-1.0.h
index d71b007..97380fa 100644
--- a/include/openflow/openflow-1.0.h
+++ b/include/openflow/openflow-1.0.h
@@ -362,7 +362,8 @@ enum ofp_flow_wildcards {
#define OFP_DL_TYPE_NOT_ETH_TYPE 0x05ff
/* The VLAN id is 12-bits, so we can use the entire 16 bits to indicate
- * special conditions. All ones indicates that no VLAN id was set.
+ * special conditions. All ones indicates that no VLAN id or PCP was set
+ * effectively indicating that 802.1Q header is not present.
*/
#define OFP10_VLAN_NONE 0xffff
--
1.7.2.5
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