X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fplugins%2Fgtpu%2Fgtpu.h;h=05208755d8cffeda1ae69f82e42bdb5e8317314a;hb=bb46324d7ef32b9fe8fb28ece1b92485b6a508de;hp=744d21d426621ae8039d9b197ee9e1e2a8d38b60;hpb=ccd4a6588c6f486f7616286b054a5ac123f5c502;p=vpp.git

diff --git a/src/plugins/gtpu/gtpu.h b/src/plugins/gtpu/gtpu.h
index 744d21d4266..05208755d8c 100644
--- a/src/plugins/gtpu/gtpu.h
+++ b/src/plugins/gtpu/gtpu.h
@@ -55,13 +55,15 @@ typedef struct
 {
   u8 ver_flags;
   u8 type;
-  u16 length;			/* length in octets of the payload */
+  u16 length;			/* length in octets of the data following the fixed part of the header */
   u32 teid;
   u16 sequence;
   u8 pdu_number;
   u8 next_ext_type;
 } gtpu_header_t;
 
+#define GTPU_V1_HDR_LEN   8
+
 #define GTPU_VER_MASK (7<<5)
 #define GTPU_PT_BIT   (1<<4)
 #define GTPU_E_BIT    (1<<2)
@@ -123,6 +125,9 @@ typedef CLIB_PACKED
 
 typedef struct
 {
+  /* Required for pool_get_aligned  */
+  CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
+
   /* Rewrite string */
   u8 *rewrite;
 
@@ -228,7 +233,7 @@ typedef struct
   vnet_main_t *vnet_main;
 } gtpu_main_t;
 
-gtpu_main_t gtpu_main;
+extern gtpu_main_t gtpu_main;
 
 extern vlib_node_registration_t gtpu4_input_node;
 extern vlib_node_registration_t gtpu6_input_node;