nicira-ext: Increase the number of NXM registers to 8.

Requested-by: Amar Padmanabhan <amar@nicira.com>
Signed-off-by: Ethan Jackson <ethan@nicira.com>

NEWS

@@ -2,6 +2,7 @@ post-v1.6.0
 ------------------------
     - kernel modules are renamed. openvswitch_mod.ko is now
       openvswitch.ko and brcompat_mod.ko is now brcompat.ko.
+    - Increased the number of NXM registers to 8.
 
 
 v1.6.0 - xx xxx xxxx

include/openflow/nicira-ext.h

@@ -1565,6 +1565,12 @@ OFP_ASSERT(sizeof(struct nx_action_output_reg) == 24);
 #define NXM_NX_REG3_W     NXM_HEADER_W(0x0001, 3, 4)
 #define NXM_NX_REG4       NXM_HEADER  (0x0001, 4, 4)
 #define NXM_NX_REG4_W     NXM_HEADER_W(0x0001, 4, 4)
+#define NXM_NX_REG5       NXM_HEADER  (0x0001, 5, 4)
+#define NXM_NX_REG5_W     NXM_HEADER_W(0x0001, 5, 4)
+#define NXM_NX_REG6       NXM_HEADER  (0x0001, 6, 4)
+#define NXM_NX_REG6_W     NXM_HEADER_W(0x0001, 6, 4)
+#define NXM_NX_REG7       NXM_HEADER  (0x0001, 7, 4)
+#define NXM_NX_REG7_W     NXM_HEADER_W(0x0001, 7, 4)
 
 /* Tunnel ID.
  *

lib/classifier.c

@@ -491,7 +491,7 @@ cls_rule_format(const struct cls_rule *rule, struct ds *s)
 
     int i;
 
-    BUILD_ASSERT_DECL(FLOW_WC_SEQ == 8);
+    BUILD_ASSERT_DECL(FLOW_WC_SEQ == 9);
 
     if (rule->priority != OFP_DEFAULT_PRIORITY) {
         ds_put_format(s, "priority=%d,", rule->priority);
@@ -1164,7 +1164,7 @@ flow_equal_except(const struct flow *a, const struct flow *b,
     const flow_wildcards_t wc = wildcards->wildcards;
     int i;
 
-    BUILD_ASSERT_DECL(FLOW_WC_SEQ == 8);
+    BUILD_ASSERT_DECL(FLOW_WC_SEQ == 9);
 
     for (i = 0; i < FLOW_N_REGS; i++) {
         if ((a->regs[i] ^ b->regs[i]) & wildcards->reg_masks[i]) {

lib/flow.c

@@ -444,7 +444,7 @@ flow_zero_wildcards(struct flow *flow, const struct flow_wildcards *wildcards)
     const flow_wildcards_t wc = wildcards->wildcards;
     int i;
 
-    BUILD_ASSERT_DECL(FLOW_WC_SEQ == 8);
+    BUILD_ASSERT_DECL(FLOW_WC_SEQ == 9);
 
     for (i = 0; i < FLOW_N_REGS; i++) {
         flow->regs[i] &= wildcards->reg_masks[i];
@@ -507,6 +507,8 @@ flow_zero_wildcards(struct flow *flow, const struct flow_wildcards *wildcards)
 void
 flow_get_metadata(const struct flow *flow, struct flow_metadata *fmd)
 {
+    BUILD_ASSERT_DECL(FLOW_WC_SEQ == 9);
+
     fmd->tun_id = flow->tun_id;
     fmd->tun_id_mask = htonll(UINT64_MAX);
 
@@ -594,7 +596,7 @@ flow_print(FILE *stream, const struct flow *flow)
 void
 flow_wildcards_init_catchall(struct flow_wildcards *wc)
 {
-    BUILD_ASSERT_DECL(FLOW_WC_SEQ == 8);
+    BUILD_ASSERT_DECL(FLOW_WC_SEQ == 9);
 
     wc->wildcards = FWW_ALL;
     wc->tun_id_mask = htonll(0);
@@ -615,7 +617,7 @@ flow_wildcards_init_catchall(struct flow_wildcards *wc)
 void
 flow_wildcards_init_exact(struct flow_wildcards *wc)
 {
-    BUILD_ASSERT_DECL(FLOW_WC_SEQ == 8);
+    BUILD_ASSERT_DECL(FLOW_WC_SEQ == 9);
 
     wc->wildcards = 0;
     wc->tun_id_mask = htonll(UINT64_MAX);
@@ -638,7 +640,7 @@ flow_wildcards_is_exact(const struct flow_wildcards *wc)
 {
     int i;
 
-    BUILD_ASSERT_DECL(FLOW_WC_SEQ == 8);
+    BUILD_ASSERT_DECL(FLOW_WC_SEQ == 9);
 
     if (wc->wildcards
         || wc->tun_id_mask != htonll(UINT64_MAX)
@@ -669,7 +671,7 @@ flow_wildcards_is_catchall(const struct flow_wildcards *wc)
 {
     int i;
 
-    BUILD_ASSERT_DECL(FLOW_WC_SEQ == 8);
+    BUILD_ASSERT_DECL(FLOW_WC_SEQ == 9);
 
     if (wc->wildcards != FWW_ALL
         || wc->tun_id_mask != htonll(0)
@@ -703,7 +705,7 @@ flow_wildcards_combine(struct flow_wildcards *dst,
 {
     int i;
 
-    BUILD_ASSERT_DECL(FLOW_WC_SEQ == 8);
+    BUILD_ASSERT_DECL(FLOW_WC_SEQ == 9);
 
     dst->wildcards = src1->wildcards | src2->wildcards;
     dst->tun_id_mask = src1->tun_id_mask & src2->tun_id_mask;
@@ -728,7 +730,7 @@ flow_wildcards_hash(const struct flow_wildcards *wc, uint32_t basis)
     /* If you change struct flow_wildcards and thereby trigger this
      * assertion, please check that the new struct flow_wildcards has no holes
      * in it before you update the assertion. */
-    BUILD_ASSERT_DECL(sizeof *wc == 60 + FLOW_N_REGS * 4);
+    BUILD_ASSERT_DECL(sizeof *wc == 64 + FLOW_N_REGS * 4);
     return hash_bytes(wc, sizeof *wc, basis);
 }
 
@@ -740,7 +742,7 @@ flow_wildcards_equal(const struct flow_wildcards *a,
 {
     int i;
 
-    BUILD_ASSERT_DECL(FLOW_WC_SEQ == 8);
+    BUILD_ASSERT_DECL(FLOW_WC_SEQ == 9);
 
     if (a->wildcards != b->wildcards
         || a->tun_id_mask != b->tun_id_mask
@@ -772,7 +774,7 @@ flow_wildcards_has_extra(const struct flow_wildcards *a,
     int i;
     struct in6_addr ipv6_masked;
 
-    BUILD_ASSERT_DECL(FLOW_WC_SEQ == 8);
+    BUILD_ASSERT_DECL(FLOW_WC_SEQ == 9);
 
     for (i = 0; i < FLOW_N_REGS; i++) {
         if ((a->reg_masks[i] & b->reg_masks[i]) != b->reg_masks[i]) {

lib/flow.h

@@ -35,9 +35,9 @@ struct ofpbuf;
 /* This sequence number should be incremented whenever anything involving flows
  * or the wildcarding of flows changes.  This will cause build assertion
  * failures in places which likely need to be updated. */
-#define FLOW_WC_SEQ 8
+#define FLOW_WC_SEQ 9
 
-#define FLOW_N_REGS 5
+#define FLOW_N_REGS 8
 BUILD_ASSERT_DECL(FLOW_N_REGS <= NXM_NX_MAX_REGS);
 
 /* Used for struct flow's dl_type member for frames that have no Ethernet
@@ -75,7 +75,7 @@ struct flow {
     uint8_t arp_tha[6];         /* ARP/ND target hardware address. */
     uint8_t nw_ttl;             /* IP TTL/Hop Limit. */
     uint8_t nw_frag;            /* FLOW_FRAG_* flags. */
-    uint8_t reserved[6];        /* Reserved for 64-bit packing. */
+    uint8_t reserved[2];        /* Reserved for 64-bit packing. */
 };
 
 /* Represents the metadata fields of struct flow.  The masks are used to
@@ -94,13 +94,13 @@ struct flow_metadata {
 /* Assert that there are FLOW_SIG_SIZE bytes of significant data in "struct
  * flow", followed by FLOW_PAD_SIZE bytes of padding. */
 #define FLOW_SIG_SIZE (110 + FLOW_N_REGS * 4)
-#define FLOW_PAD_SIZE 6
+#define FLOW_PAD_SIZE 2
 BUILD_ASSERT_DECL(offsetof(struct flow, nw_frag) == FLOW_SIG_SIZE - 1);
 BUILD_ASSERT_DECL(sizeof(((struct flow *)0)->nw_frag) == 1);
 BUILD_ASSERT_DECL(sizeof(struct flow) == FLOW_SIG_SIZE + FLOW_PAD_SIZE);
 
 /* Remember to update FLOW_WC_SEQ when changing 'struct flow'. */
-BUILD_ASSERT_DECL(FLOW_SIG_SIZE == 130 && FLOW_WC_SEQ == 8);
+BUILD_ASSERT_DECL(FLOW_SIG_SIZE == 142 && FLOW_WC_SEQ == 9);
 
 void flow_extract(struct ofpbuf *, uint32_t priority, ovs_be64 tun_id,
                   uint16_t in_port, struct flow *);
@@ -165,7 +165,7 @@ typedef unsigned int OVS_BITWISE flow_wildcards_t;
 #define FWW_ALL         ((OVS_FORCE flow_wildcards_t) (((1 << 13)) - 1))
 
 /* Remember to update FLOW_WC_SEQ when adding or removing FWW_*. */
-BUILD_ASSERT_DECL(FWW_ALL == ((1 << 13) - 1) && FLOW_WC_SEQ == 8);
+BUILD_ASSERT_DECL(FWW_ALL == ((1 << 13) - 1) && FLOW_WC_SEQ == 9);
 
 /* Information on wildcards for a flow, as a supplement to "struct flow".
  *
@@ -183,11 +183,11 @@ struct flow_wildcards {
     ovs_be16 tp_src_mask;       /* 1-bit in each significant tp_src bit. */
     ovs_be16 tp_dst_mask;       /* 1-bit in each significant tp_dst bit. */
     uint8_t nw_frag_mask;       /* 1-bit in each significant nw_frag bit. */
-    uint8_t zeros[1];           /* Padding field set to zero. */
+    uint8_t zeros[5];           /* Padding field set to zero. */
 };
 
 /* Remember to update FLOW_WC_SEQ when updating struct flow_wildcards. */
-BUILD_ASSERT_DECL(sizeof(struct flow_wildcards) == 80 && FLOW_WC_SEQ == 8);
+BUILD_ASSERT_DECL(sizeof(struct flow_wildcards) == 96 && FLOW_WC_SEQ == 9);
 
 void flow_wildcards_init_catchall(struct flow_wildcards *);
 void flow_wildcards_init_exact(struct flow_wildcards *);

lib/meta-flow.c

@@ -91,6 +91,15 @@ static const struct mf_field mf_fields[MFF_N_IDS] = {
     REGISTER(4),
 #endif
 #if FLOW_N_REGS > 5
+    REGISTER(5),
+#endif
+#if FLOW_N_REGS > 6
+    REGISTER(6),
+#endif
+#if FLOW_N_REGS > 7
+    REGISTER(7),
+#endif
+#if FLOW_N_REGS > 8
 #error
 #endif
 
@@ -534,6 +543,15 @@ mf_is_all_wild(const struct mf_field *mf, const struct flow_wildcards *wc)
     case MFF_REG4:
 #endif
 #if FLOW_N_REGS > 5
+    case MFF_REG5:
+#endif
+#if FLOW_N_REGS > 6
+    case MFF_REG6:
+#endif
+#if FLOW_N_REGS > 7
+    case MFF_REG7:
+#endif
+#if FLOW_N_REGS > 8
 #error
 #endif
         return !wc->reg_masks[mf->id - MFF_REG0];
@@ -633,6 +651,15 @@ mf_get_mask(const struct mf_field *mf, const struct flow_wildcards *wc,
     case MFF_REG4:
 #endif
 #if FLOW_N_REGS > 5
+    case MFF_REG5:
+#endif
+#if FLOW_N_REGS > 6
+    case MFF_REG6:
+#endif
+#if FLOW_N_REGS > 7
+    case MFF_REG7:
+#endif
+#if FLOW_N_REGS > 8
 #error
 #endif
         mask->be32 = htonl(wc->reg_masks[mf->id - MFF_REG0]);
@@ -824,6 +851,15 @@ mf_is_value_valid(const struct mf_field *mf, const union mf_value *value)
     case MFF_REG4:
 #endif
 #if FLOW_N_REGS > 5
+    case MFF_REG5:
+#endif
+#if FLOW_N_REGS > 6
+    case MFF_REG6:
+#endif
+#if FLOW_N_REGS > 7
+    case MFF_REG7:
+#endif
+#if FLOW_N_REGS > 8
 #error
 #endif
     case MFF_ETH_SRC:
@@ -909,6 +945,15 @@ mf_get_value(const struct mf_field *mf, const struct flow *flow,
     case MFF_REG4:
 #endif
 #if FLOW_N_REGS > 5
+    case MFF_REG5:
+#endif
+#if FLOW_N_REGS > 6
+    case MFF_REG6:
+#endif
+#if FLOW_N_REGS > 7
+    case MFF_REG7:
+#endif
+#if FLOW_N_REGS > 8
 #error
 #endif
         value->be32 = htonl(flow->regs[mf->id - MFF_REG0]);
@@ -1068,6 +1113,15 @@ mf_set_value(const struct mf_field *mf,
     case MFF_REG4:
 #endif
 #if FLOW_N_REGS > 5
+    case MFF_REG5:
+#endif
+#if FLOW_N_REGS > 6
+    case MFF_REG6:
+#endif
+#if FLOW_N_REGS > 7
+    case MFF_REG7:
+#endif
+#if FLOW_N_REGS > 8
 #error
 #endif
 #if FLOW_N_REGS > 0
@@ -1229,6 +1283,15 @@ mf_set_flow_value(const struct mf_field *mf,
     case MFF_REG4:
 #endif
 #if FLOW_N_REGS > 5
+    case MFF_REG5:
+#endif
+#if FLOW_N_REGS > 6
+    case MFF_REG6:
+#endif
+#if FLOW_N_REGS > 7
+    case MFF_REG7:
+#endif
+#if FLOW_N_REGS > 8
 #error
 #endif
 #if FLOW_N_REGS > 0
@@ -1397,6 +1460,21 @@ mf_set_wild(const struct mf_field *mf, struct cls_rule *rule)
         break;
 #endif
 #if FLOW_N_REGS > 5
+    case MFF_REG5:
+        cls_rule_set_reg_masked(rule, 5, 0, 0);
+        break;
+#endif
+#if FLOW_N_REGS > 6
+    case MFF_REG6:
+        cls_rule_set_reg_masked(rule, 6, 0, 0);
+        break;
+#endif
+#if FLOW_N_REGS > 7
+    case MFF_REG7:
+        cls_rule_set_reg_masked(rule, 7, 0, 0);
+        break;
+#endif
+#if FLOW_N_REGS > 8
 #error
 #endif
 
@@ -1588,6 +1666,15 @@ mf_set(const struct mf_field *mf,
     case MFF_REG4:
 #endif
 #if FLOW_N_REGS > 5
+    case MFF_REG5:
+#endif
+#if FLOW_N_REGS > 6
+    case MFF_REG6:
+#endif
+#if FLOW_N_REGS > 7
+    case MFF_REG7:
+#endif
+#if FLOW_N_REGS > 8
 #error
 #endif
         cls_rule_set_reg_masked(rule, mf->id - MFF_REG0,
@@ -1732,6 +1819,15 @@ mf_random_value(const struct mf_field *mf, union mf_value *value)
     case MFF_REG4:
 #endif
 #if FLOW_N_REGS > 5
+    case MFF_REG5:
+#endif
+#if FLOW_N_REGS > 6
+    case MFF_REG6:
+#endif
+#if FLOW_N_REGS > 7
+    case MFF_REG7:
+#endif
+#if FLOW_N_REGS > 8
 #error
 #endif
     case MFF_ETH_SRC:

lib/meta-flow.h

@@ -50,6 +50,15 @@ enum mf_field_id {
     MFF_REG4,                   /* be32 */
 #endif
 #if FLOW_N_REGS > 5
+    MFF_REG5,                   /* be32 */
+#endif
+#if FLOW_N_REGS > 6
+    MFF_REG6,                   /* be32 */
+#endif
+#if FLOW_N_REGS > 7
+    MFF_REG7,                   /* be32 */
+#endif
+#if FLOW_N_REGS > 8
 #error
 #endif
 

lib/nx-match.c

@@ -471,7 +471,7 @@ nx_put_match(struct ofpbuf *b, const struct cls_rule *cr,
     int match_len;
     int i;
 
-    BUILD_ASSERT_DECL(FLOW_WC_SEQ == 8);
+    BUILD_ASSERT_DECL(FLOW_WC_SEQ == 9);
 
     /* Metadata. */
     if (!(wc & FWW_IN_PORT)) {

lib/nx-match.h

@@ -20,6 +20,7 @@
 #include <stdint.h>
 #include <sys/types.h>
 #include <netinet/in.h>
+#include "flow.h"
 #include "openvswitch/types.h"
 #include "ofp-errors.h"
 
@@ -89,6 +90,7 @@ void nxm_decode(struct mf_subfield *, ovs_be32 header, ovs_be16 ofs_nbits);
 void nxm_decode_discrete(struct mf_subfield *, ovs_be32 header,
                          ovs_be16 ofs, ovs_be16 n_bits);
 
+BUILD_ASSERT_DECL(FLOW_WC_SEQ == 9);
 /* Upper bound on the length of an nx_match.  The longest nx_match (an
  * IPV6 neighbor discovery message using 5 registers) would be:
  *
@@ -116,9 +118,12 @@ void nxm_decode_discrete(struct mf_subfield *, ovs_be32 header,
  *  NXM_NX_REG_W(2)     4       4     4     12
  *  NXM_NX_REG_W(3)     4       4     4     12
  *  NXM_NX_REG_W(4)     4       4     4     12
+ *  NXM_NX_REG_W(5)     4       4     4     12
+ *  NXM_NX_REG_W(6)     4       4     4     12
+ *  NXM_NX_REG_W(7)     4       4     4     12
  *  NXM_NX_TUN_ID_W     4       8     8     20
  *  -------------------------------------------
- *  total                                  275
+ *  total                                  311
  *
  * So this value is conservative.
  */

lib/ofp-util.c

@@ -101,7 +101,7 @@ static const flow_wildcards_t WC_INVARIANTS = 0
 void
 ofputil_wildcard_from_openflow(uint32_t ofpfw, struct flow_wildcards *wc)
 {
-    BUILD_ASSERT_DECL(FLOW_WC_SEQ == 8);
+    BUILD_ASSERT_DECL(FLOW_WC_SEQ == 9);
 
     /* Initialize most of rule->wc. */
     flow_wildcards_init_catchall(wc);
@@ -1166,7 +1166,7 @@ ofputil_usable_protocols(const struct cls_rule *rule)
 {
     const struct flow_wildcards *wc = &rule->wc;
 
-    BUILD_ASSERT_DECL(FLOW_WC_SEQ == 8);
+    BUILD_ASSERT_DECL(FLOW_WC_SEQ == 9);
 
     /* Only NXM supports separately wildcards the Ethernet multicast bit. */
     if (!(wc->wildcards & FWW_DL_DST) != !(wc->wildcards & FWW_ETH_MCAST)) {

tests/ofproto-dpif.at

@@ -23,7 +23,9 @@ OVS_VSWITCHD_START
 AT_DATA([flows.txt], [dnl
 in_port=90                 actions=resubmit:2,resubmit:3,resubmit:4,resubmit:91
 in_port=91                 actions=resubmit:5,resubmit:6,resubmit:7,resubmit:92
-in_port=92                 actions=resubmit:8,resubmit:9,resubmit:10,resubmit:11
+in_port=92                 actions=resubmit:8,resubmit:9,resubmit:10,resubmit:11,resubmit:93
+in_port=93                 actions=resubmit:12,resubmit:13,resubmit:14,resubmit:15
+
 in_port=2                  actions=load:0x000db000->NXM_NX_REG0[[]]
 in_port=3                  actions=load:0xdea->NXM_NX_REG0[[20..31]]
 in_port=4                  actions=load:0xeef->NXM_NX_REG0[[0..11]]
@@ -34,11 +36,17 @@ in_port=8                  actions=move:NXM_NX_REG1[[0..11]]->NXM_NX_REG2[[20..3
 in_port=9,reg0=0xdeadbeef  actions=output:20
 in_port=10,reg1=0xdeadbeef actions=output:21
 in_port=11,reg2=0xeef22dea actions=output:22
+
+dnl Sanilty check all registers
+in_port=12 actions=load:0x10->NXM_NX_REG0[[]],load:0x11->NXM_NX_REG1[[]],load:0x12->NXM_NX_REG2[[]]
+in_port=13 actions=load:0x13->NXM_NX_REG3[[]],load:0x14->NXM_NX_REG4[[]],load:0x15->NXM_NX_REG5[[]]
+in_port=14 actions=load:0x16->NXM_NX_REG6[[]],load:0x17->NXM_NX_REG7[[]]
+in_port=15,reg0=0x10,reg1=0x11,reg2=0x12,reg3=0x13,reg4=0x14,reg5=0x15,reg6=0x16,reg7=0x17 actions=output:33
 ])
 AT_CHECK([ovs-ofctl add-flows br0 flows.txt])
 AT_CHECK([ovs-appctl ofproto/trace br0 'in_port(90),eth(src=50:54:00:00:00:05,dst=50:54:00:00:00:07),eth_type(0x0800),ipv4(src=192.168.0.1,dst=192.168.0.2,proto=1,tos=0,ttl=128,frag=no),icmp(type=8,code=0)'], [0], [stdout])
 AT_CHECK([tail -1 stdout], [0],
-  [Datapath actions: 20,21,22
+  [Datapath actions: 20,21,22,33
 ])
 OVS_VSWITCHD_STOP
 AT_CLEANUP
@@ -87,7 +95,7 @@ AT_CHECK([ovs-ofctl monitor br0 65534 invalid_ttl --detach --pidfile 2> ofctl_mo
 AT_CHECK([ovs-appctl ofproto/trace br0 'in_port(1),eth(src=50:54:00:00:00:05,dst=50:54:00:00:00:07),eth_type(0x0800),ipv4(src=192.168.0.1,dst=192.168.0.2,proto=1,tos=0,ttl=2,frag=no)' -generate], [0], [stdout])
 OVS_WAIT_UNTIL([ovs-appctl -t ovs-ofctl exit])
 AT_CHECK([cat ofctl_monitor.log], [0], [dnl
-NXT_PACKET_IN (xid=0x0): table_id=1 total_len=42 in_port=1 tun_id=0x0 reg0=0x0 reg1=0x0 reg2=0x0 reg3=0x0 reg4=0x0 (via invalid_ttl) data_len=42 (unbuffered)
+NXT_PACKET_IN (xid=0x0): table_id=1 total_len=42 in_port=1 tun_id=0x0 reg0=0x0 reg1=0x0 reg2=0x0 reg3=0x0 reg4=0x0 reg5=0x0 reg6=0x0 reg7=0x0 (via invalid_ttl) data_len=42 (unbuffered)
 priority:0,tunnel:0,in_port:0000,tci(0) mac(50:54:00:00:00:05->50:54:00:00:00:07) type:0800 proto:1 tos:0 ttl:1 ip(192.168.0.1->192.168.0.2)
 ])
 OVS_VSWITCHD_STOP
@@ -309,31 +317,31 @@ done
 
 OVS_WAIT_UNTIL([ovs-appctl -t ovs-ofctl exit])
 AT_CHECK([cat ofctl_monitor.log], [0], [dnl
-NXT_PACKET_IN (xid=0x0): cookie=0x1 total_len=60 in_port=1 tun_id=0x0 reg0=0x0 reg1=0x0 reg2=0x0 reg3=0x0 reg4=0x0 (via action) data_len=60 (unbuffered)
+NXT_PACKET_IN (xid=0x0): cookie=0x1 total_len=60 in_port=1 tun_id=0x0 reg0=0x0 reg1=0x0 reg2=0x0 reg3=0x0 reg4=0x0 reg5=0x0 reg6=0x0 reg7=0x0 (via action) data_len=60 (unbuffered)
 priority:0,tunnel:0,in_port:0000,tci(0) mac(20:22:22:22:22:22->50:54:00:00:00:07) type:0800 proto:6 tos:0 ttl:0 ip(192.168.0.1->192.168.0.2) port(8->11) tcp_csum:0
 dnl
-NXT_PACKET_IN (xid=0x0): table_id=1 cookie=0x3 total_len=64 in_port=1 tun_id=0x0 reg0=0x1 reg1=0x0 reg2=0x0 reg3=0x0 reg4=0x0 (via action) data_len=64 (unbuffered)
+NXT_PACKET_IN (xid=0x0): table_id=1 cookie=0x3 total_len=64 in_port=1 tun_id=0x0 reg0=0x1 reg1=0x0 reg2=0x0 reg3=0x0 reg4=0x0 reg5=0x0 reg6=0x0 reg7=0x0 (via action) data_len=64 (unbuffered)
 priority:0,tunnel:0,in_port:0000,tci(vlan:80,pcp:0) mac(20:22:22:22:22:22->50:54:00:00:00:07) type:0800 proto:6 tos:0 ttl:0 ip(192.168.0.1->192.168.0.2) port(8->11) tcp_csum:0
 dnl
-NXT_PACKET_IN (xid=0x0): table_id=2 cookie=0x4 total_len=64 in_port=1 tun_id=0x0 reg0=0x1 reg1=0x2 reg2=0x0 reg3=0x0 reg4=0x0 (via action) data_len=64 (unbuffered)
+NXT_PACKET_IN (xid=0x0): table_id=2 cookie=0x4 total_len=64 in_port=1 tun_id=0x0 reg0=0x1 reg1=0x2 reg2=0x0 reg3=0x0 reg4=0x0 reg5=0x0 reg6=0x0 reg7=0x0 (via action) data_len=64 (unbuffered)
 priority:0,tunnel:0,in_port:0000,tci(vlan:80,pcp:0) mac(80:81:81:81:81:81->50:54:00:00:00:07) type:0800 proto:6 tos:0 ttl:0 ip(192.168.0.1->192.168.0.2) port(8->11) tcp_csum:0
 dnl
-NXT_PACKET_IN (xid=0x0): table_id=3 cookie=0x5 total_len=64 in_port=1 tun_id=0x0 reg0=0x1 reg1=0x2 reg2=0x3 reg3=0x0 reg4=0x0 (via action) data_len=64 (unbuffered)
+NXT_PACKET_IN (xid=0x0): table_id=3 cookie=0x5 total_len=64 in_port=1 tun_id=0x0 reg0=0x1 reg1=0x2 reg2=0x3 reg3=0x0 reg4=0x0 reg5=0x0 reg6=0x0 reg7=0x0 (via action) data_len=64 (unbuffered)
 priority:0,tunnel:0,in_port:0000,tci(vlan:80,pcp:0) mac(80:81:81:81:81:81->82:82:82:82:82:82) type:0800 proto:6 tos:0 ttl:0 ip(192.168.0.1->192.168.0.2) port(8->11) tcp_csum:0
 dnl
-NXT_PACKET_IN (xid=0x0): table_id=4 cookie=0x6 total_len=64 in_port=1 tun_id=0x0 reg0=0x1 reg1=0x2 reg2=0x3 reg3=0x4 reg4=0x0 (via action) data_len=64 (unbuffered)
+NXT_PACKET_IN (xid=0x0): table_id=4 cookie=0x6 total_len=64 in_port=1 tun_id=0x0 reg0=0x1 reg1=0x2 reg2=0x3 reg3=0x4 reg4=0x0 reg5=0x0 reg6=0x0 reg7=0x0 (via action) data_len=64 (unbuffered)
 priority:0,tunnel:0,in_port:0000,tci(vlan:80,pcp:0) mac(80:81:81:81:81:81->82:82:82:82:82:82) type:0800 proto:6 tos:0 ttl:0 ip(83.83.83.83->192.168.0.2) port(8->11) tcp_csum:1a03
 dnl
-NXT_PACKET_IN (xid=0x0): table_id=5 cookie=0x7 total_len=64 in_port=1 tun_id=0x6 reg0=0x1 reg1=0x2 reg2=0x3 reg3=0x4 reg4=0x5 (via action) data_len=64 (unbuffered)
+NXT_PACKET_IN (xid=0x0): table_id=5 cookie=0x7 total_len=64 in_port=1 tun_id=0x6 reg0=0x1 reg1=0x2 reg2=0x3 reg3=0x4 reg4=0x5 reg5=0x0 reg6=0x0 reg7=0x0 (via action) data_len=64 (unbuffered)
 priority:0,tunnel:0,in_port:0000,tci(vlan:80,pcp:0) mac(80:81:81:81:81:81->82:82:82:82:82:82) type:0800 proto:6 tos:0 ttl:0 ip(83.83.83.83->84.84.84.84) port(8->11) tcp_csum:3205
 dnl
-NXT_PACKET_IN (xid=0x0): table_id=6 cookie=0x8 total_len=64 in_port=1 tun_id=0x6 reg0=0x1 reg1=0x2 reg2=0x3 reg3=0x4 reg4=0x5 (via action) data_len=64 (unbuffered)
+NXT_PACKET_IN (xid=0x0): table_id=6 cookie=0x8 total_len=64 in_port=1 tun_id=0x6 reg0=0x1 reg1=0x2 reg2=0x3 reg3=0x4 reg4=0x5 reg5=0x0 reg6=0x0 reg7=0x0 (via action) data_len=64 (unbuffered)
 priority:0,tunnel:0,in_port:0000,tci(vlan:80,pcp:0) mac(80:81:81:81:81:81->82:82:82:82:82:82) type:0800 proto:6 tos:0 ttl:0 ip(83.83.83.83->84.84.84.84) port(85->11) tcp_csum:31b8
 dnl
-NXT_PACKET_IN (xid=0x0): table_id=7 cookie=0x9 total_len=64 in_port=1 tun_id=0x6 reg0=0x1 reg1=0x2 reg2=0x3 reg3=0x4 reg4=0x5 (via action) data_len=64 (unbuffered)
+NXT_PACKET_IN (xid=0x0): table_id=7 cookie=0x9 total_len=64 in_port=1 tun_id=0x6 reg0=0x1 reg1=0x2 reg2=0x3 reg3=0x4 reg4=0x5 reg5=0x0 reg6=0x0 reg7=0x0 (via action) data_len=64 (unbuffered)
 priority:0,tunnel:0,in_port:0000,tci(vlan:80,pcp:0) mac(80:81:81:81:81:81->82:82:82:82:82:82) type:0800 proto:6 tos:0 ttl:0 ip(83.83.83.83->84.84.84.84) port(85->86) tcp_csum:316d
 dnl
-NXT_PACKET_IN (xid=0x0): table_id=7 cookie=0x9 total_len=64 in_port=1 tun_id=0x6 reg0=0x1 reg1=0x2 reg2=0x3 reg3=0x4 reg4=0x5 (via action) data_len=64 (unbuffered)
+NXT_PACKET_IN (xid=0x0): table_id=7 cookie=0x9 total_len=64 in_port=1 tun_id=0x6 reg0=0x1 reg1=0x2 reg2=0x3 reg3=0x4 reg4=0x5 reg5=0x0 reg6=0x0 reg7=0x0 (via action) data_len=64 (unbuffered)
 priority:0,tunnel:0,in_port:0000,tci(vlan:80,pcp:0) mac(80:81:81:81:81:81->82:82:82:82:82:82) type:0800 proto:6 tos:0 ttl:0 ip(83.83.83.83->84.84.84.84) port(85->86) tcp_csum:316d
 ])
 
@@ -346,31 +354,31 @@ done
 
 OVS_WAIT_UNTIL([ovs-appctl -t ovs-ofctl exit])
 AT_CHECK([cat ofctl_monitor.log], [0], [dnl
-NXT_PACKET_IN (xid=0x0): cookie=0x1 total_len=60 in_port=1 tun_id=0x0 reg0=0x0 reg1=0x0 reg2=0x0 reg3=0x0 reg4=0x0 (via action) data_len=60 (unbuffered)
+NXT_PACKET_IN (xid=0x0): cookie=0x1 total_len=60 in_port=1 tun_id=0x0 reg0=0x0 reg1=0x0 reg2=0x0 reg3=0x0 reg4=0x0 reg5=0x0 reg6=0x0 reg7=0x0 (via action) data_len=60 (unbuffered)
 priority:0,tunnel:0,in_port:0000,tci(0) mac(20:22:22:22:22:22->50:54:00:00:00:07) type:0800 proto:17 tos:0 ttl:0 ip(192.168.0.1->192.168.0.2) port(8->11) udp_csum:1234
 dnl
-NXT_PACKET_IN (xid=0x0): table_id=1 cookie=0x3 total_len=64 in_port=1 tun_id=0x0 reg0=0x1 reg1=0x0 reg2=0x0 reg3=0x0 reg4=0x0 (via action) data_len=64 (unbuffered)
+NXT_PACKET_IN (xid=0x0): table_id=1 cookie=0x3 total_len=64 in_port=1 tun_id=0x0 reg0=0x1 reg1=0x0 reg2=0x0 reg3=0x0 reg4=0x0 reg5=0x0 reg6=0x0 reg7=0x0 (via action) data_len=64 (unbuffered)
 priority:0,tunnel:0,in_port:0000,tci(vlan:80,pcp:0) mac(20:22:22:22:22:22->50:54:00:00:00:07) type:0800 proto:17 tos:0 ttl:0 ip(192.168.0.1->192.168.0.2) port(8->11) udp_csum:1234
 dnl
-NXT_PACKET_IN (xid=0x0): table_id=2 cookie=0x4 total_len=64 in_port=1 tun_id=0x0 reg0=0x1 reg1=0x2 reg2=0x0 reg3=0x0 reg4=0x0 (via action) data_len=64 (unbuffered)
+NXT_PACKET_IN (xid=0x0): table_id=2 cookie=0x4 total_len=64 in_port=1 tun_id=0x0 reg0=0x1 reg1=0x2 reg2=0x0 reg3=0x0 reg4=0x0 reg5=0x0 reg6=0x0 reg7=0x0 (via action) data_len=64 (unbuffered)
 priority:0,tunnel:0,in_port:0000,tci(vlan:80,pcp:0) mac(80:81:81:81:81:81->50:54:00:00:00:07) type:0800 proto:17 tos:0 ttl:0 ip(192.168.0.1->192.168.0.2) port(8->11) udp_csum:1234
 dnl
-NXT_PACKET_IN (xid=0x0): table_id=3 cookie=0x5 total_len=64 in_port=1 tun_id=0x0 reg0=0x1 reg1=0x2 reg2=0x3 reg3=0x0 reg4=0x0 (via action) data_len=64 (unbuffered)
+NXT_PACKET_IN (xid=0x0): table_id=3 cookie=0x5 total_len=64 in_port=1 tun_id=0x0 reg0=0x1 reg1=0x2 reg2=0x3 reg3=0x0 reg4=0x0 reg5=0x0 reg6=0x0 reg7=0x0 (via action) data_len=64 (unbuffered)
 priority:0,tunnel:0,in_port:0000,tci(vlan:80,pcp:0) mac(80:81:81:81:81:81->82:82:82:82:82:82) type:0800 proto:17 tos:0 ttl:0 ip(192.168.0.1->192.168.0.2) port(8->11) udp_csum:1234
 dnl
-NXT_PACKET_IN (xid=0x0): table_id=4 cookie=0x6 total_len=64 in_port=1 tun_id=0x0 reg0=0x1 reg1=0x2 reg2=0x3 reg3=0x4 reg4=0x0 (via action) data_len=64 (unbuffered)
+NXT_PACKET_IN (xid=0x0): table_id=4 cookie=0x6 total_len=64 in_port=1 tun_id=0x0 reg0=0x1 reg1=0x2 reg2=0x3 reg3=0x4 reg4=0x0 reg5=0x0 reg6=0x0 reg7=0x0 (via action) data_len=64 (unbuffered)
 priority:0,tunnel:0,in_port:0000,tci(vlan:80,pcp:0) mac(80:81:81:81:81:81->82:82:82:82:82:82) type:0800 proto:17 tos:0 ttl:0 ip(83.83.83.83->192.168.0.2) port(8->11) udp_csum:2c37
 dnl
-NXT_PACKET_IN (xid=0x0): table_id=5 cookie=0x7 total_len=64 in_port=1 tun_id=0x6 reg0=0x1 reg1=0x2 reg2=0x3 reg3=0x4 reg4=0x5 (via action) data_len=64 (unbuffered)
+NXT_PACKET_IN (xid=0x0): table_id=5 cookie=0x7 total_len=64 in_port=1 tun_id=0x6 reg0=0x1 reg1=0x2 reg2=0x3 reg3=0x4 reg4=0x5 reg5=0x0 reg6=0x0 reg7=0x0 (via action) data_len=64 (unbuffered)
 priority:0,tunnel:0,in_port:0000,tci(vlan:80,pcp:0) mac(80:81:81:81:81:81->82:82:82:82:82:82) type:0800 proto:17 tos:0 ttl:0 ip(83.83.83.83->84.84.84.84) port(8->11) udp_csum:4439
 dnl
-NXT_PACKET_IN (xid=0x0): table_id=6 cookie=0x8 total_len=64 in_port=1 tun_id=0x6 reg0=0x1 reg1=0x2 reg2=0x3 reg3=0x4 reg4=0x5 (via action) data_len=64 (unbuffered)
+NXT_PACKET_IN (xid=0x0): table_id=6 cookie=0x8 total_len=64 in_port=1 tun_id=0x6 reg0=0x1 reg1=0x2 reg2=0x3 reg3=0x4 reg4=0x5 reg5=0x0 reg6=0x0 reg7=0x0 (via action) data_len=64 (unbuffered)
 priority:0,tunnel:0,in_port:0000,tci(vlan:80,pcp:0) mac(80:81:81:81:81:81->82:82:82:82:82:82) type:0800 proto:17 tos:0 ttl:0 ip(83.83.83.83->84.84.84.84) port(85->11) udp_csum:43ec
 dnl
-NXT_PACKET_IN (xid=0x0): table_id=7 cookie=0x9 total_len=64 in_port=1 tun_id=0x6 reg0=0x1 reg1=0x2 reg2=0x3 reg3=0x4 reg4=0x5 (via action) data_len=64 (unbuffered)
+NXT_PACKET_IN (xid=0x0): table_id=7 cookie=0x9 total_len=64 in_port=1 tun_id=0x6 reg0=0x1 reg1=0x2 reg2=0x3 reg3=0x4 reg4=0x5 reg5=0x0 reg6=0x0 reg7=0x0 (via action) data_len=64 (unbuffered)
 priority:0,tunnel:0,in_port:0000,tci(vlan:80,pcp:0) mac(80:81:81:81:81:81->82:82:82:82:82:82) type:0800 proto:17 tos:0 ttl:0 ip(83.83.83.83->84.84.84.84) port(85->86) udp_csum:43a1
 dnl
-NXT_PACKET_IN (xid=0x0): table_id=7 cookie=0x9 total_len=64 in_port=1 tun_id=0x6 reg0=0x1 reg1=0x2 reg2=0x3 reg3=0x4 reg4=0x5 (via action) data_len=64 (unbuffered)
+NXT_PACKET_IN (xid=0x0): table_id=7 cookie=0x9 total_len=64 in_port=1 tun_id=0x6 reg0=0x1 reg1=0x2 reg2=0x3 reg3=0x4 reg4=0x5 reg5=0x0 reg6=0x0 reg7=0x0 (via action) data_len=64 (unbuffered)
 priority:0,tunnel:0,in_port:0000,tci(vlan:80,pcp:0) mac(80:81:81:81:81:81->82:82:82:82:82:82) type:0800 proto:17 tos:0 ttl:0 ip(83.83.83.83->84.84.84.84) port(85->86) udp_csum:43a1
 ])