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net/sched: flower: Add L2TPv3 filter

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Add support for matching on L2TPv3 session ID.
Session ID can be specified only when ip proto was
set to IPPROTO_L2TP.

Example filter:
  # tc filter add dev $PF1 ingress prio 1 protocol ip \
      flower \
        ip_proto l2tp \
        l2tpv3_sid 1234 \
        skip_sw \
      action mirred egress redirect dev $VF1_PR

Acked-by: Guillaume Nault <gnault@redhat.com>
Signed-off-by: Wojciech Drewek <wojciech.drewek@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
This commit is contained in:
Wojciech Drewek 2022-09-08 10:16:42 -07:00 • committed by Paolo Abeni
parent dda2fa08a1
commit 8b189ea08c
2 changed files with 18 additions and 0 deletions
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2
include/uapi/linux/pkt_cls.h
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@ -592,6 +592,8 @@ enum {
TCA_FLOWER_KEY_PPPOE_SID, /* be16 */
TCA_FLOWER_KEY_PPP_PROTO, /* be16 */
TCA_FLOWER_KEY_L2TPV3_SID, /* be32 */
__TCA_FLOWER_MAX,
};