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73 lines
2.7 KiB
73 lines
2.7 KiB
4 years ago
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From a5c1c749cc7431312fdc02460312097395ffef29 Mon Sep 17 00:00:00 2001
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From: Alaa Hleihel <ahleihel@redhat.com>
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Date: Tue, 12 May 2020 10:53:36 -0400
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Subject: [PATCH 130/312] [netdrv] net/mlx5e: Support accept action on nic
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table
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Message-id: <20200512105530.4207-11-ahleihel@redhat.com>
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Patchwork-id: 306882
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Patchwork-instance: patchwork
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O-Subject: [RHEL8.3 BZ 1789382 010/124] net/mlx5e: Support accept action on nic table
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Bugzilla: 1789382
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RH-Acked-by: Tony Camuso <tcamuso@redhat.com>
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RH-Acked-by: Kamal Heib <kheib@redhat.com>
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RH-Acked-by: Jarod Wilson <jarod@redhat.com>
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Bugzilla: http://bugzilla.redhat.com/1789382
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Upstream: v5.6-rc1
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commit 15fc92ec3ad4cfb34218e6b6c38c1355938fe49e
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Author: Tonghao Zhang <xiangxia.m.yue@gmail.com>
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Date: Tue Dec 10 22:49:42 2019 +0800
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net/mlx5e: Support accept action on nic table
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In one case, we may forward packets from one vport
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to others, but only one packets flow will be accepted,
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which destination ip was assign to VF.
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+-----+ +-----+ +-----+
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| VFn | | VF1 | | VF0 | accept
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+--+--+ +--+--+ hairpin +--^--+
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| | <--------------- |
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| | |
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+--+-----------v-+ +--+-------------+
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| eswitch PF1 | | eswitch PF0 |
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+----------------+ +----------------+
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tc filter add dev $PF0 protocol all parent ffff: prio 1 handle 1 \
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flower skip_sw action mirred egress redirect dev $VF0_REP
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tc filter add dev $VF0 protocol ip parent ffff: prio 1 handle 1 \
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flower skip_sw dst_ip $VF0_IP action pass
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tc filter add dev $VF0 protocol all parent ffff: prio 2 handle 2 \
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flower skip_sw action mirred egress redirect dev $VF1
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Signed-off-by: Tonghao Zhang <xiangxia.m.yue@gmail.com>
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Reviewed-by: Mark Bloch <markb@mellanox.com>
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Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
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Signed-off-by: Alaa Hleihel <ahleihel@redhat.com>
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Signed-off-by: Frantisek Hrbata <fhrbata@redhat.com>
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---
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drivers/net/ethernet/mellanox/mlx5/core/en_tc.c | 4 ++++
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1 file changed, 4 insertions(+)
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diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
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index f701d62a86b1..93631f477140 100644
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--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
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+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
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@@ -2831,6 +2831,10 @@ static int parse_tc_nic_actions(struct mlx5e_priv *priv,
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flow_action_for_each(i, act, flow_action) {
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switch (act->id) {
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+ case FLOW_ACTION_ACCEPT:
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+ action |= MLX5_FLOW_CONTEXT_ACTION_FWD_DEST |
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+ MLX5_FLOW_CONTEXT_ACTION_COUNT;
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+ break;
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case FLOW_ACTION_DROP:
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action |= MLX5_FLOW_CONTEXT_ACTION_DROP;
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if (MLX5_CAP_FLOWTABLE(priv->mdev,
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--
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2.13.6
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