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net/mlx5e: Err if asked to mirror a goto chain tc eswitch rule

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Currently we are not supporting this and not err-ing on that either.

For now, just err if asked to do that.

Fixes: bf07aa730a04 ('net/mlx5e: Support offloading tc priorities and chains for eswitch flows')
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Reported-by: Eli Britstein <elibr@mellanox.com>
Reviewed-by: Eli Britstein <elibr@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
This commit is contained in:
Or Gerlitz 2018-12-09 17:03:36 +02:00 committed by Saeed Mahameed
parent e1c15b62b7
commit e88afe759a
1 changed files with 9 additions and 2 deletions
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11
drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
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@ -2966,8 +2966,7 @@ static int parse_tc_fdb_actions(struct mlx5e_priv *priv, struct tcf_exts *exts,
NL_SET_ERR_MSG(extack, "Requested destination chain is out of supported range");
return -EOPNOTSUPP;
}
action |= MLX5_FLOW_CONTEXT_ACTION_FWD_DEST |
MLX5_FLOW_CONTEXT_ACTION_COUNT;
action |= MLX5_FLOW_CONTEXT_ACTION_COUNT;
attr->dest_chain = dest_chain;
continue;
@ -2980,6 +2979,14 @@ static int parse_tc_fdb_actions(struct mlx5e_priv *priv, struct tcf_exts *exts,
if (!actions_match_supported(priv, exts, parse_attr, flow, extack))
return -EOPNOTSUPP;
if (attr->dest_chain) {
if (attr->action & MLX5_FLOW_CONTEXT_ACTION_FWD_DEST) {
NL_SET_ERR_MSG(extack, "Mirroring goto chain rules isn't supported");
return -EOPNOTSUPP;
}
attr->action |= MLX5_FLOW_CONTEXT_ACTION_FWD_DEST;
}
if (attr->mirror_count > 0 && !mlx5_esw_has_fwd_fdb(priv->mdev)) {
NL_SET_ERR_MSG_MOD(extack,
"current firmware doesn't support split rule for port mirroring");