[dpdk-dev] [PATCH 7/7] net/mlx5: fix errno values for flow engine

Ori Kam orika at mellanox.com
Tue Oct 9 09:53:01 CEST 2018



> -----Original Message-----
> From: Yongseok Koh
> Sent: Monday, October 8, 2018 9:02 PM
> To: Shahaf Shuler <shahafs at mellanox.com>
> Cc: dev at dpdk.org; Yongseok Koh <yskoh at mellanox.com>; Ori Kam
> <orika at mellanox.com>
> Subject: [PATCH 7/7] net/mlx5: fix errno values for flow engine
> 
> Fixes: 4f07e13d6af5 ("net/mlx5: split flow validation to dedicated function")
> Fixes: f7adfffa3de1 ("net/mlx5: add Direct Verbs validation function")
> Fixes: edcdef4e5fe4 ("net/mlx5: add Linux TC flower driver for E-Switch flow")
> Cc: orika at mellanox.com
> 
> Signed-off-by: Yongseok Koh <yskoh at mellanox.com>
> ---
>  drivers/net/mlx5/mlx5_flow.c       | 70 +++++++++++++++++++-------------------
>  drivers/net/mlx5/mlx5_flow_dv.c    |  2 +-
>  drivers/net/mlx5/mlx5_flow_tcf.c   |  8 ++---
>  drivers/net/mlx5/mlx5_flow_verbs.c |  4 +--
>  4 files changed, 42 insertions(+), 42 deletions(-)
> 
> diff --git a/drivers/net/mlx5/mlx5_flow.c b/drivers/net/mlx5/mlx5_flow.c
> index 30aa95f14..ed60c40f9 100644
> --- a/drivers/net/mlx5/mlx5_flow.c
> +++ b/drivers/net/mlx5/mlx5_flow.c
> @@ -452,10 +452,10 @@ mlx5_flow_item_acceptable(const struct
> rte_flow_item *item,
>  		}
>  		ret = memcmp(spec, last, size);
>  		if (ret != 0)
> -			return rte_flow_error_set(error, ENOTSUP,
> +			return rte_flow_error_set(error, EINVAL,
> 
> RTE_FLOW_ERROR_TYPE_ITEM,
>  						  item,
> -						  "range is not supported");
> +						  "range is not valid");
>  	}
>  	return 0;
>  }
> @@ -657,15 +657,15 @@ mlx5_flow_validate_action_flag(uint64_t
> action_flags,
>  {
> 
>  	if (action_flags & MLX5_FLOW_ACTION_DROP)
> -		return rte_flow_error_set(error, ENOTSUP,
> +		return rte_flow_error_set(error, EINVAL,
>  					  RTE_FLOW_ERROR_TYPE_ACTION,
> NULL,
>  					  "can't drop and flag in same flow");
>  	if (action_flags & MLX5_FLOW_ACTION_MARK)
> -		return rte_flow_error_set(error, ENOTSUP,
> +		return rte_flow_error_set(error, EINVAL,
>  					  RTE_FLOW_ERROR_TYPE_ACTION,
> NULL,
>  					  "can't mark and flag in same flow");
>  	if (action_flags & MLX5_FLOW_ACTION_FLAG)
> -		return rte_flow_error_set(error, ENOTSUP,
> +		return rte_flow_error_set(error, EINVAL,
>  					  RTE_FLOW_ERROR_TYPE_ACTION,
> NULL,
>  					  "can't have 2 flag"
>  					  " actions in same flow");
> @@ -704,17 +704,17 @@ mlx5_flow_validate_action_mark(const struct
> rte_flow_action *action,
>  					  "mark id must in 0 <= id < "
> 
> RTE_STR(MLX5_FLOW_MARK_MAX));
>  	if (action_flags & MLX5_FLOW_ACTION_DROP)
> -		return rte_flow_error_set(error, ENOTSUP,
> +		return rte_flow_error_set(error, EINVAL,
>  					  RTE_FLOW_ERROR_TYPE_ACTION,
> NULL,
>  					  "can't drop and mark in same flow");
>  	if (action_flags & MLX5_FLOW_ACTION_FLAG)
> -		return rte_flow_error_set(error, ENOTSUP,
> +		return rte_flow_error_set(error, EINVAL,
>  					  RTE_FLOW_ERROR_TYPE_ACTION,
> NULL,
>  					  "can't flag and mark in same flow");
>  	if (action_flags & MLX5_FLOW_ACTION_MARK)
> -		return rte_flow_error_set(error, ENOTSUP,
> +		return rte_flow_error_set(error, EINVAL,
>  					  RTE_FLOW_ERROR_TYPE_ACTION,
> NULL,
> -					  "can't have 2 flag actions in same"
> +					  "can't have 2 mark actions in same"
>  					  " flow");
>  	return 0;
>  }
> @@ -735,15 +735,15 @@ mlx5_flow_validate_action_drop(uint64_t
> action_flags,
>  			       struct rte_flow_error *error)
>  {
>  	if (action_flags & MLX5_FLOW_ACTION_FLAG)
> -		return rte_flow_error_set(error, ENOTSUP,
> +		return rte_flow_error_set(error, EINVAL,
>  					  RTE_FLOW_ERROR_TYPE_ACTION,
> NULL,
>  					  "can't drop and flag in same flow");
>  	if (action_flags & MLX5_FLOW_ACTION_MARK)
> -		return rte_flow_error_set(error, ENOTSUP,
> +		return rte_flow_error_set(error, EINVAL,
>  					  RTE_FLOW_ERROR_TYPE_ACTION,
> NULL,
>  					  "can't drop and mark in same flow");
>  	if (action_flags & MLX5_FLOW_FATE_ACTIONS)
> -		return rte_flow_error_set(error, ENOTSUP,
> +		return rte_flow_error_set(error, EINVAL,
>  					  RTE_FLOW_ERROR_TYPE_ACTION,
> NULL,
>  					  "can't have 2 fate actions in"
>  					  " same flow");
> @@ -775,7 +775,7 @@ mlx5_flow_validate_action_queue(const struct
> rte_flow_action *action,
>  	const struct rte_flow_action_queue *queue = action->conf;
> 
>  	if (action_flags & MLX5_FLOW_FATE_ACTIONS)
> -		return rte_flow_error_set(error, ENOTSUP,
> +		return rte_flow_error_set(error, EINVAL,
>  					  RTE_FLOW_ERROR_TYPE_ACTION,
> NULL,
>  					  "can't have 2 fate actions in"
>  					  " same flow");
> @@ -818,7 +818,7 @@ mlx5_flow_validate_action_rss(const struct
> rte_flow_action *action,
>  	unsigned int i;
> 
>  	if (action_flags & MLX5_FLOW_FATE_ACTIONS)
> -		return rte_flow_error_set(error, ENOTSUP,
> +		return rte_flow_error_set(error, EINVAL,
>  					  RTE_FLOW_ERROR_TYPE_ACTION,
> NULL,
>  					  "can't have 2 fate actions"
>  					  " in same flow");
> @@ -931,7 +931,7 @@ mlx5_flow_validate_attributes(struct rte_eth_dev
> *dev,
> 
> RTE_FLOW_ERROR_TYPE_ATTR_TRANSFER,
>  					  NULL, "transfer is not supported");
>  	if (!attributes->ingress)
> -		return rte_flow_error_set(error, ENOTSUP,
> +		return rte_flow_error_set(error, EINVAL,
> 
> RTE_FLOW_ERROR_TYPE_ATTR_INGRESS,
>  					  NULL,
>  					  "ingress attribute is mandatory");
> @@ -1017,11 +1017,11 @@ mlx5_flow_validate_item_vlan(const struct
> rte_flow_item *item,
>  					MLX5_FLOW_LAYER_OUTER_VLAN;
> 
>  	if (item_flags & vlanm)
> -		return rte_flow_error_set(error, ENOTSUP,
> +		return rte_flow_error_set(error, EINVAL,
>  					  RTE_FLOW_ERROR_TYPE_ITEM,
> item,
>  					  "VLAN layer already configured");
>  	else if ((item_flags & l34m) != 0)
> -		return rte_flow_error_set(error, ENOTSUP,
> +		return rte_flow_error_set(error, EINVAL,
>  					  RTE_FLOW_ERROR_TYPE_ITEM,
> item,
>  					  "L2 layer cannot follow L3/L4 layer");
>  	if (!mask)
> @@ -1085,7 +1085,7 @@ mlx5_flow_validate_item_ipv4(const struct
> rte_flow_item *item,
>  					  "multiple L3 layers not supported");
>  	else if (item_flags & (tunnel ? MLX5_FLOW_LAYER_INNER_L4 :
>  					MLX5_FLOW_LAYER_OUTER_L4))
> -		return rte_flow_error_set(error, ENOTSUP,
> +		return rte_flow_error_set(error, EINVAL,
>  					  RTE_FLOW_ERROR_TYPE_ITEM,
> item,
>  					  "L3 cannot follow an L4 layer.");
>  	if (!mask)
> @@ -1141,7 +1141,7 @@ mlx5_flow_validate_item_ipv6(const struct
> rte_flow_item *item,
>  					  "multiple L3 layers not supported");
>  	else if (item_flags & (tunnel ? MLX5_FLOW_LAYER_INNER_L4 :
>  					MLX5_FLOW_LAYER_OUTER_L4))
> -		return rte_flow_error_set(error, ENOTSUP,
> +		return rte_flow_error_set(error, EINVAL,
>  					  RTE_FLOW_ERROR_TYPE_ITEM,
> item,
>  					  "L3 cannot follow an L4 layer.");
>  	/*
> @@ -1192,18 +1192,18 @@ mlx5_flow_validate_item_udp(const struct
> rte_flow_item *item,
>  	int ret;
> 
>  	if (target_protocol != 0xff && target_protocol != IPPROTO_UDP)
> -		return rte_flow_error_set(error, ENOTSUP,
> +		return rte_flow_error_set(error, EINVAL,
>  					  RTE_FLOW_ERROR_TYPE_ITEM,
> item,
>  					  "protocol filtering not compatible"
>  					  " with UDP layer");
>  	if (!(item_flags & (tunnel ? MLX5_FLOW_LAYER_INNER_L3 :
>  				     MLX5_FLOW_LAYER_OUTER_L3)))
> -		return rte_flow_error_set(error, ENOTSUP,
> +		return rte_flow_error_set(error, EINVAL,
>  					  RTE_FLOW_ERROR_TYPE_ITEM,
> item,
>  					  "L3 is mandatory to filter on L4");
>  	if (item_flags & (tunnel ? MLX5_FLOW_LAYER_INNER_L4 :
>  				   MLX5_FLOW_LAYER_OUTER_L4))
> -		return rte_flow_error_set(error, ENOTSUP,
> +		return rte_flow_error_set(error, EINVAL,
>  					  RTE_FLOW_ERROR_TYPE_ITEM,
> item,
>  					  "L4 layer is already present");
>  	if (!mask)
> @@ -1243,18 +1243,18 @@ mlx5_flow_validate_item_tcp(const struct
> rte_flow_item *item,
>  	int ret;
> 
>  	if (target_protocol != 0xff && target_protocol != IPPROTO_TCP)
> -		return rte_flow_error_set(error, ENOTSUP,
> +		return rte_flow_error_set(error, EINVAL,
>  					  RTE_FLOW_ERROR_TYPE_ITEM,
> item,
>  					  "protocol filtering not compatible"
>  					  " with TCP layer");
>  	if (!(item_flags & (tunnel ? MLX5_FLOW_LAYER_INNER_L3 :
>  				     MLX5_FLOW_LAYER_OUTER_L3)))
> -		return rte_flow_error_set(error, ENOTSUP,
> +		return rte_flow_error_set(error, EINVAL,
>  					  RTE_FLOW_ERROR_TYPE_ITEM,
> item,
>  					  "L3 is mandatory to filter on L4");
>  	if (item_flags & (tunnel ? MLX5_FLOW_LAYER_INNER_L4 :
>  				   MLX5_FLOW_LAYER_OUTER_L4))
> -		return rte_flow_error_set(error, ENOTSUP,
> +		return rte_flow_error_set(error, EINVAL,
>  					  RTE_FLOW_ERROR_TYPE_ITEM,
> item,
>  					  "L4 layer is already present");
>  	if (!mask)
> @@ -1307,7 +1307,7 @@ mlx5_flow_validate_item_vxlan(const struct
> rte_flow_item *item,
>  	 * https://tools.ietf.org/html/rfc7348
>  	 */
>  	if (!(item_flags & MLX5_FLOW_LAYER_OUTER_L4_UDP))
> -		return rte_flow_error_set(error, ENOTSUP,
> +		return rte_flow_error_set(error, EINVAL,
>  					  RTE_FLOW_ERROR_TYPE_ITEM,
> item,
>  					  "no outer UDP layer found");
>  	if (!mask)
> @@ -1335,11 +1335,11 @@ mlx5_flow_validate_item_vxlan(const struct
> rte_flow_item *item,
>  	 * currently refused.
>  	 */
>  	if (!vlan_id)
> -		return rte_flow_error_set(error, EINVAL,
> +		return rte_flow_error_set(error, ENOTSUP,
>  					  RTE_FLOW_ERROR_TYPE_ITEM,
> item,
>  					  "VXLAN vni cannot be 0");
>  	if (!(item_flags & MLX5_FLOW_LAYER_OUTER))
> -		return rte_flow_error_set(error, EINVAL,
> +		return rte_flow_error_set(error, ENOTSUP,
>  					  RTE_FLOW_ERROR_TYPE_ITEM,
> item,
>  					  "VXLAN tunnel must be fully
> defined");
>  	return 0;
> @@ -1393,7 +1393,7 @@ mlx5_flow_validate_item_vxlan_gpe(const struct
> rte_flow_item *item,
>  	 * https://tools.ietf.org/html/rfc7348
>  	 */
>  	if (!(item_flags & MLX5_FLOW_LAYER_OUTER_L4_UDP))
> -		return rte_flow_error_set(error, ENOTSUP,
> +		return rte_flow_error_set(error, EINVAL,
>  					  RTE_FLOW_ERROR_TYPE_ITEM,
> item,
>  					  "no outer UDP layer found");
>  	if (!mask)
> @@ -1407,7 +1407,7 @@ mlx5_flow_validate_item_vxlan_gpe(const struct
> rte_flow_item *item,
>  		return ret;
>  	if (spec) {
>  		if (spec->protocol)
> -			return rte_flow_error_set(error, EINVAL,
> +			return rte_flow_error_set(error, ENOTSUP,
> 
> RTE_FLOW_ERROR_TYPE_ITEM,
>  						  item,
>  						  "VxLAN-GPE protocol"
> @@ -1426,11 +1426,11 @@ mlx5_flow_validate_item_vxlan_gpe(const struct
> rte_flow_item *item,
>  	 * is currently refused.
>  	 */
>  	if (!vlan_id)
> -		return rte_flow_error_set(error, EINVAL,
> +		return rte_flow_error_set(error, ENOTSUP,
>  					  RTE_FLOW_ERROR_TYPE_ITEM,
> item,
>  					  "VXLAN-GPE vni cannot be 0");
>  	if (!(item_flags & MLX5_FLOW_LAYER_OUTER))
> -		return rte_flow_error_set(error, EINVAL,
> +		return rte_flow_error_set(error, ENOTSUP,
>  					  RTE_FLOW_ERROR_TYPE_ITEM,
> item,
>  					  "VXLAN-GPE tunnel must be fully"
>  					  " defined");
> @@ -1463,7 +1463,7 @@ mlx5_flow_validate_item_gre(const struct
> rte_flow_item *item,
>  	int ret;
> 
>  	if (target_protocol != 0xff && target_protocol != IPPROTO_GRE)
> -		return rte_flow_error_set(error, ENOTSUP,
> +		return rte_flow_error_set(error, EINVAL,
>  					  RTE_FLOW_ERROR_TYPE_ITEM,
> item,
>  					  "protocol filtering not compatible"
>  					  " with this GRE layer");
> @@ -1520,7 +1520,7 @@ mlx5_flow_validate_item_mpls(const struct
> rte_flow_item *item __rte_unused,
>  	int ret;
> 
>  	if (target_protocol != 0xff && target_protocol != IPPROTO_MPLS)
> -		return rte_flow_error_set(error, ENOTSUP,
> +		return rte_flow_error_set(error, EINVAL,
>  					  RTE_FLOW_ERROR_TYPE_ITEM,
> item,
>  					  "protocol filtering not compatible"
>  					  " with MPLS layer");
> @@ -2336,7 +2336,7 @@ mlx5_flow_query_count(struct rte_flow *flow
> __rte_unused,
>  		}
>  		return 0;
>  	}
> -	return rte_flow_error_set(error, ENOTSUP,
> +	return rte_flow_error_set(error, EINVAL,
>  				  RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
>  				  NULL,
>  				  "flow does not have counter");
> diff --git a/drivers/net/mlx5/mlx5_flow_dv.c
> b/drivers/net/mlx5/mlx5_flow_dv.c
> index 2fb1d9ee7..3bb462ceb 100644
> --- a/drivers/net/mlx5/mlx5_flow_dv.c
> +++ b/drivers/net/mlx5/mlx5_flow_dv.c
> @@ -79,7 +79,7 @@ flow_dv_validate_attributes(struct rte_eth_dev *dev,
>  					  NULL,
>  					  "transfer is not supported");
>  	if (!attributes->ingress)
> -		return rte_flow_error_set(error, ENOTSUP,
> +		return rte_flow_error_set(error, EINVAL,
> 
> RTE_FLOW_ERROR_TYPE_ATTR_INGRESS,
>  					  NULL,
>  					  "ingress attribute is mandatory");
> diff --git a/drivers/net/mlx5/mlx5_flow_tcf.c
> b/drivers/net/mlx5/mlx5_flow_tcf.c
> index 0406e84f6..91f6ef678 100644
> --- a/drivers/net/mlx5/mlx5_flow_tcf.c
> +++ b/drivers/net/mlx5/mlx5_flow_tcf.c
> @@ -291,7 +291,7 @@ flow_tcf_item_mask(const struct rte_flow_item *item,
> const void *mask_default,
>  		if (item->last &&
>  		    (((const uint8_t *)item->spec)[i] & mask[i]) !=
>  		    (((const uint8_t *)item->last)[i] & mask[i])) {
> -			rte_flow_error_set(error, ENOTSUP,
> +			rte_flow_error_set(error, EINVAL,
> 
> RTE_FLOW_ERROR_TYPE_ITEM_LAST,
>  					   item->last,
>  					   "range between \"spec\" and
> \"last\""
> @@ -383,7 +383,7 @@ flow_tcf_validate_attributes(const struct rte_flow_attr
> *attr,
>  					  attr,
>  					  "lowest priority level is 0xfffe");
>  	if (!attr->ingress)
> -		return rte_flow_error_set(error, ENOTSUP,
> +		return rte_flow_error_set(error, EINVAL,
> 
> RTE_FLOW_ERROR_TYPE_ATTR_INGRESS,
>  					  attr, "only ingress is supported");
>  	if (attr->egress)
> @@ -655,7 +655,7 @@ flow_tcf_validate(struct rte_eth_dev *dev,
>  		case RTE_FLOW_ACTION_TYPE_PORT_ID:
>  			if (action_flags & MLX5_TCF_FATE_ACTIONS)
>  				return rte_flow_error_set
> -					(error, ENOTSUP,
> +					(error, EINVAL,
>  					 RTE_FLOW_ERROR_TYPE_ACTION,
> actions,
>  					 "can't have multiple fate actions");
>  			conf.port_id = actions->conf;
> @@ -678,7 +678,7 @@ flow_tcf_validate(struct rte_eth_dev *dev,
>  		case RTE_FLOW_ACTION_TYPE_DROP:
>  			if (action_flags & MLX5_TCF_FATE_ACTIONS)
>  				return rte_flow_error_set
> -					(error, ENOTSUP,
> +					(error, EINVAL,
>  					 RTE_FLOW_ERROR_TYPE_ACTION,
> actions,
>  					 "can't have multiple fate actions");
>  			action_flags |= MLX5_FLOW_ACTION_DROP;
> diff --git a/drivers/net/mlx5/mlx5_flow_verbs.c
> b/drivers/net/mlx5/mlx5_flow_verbs.c
> index 3df467214..696447674 100644
> --- a/drivers/net/mlx5/mlx5_flow_verbs.c
> +++ b/drivers/net/mlx5/mlx5_flow_verbs.c
> @@ -948,7 +948,7 @@ flow_verbs_translate_action_count(struct rte_eth_dev
> *dev,
>  		flow->counter = flow_verbs_counter_new(dev, count->shared,
>  						       count->id);
>  		if (!flow->counter)
> -			return rte_flow_error_set(error, ENOTSUP,
> +			return rte_flow_error_set(error, rte_errno,
> 
> RTE_FLOW_ERROR_TYPE_ACTION,
>  						  action,
>  						  "cannot get counter"
> @@ -1094,7 +1094,7 @@ flow_verbs_validate(struct rte_eth_dev *dev,
>  			if (next_protocol != 0xff &&
>  			    next_protocol != IPPROTO_MPLS)
>  				return rte_flow_error_set
> -					(error, ENOTSUP,
> +					(error, EINVAL,
>  					 RTE_FLOW_ERROR_TYPE_ITEM,
> items,
>  					 "protocol filtering not compatible"
>  					 " with MPLS layer");
> --
> 2.11.0

Acked-by: Ori Kam <orika at mellanox.com>

Thanks,
Ori Kam


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