The RSS validation function was missing the verifcation that
if RSS is requested on inner packet, the flow must have tunnel data.
Fixes: 23c1d42c7138 ("net/mlx5: split flow validation to dedicated function")
Cc: sta...@dpdk.org
Signed-off-by: Ori Kam <or...@mellanox.com>
Acked-by: Yongseok Koh <ys...@mellanox.com>
---
v2:
* resend.
---
drivers/net/mlx5/mlx5_flow.c | 9 +++++++++
drivers/net/mlx5/mlx5_flow.h | 1 +
drivers/net/mlx5/mlx5_flow_dv.c | 6 +++---
drivers/net/mlx5/mlx5_flow_verbs.c | 2 +-
4 files changed, 14 insertions(+), 4 deletions(-)
diff --git a/drivers/net/mlx5/mlx5_flow.c b/drivers/net/mlx5/mlx5_flow.c
index 9dc492a..fa32b49 100644
--- a/drivers/net/mlx5/mlx5_flow.c
+++ b/drivers/net/mlx5/mlx5_flow.c
@@ -881,6 +881,8 @@ uint32_t mlx5_flow_adjust_priority(struct rte_eth_dev *dev,
int32_t priority,
* Pointer to the Ethernet device structure.
* @param[in] attr
* Attributes of flow that includes this action.
+ * @param[in] item_flags
+ * Items that were detected.
* @param[out] error
* Pointer to error structure.
*
@@ -892,10 +894,12 @@ uint32_t mlx5_flow_adjust_priority(struct rte_eth_dev
*dev, int32_t priority,
uint64_t action_flags,
struct rte_eth_dev *dev,
const struct rte_flow_attr *attr,
+ uint64_t item_flags,
struct rte_flow_error *error)
{
struct mlx5_priv *priv = dev->data->dev_private;
const struct rte_flow_action_rss *rss = action->conf;
+ int tunnel = !!(item_flags & MLX5_FLOW_LAYER_TUNNEL);
unsigned int i;
if (action_flags & MLX5_FLOW_FATE_ACTIONS)
@@ -964,6 +968,11 @@ uint32_t mlx5_flow_adjust_priority(struct rte_eth_dev
*dev, int32_t priority,
RTE_FLOW_ERROR_TYPE_ATTR_EGRESS, NULL,
"rss action not supported for "
"egress");
+ if (rss->level > 1 && !tunnel)
+ return rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ACTION_CONF, NULL,
+ "inner RSS is not supported for "
+ "non-tunnel flows");
return 0;
}
diff --git a/drivers/net/mlx5/mlx5_flow.h b/drivers/net/mlx5/mlx5_flow.h
index 622e305..9f47fd4 100644
--- a/drivers/net/mlx5/mlx5_flow.h
+++ b/drivers/net/mlx5/mlx5_flow.h
@@ -443,6 +443,7 @@ int mlx5_flow_validate_action_rss(const struct
rte_flow_action *action,
uint64_t action_flags,
struct rte_eth_dev *dev,
const struct rte_flow_attr *attr,
+ uint64_t item_flags,
struct rte_flow_error *error);
int mlx5_flow_validate_attributes(struct rte_eth_dev *dev,
const struct rte_flow_attr *attributes,
diff --git a/drivers/net/mlx5/mlx5_flow_dv.c b/drivers/net/mlx5/mlx5_flow_dv.c
index 52be8b3..9f41583 100644
--- a/drivers/net/mlx5/mlx5_flow_dv.c
+++ b/drivers/net/mlx5/mlx5_flow_dv.c
@@ -1797,7 +1797,6 @@ struct field_modify_info modify_tcp[] = {
uint64_t action_flags = 0;
uint64_t item_flags = 0;
uint64_t last_item = 0;
- int tunnel = 0;
uint8_t next_protocol = 0xff;
int actions_n = 0;
@@ -1807,7 +1806,7 @@ struct field_modify_info modify_tcp[] = {
if (ret < 0)
return ret;
for (; items->type != RTE_FLOW_ITEM_TYPE_END; items++) {
- tunnel = !!(item_flags & MLX5_FLOW_LAYER_TUNNEL);
+ int tunnel = !!(item_flags & MLX5_FLOW_LAYER_TUNNEL);
switch (items->type) {
case RTE_FLOW_ITEM_TYPE_VOID:
break;
@@ -1979,7 +1978,8 @@ struct field_modify_info modify_tcp[] = {
case RTE_FLOW_ACTION_TYPE_RSS:
ret = mlx5_flow_validate_action_rss(actions,
action_flags, dev,
- attr, error);
+ attr, item_flags,
+ error);
if (ret < 0)
return ret;
action_flags |= MLX5_FLOW_ACTION_RSS;
diff --git a/drivers/net/mlx5/mlx5_flow_verbs.c
b/drivers/net/mlx5/mlx5_flow_verbs.c
index 49dd13e..5a116e8 100644
--- a/drivers/net/mlx5/mlx5_flow_verbs.c
+++ b/drivers/net/mlx5/mlx5_flow_verbs.c
@@ -1193,7 +1193,7 @@
case RTE_FLOW_ACTION_TYPE_RSS:
ret = mlx5_flow_validate_action_rss(actions,
action_flags, dev,
- attr,
+ attr, item_flags,
error);
if (ret < 0)
return ret;
--
1.8.3.1
