Tested-by: Li WenjieX <[email protected]>
> -----Original Message-----
> From: Zhao1, Wei
> Sent: Thursday, May 9, 2019 11:00 AM
> To: [email protected]
> Cc: [email protected]; Zhang, Qi Z <[email protected]>; Peng, Yuan
> <[email protected]>; Zhao1, Wei <[email protected]>
> Subject: [PATCH] net/i40e: fix error when create two RSS flow rule
>
> There is need to refuse to create the second RSS flow rule as only one RSS key
> and HASH register for each PF port.
> Users should delete the first rule before setup the second rule.
>
> Fixes: ecad87d22383 ("net/i40e: move RSS to flow API")
> Cc: [email protected]
>
> Signed-off-by: Wei Zhao <[email protected]>
> ---
> drivers/net/i40e/i40e_flow.c | 8 ++++++++
> 1 file changed, 8 insertions(+)
>
> diff --git a/drivers/net/i40e/i40e_flow.c b/drivers/net/i40e/i40e_flow.c index
> 5447e4e..bca93b6 100644
> --- a/drivers/net/i40e/i40e_flow.c
> +++ b/drivers/net/i40e/i40e_flow.c
> @@ -4444,6 +4444,14 @@ i40e_flow_parse_rss_action(struct rte_eth_dev
> *dev,
> }
> }
>
> + if (rss_info->conf.queue_num) {
> + rte_flow_error_set(error, EINVAL,
> + RTE_FLOW_ERROR_TYPE_ACTION,
> + act,
> + "rss only allow one valid rule");
> + return -rte_errno;
> + }
> +
> /* Parse RSS related parameters from configuration */
> if (rss->func != RTE_ETH_HASH_FUNCTION_DEFAULT)
> return rte_flow_error_set
> --
> 2.7.5
