[dpdk-dev] [PATCH] net/mlx5: fix validate RSS queues types

[Raslan Darawsheh]

Hi,

> -----Original Message-----
> From: dev <dev-bounces at dpdk.org> On Behalf Of Xiaoyu Min
> Sent: Monday, November 16, 2020 4:08 AM
> To: Matan Azrad <matan at nvidia.com>; Shahaf Shuler
> <shahafs at nvidia.com>; Slava Ovsiienko <viacheslavo at nvidia.com>
> Cc: dev at dpdk.org; Jack Min <jackmin at nvidia.com>; stable at dpdk.org
> Subject: [dpdk-dev] [PATCH] net/mlx5: fix validate RSS queues types
> 
> From: Xiaoyu Min <jackmin at nvidia.com>
> 
> When the RSS queues' types are not uniformed, i.e, mixed with normal RX
> queue and hairpin queue, PMD accept this flow after commit[1] instead of
> reject it.
> 
> This because commit[1] create RX queue object as DEVX type via DEVX API
> instead of IBV type via verbs, in which the latter will check the queues'
> type when create verbs ind table but the formmer doesn't check when
> create DEVX ind table.
> 
> However, in any case, logically PMD should check whether the input
> configuration of RSS action is reasonable or not, which should
> include queues' type check as well as the others.
> 
> So add the check of RSS queues' type in validation function to fix issue.
> 
> Fixes: 63bd16292c3a ("net/mlx5: support RSS on hairpin")
> Cc: stable at dpdk.org
> 
> [1]:
> commit 6deb19e1b2d2 ("net/mlx5: separate Rx queue object creations")
> 
> Signed-off-by: Xiaoyu Min <jackmin at nvidia.com>
> Acked-by: Matan Azrad <matan at nvidia.com>

Patch applied to next-net-mlx,

Kindest regards,
Raslan Darawsheh