[PATCH] net/mlx5: fix error CQE dumping for vectorized Rx burst

[Raslan Darawsheh]

Hi,

> -----Original Message-----
> From: Alexander Kozyrev <akozyrev at nvidia.com>
> Sent: Friday, January 27, 2023 5:22 AM
> To: dev at dpdk.org
> Cc: stable at dpdk.org; Raslan Darawsheh <rasland at nvidia.com>; Matan
> Azrad <matan at nvidia.com>; Slava Ovsiienko <viacheslavo at nvidia.com>
> Subject: [PATCH] net/mlx5: fix error CQE dumping for vectorized Rx burst
> 
> There is a dump file with debug information created
> for an error CQE to help with troubleshooting later.
> It starts with the last CQE, which, presumably is the error CQE.
> But this is only true for the scalar Rx burst routing since
> we handle CQEs there one by one and detect the error immediately.
> For vectorized Rx bursts, we may already move to another CQE
> when we detect the error since we handle CQEs in batches there.
> Go back to the error CQE in this case to dump proper CQE.
> 
> Fixes: 88c0733535 ("net/mlx5: extend Rx completion with error handling")
> Cc: stable at dpdk.org
> 
> Signed-off-by: Alexander Kozyrev <akozyrev at nvidia.com>

Patch applied to next-net-mlx,

Kindest regards,
Raslan Darawsheh