Re: [PATCH v2] net/mlx5: fix the maximal queue size query

[Raslan Darawsheh <rasland@nvidia.com>]

Hi,


On 14/05/2025 10:55 AM, Viacheslav Ovsiienko wrote:
> The mlx5 PMD manages the device using two modes: the Verbs API
> and the DevX API. Each API offers its own method for querying
> the maximum work queue size (in descriptors).
> 
> The corrected patch enhanced the rte_eth_dev_info_get() API
> support in mlx5 PMD to return the true maximum number of descriptors.
> It also implemented a limit check during queue creation, but this
> was applied only to "DevX mode." Consequently, the "Verbs mode"
> was overlooked, leading to malfunction on legacy NICs that do
> not support DevX.
> 
> This patch adds support for Verbs mode, and all limit checks are
> updated accordingly.
> 
> Fixes: 4c3d7961d900 ("net/mlx5: fix reported Rx/Tx descriptor limits")
> Cc: stable@dpdk.org
> 
> Reported-by: Edwin Brossette <edwin.brossette@6wind.com>
> Signed-off-by: Viacheslav Ovsiienko <viacheslavo@nvidia.com>
> Acked-by: Dariusz Sosnowski <dsosnowski@nvidia.com>
> 
> ---
> v2 - minor fix for signed/unsigned comparison in debug assert

Patch applied to next-net-mlx,


-- 
Kindest regards
Raslan Darawsheh