Re: [patch 22/30] net/mlx5: Replace irq_to_desc() abuse

[Tariq Toukan <ttoukan.linux@xxxxxxxxx>]

On 12/10/2020 9:25 PM, Thomas Gleixner wrote:
> No driver has any business with the internals of an interrupt
> descriptor. Storing a pointer to it just to use yet another helper at the
> actual usage site to retrieve the affinity mask is creative at best. Just
> because C does not allow encapsulation does not mean that the kernel has no
> limits.
>
> Retrieve a pointer to the affinity mask itself and use that. It's still
> using an interface which is usually not for random drivers, but definitely
> less hideous than the previous hack.
>
> Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> ---
>   drivers/net/ethernet/mellanox/mlx5/core/en.h      |    2 +-
>   drivers/net/ethernet/mellanox/mlx5/core/en_main.c |    2 +-
>   drivers/net/ethernet/mellanox/mlx5/core/en_txrx.c |    6 +-----
>   3 files changed, 3 insertions(+), 7 deletions(-)
Reviewed-by: Tariq Toukan <tariqt@xxxxxxxxxx>

Thanks.