netdev - Re: [PATCH net-next 00/16] mlx5 xsk updates part2 2022-09-28

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Message-ID: <20220929084350.62b953c5@kernel.org>
Date:   Thu, 29 Sep 2022 08:43:50 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     Saeed Mahameed <saeed@...nel.org>
Cc:     "David S. Miller" <davem@...emloft.net>,
        Paolo Abeni <pabeni@...hat.com>,
        Eric Dumazet <edumazet@...gle.com>,
        Saeed Mahameed <saeedm@...dia.com>, netdev@...r.kernel.org,
        Tariq Toukan <tariqt@...dia.com>
Subject: Re: [PATCH net-next 00/16] mlx5 xsk updates part2 2022-09-28

On Thu, 29 Sep 2022 00:21:40 -0700 Saeed Mahameed wrote:
> XSK buffer improvements, This is part #2 of 4 parts series.
> 
>  1) Expose xsk min chunk size to drivers, to allow the driver to adjust to a
>    better buffer stride size
> 
>  2) Adjust MTT page size to the XSK frame size, to avoid umem overrun in
>   certain situations.
> 
>  3) Use xsk frame size as the striding RQ page size for XSK RQs
> 
>  4) KSM for unaligned XSK, KSM allows arbitrary buffer chunk lengths
>     registration in HW, which makes more sense for unaligned XSK.
> 
>  4) More cleanups and optimizations in preparation for next improvements
>     in part3
> 
> part 1: https://lore.kernel.org/netdev/20220927203611.244301-1-saeed@kernel.org/

LGTM