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Date:   Thu, 24 Dec 2020 08:37:17 +0100
From:   Marcin Wojtas <mw@...ihalf.com>
To:     Lorenzo Bianconi <lorenzo@...nel.org>
Cc:     bpf@...r.kernel.org, netdev <netdev@...r.kernel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>, ast@...nel.org,
        daniel@...earbox.net, Jesper Dangaard Brouer <brouer@...hat.com>,
        lorenzo.bianconi@...hat.com, alexander.duyck@...il.com,
        maciej.fijalkowski@...el.com, saeed@...nel.org
Subject: Re: [PATCH v5 bpf-next 0/2] introduce xdp_init_buff/xdp_prepare_buff

Hi Lorenzo,


wt., 22 gru 2020 o 22:13 Lorenzo Bianconi <lorenzo@...nel.org> napisaƂ(a):
>
> Introduce xdp_init_buff and xdp_prepare_buff utility routines to initialize
> xdp_buff data structure and remove duplicated code in all XDP capable
> drivers.
>
> Changes since v4:
> - fix xdp_init_buff/xdp_prepare_buff (natural order is xdp_init_buff() first
>   and then xdp_prepare_buff())
>
> Changes since v3:
> - use __always_inline instead of inline for xdp_init_buff/xdp_prepare_buff
> - add 'const bool meta_valid' to xdp_prepare_buff signature to avoid
>   overwriting data_meta with xdp_set_data_meta_invalid()
> - introduce removed comment in bnxt driver
>
> Changes since v2:
> - precompute xdp->data as hard_start + headroom and save it in a local
>   variable to reuse it for xdp->data_end and xdp->data_meta in
>   xdp_prepare_buff()
>
> Changes since v1:
> - introduce xdp_prepare_buff utility routine
>
> Lorenzo Bianconi (2):
>   net: xdp: introduce xdp_init_buff utility routine
>   net: xdp: introduce xdp_prepare_buff utility routine
>
> Acked-by: Shay Agroskin <shayagr@...zon.com>
> Acked-by: Martin Habets <habetsm.xilinx@...il.com>
> Acked-by: Camelia Groza <camelia.groza@....com>
>

For Marvell mvpp2:
Acked-by: Marcin Wojtas <mw@...ihalf.com>

Thanks,
Marcin

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