netdev - Re: [PATCH net-next v6 2/3] net: stmmac: add Rx HWTS metadata to XDP receive pkt

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Date:   Sat, 15 Apr 2023 11:33:22 +0200
From:   Jesper Dangaard Brouer <jbrouer@...hat.com>
To:     Song Yoong Siang <yoong.siang.song@...el.com>,
        Giuseppe Cavallaro <peppe.cavallaro@...com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        Jose Abreu <joabreu@...opsys.com>,
        "David S . Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Jesper Dangaard Brouer <hawk@...nel.org>,
        John Fastabend <john.fastabend@...il.com>,
        Stanislav Fomichev <sdf@...gle.com>,
        Alexander Duyck <alexanderduyck@...com>,
        Ong Boon Leong <boon.leong.ong@...el.com>,
        Jacob Keller <jacob.e.keller@...el.com>
Cc:     brouer@...hat.com, netdev@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        bpf@...r.kernel.org, xdp-hints@...-project.net
Subject: Re: [PATCH net-next v6 2/3] net: stmmac: add Rx HWTS metadata to XDP
 receive pkt


On 15/04/2023 08.45, Song Yoong Siang wrote:
> Add receive hardware timestamp metadata support via kfunc to XDP receive
> packets.
> 
> Suggested-by: Stanislav Fomichev <sdf@...gle.com>
> Signed-off-by: Song Yoong Siang <yoong.siang.song@...el.com>
> Acked-by: Stanislav Fomichev <sdf@...gle.com>
> ---
>   drivers/net/ethernet/stmicro/stmmac/stmmac.h  |  3 ++
>   .../net/ethernet/stmicro/stmmac/stmmac_main.c | 40 ++++++++++++++++++-
>   2 files changed, 42 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac.h b/drivers/net/ethernet/stmicro/stmmac/stmmac.h
> index ac8ccf851708..07ea5ab0a60b 100644
> --- a/drivers/net/ethernet/stmicro/stmmac/stmmac.h
> +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac.h
> @@ -94,6 +94,9 @@ struct stmmac_rx_buffer {
>   
>   struct stmmac_xdp_buff {
>   	struct xdp_buff xdp;
> +	struct stmmac_priv *priv;
> +	struct dma_desc *desc;
> +	struct dma_desc *ndesc;
>   };

Thanks for the adjustments.

Acked-by: Jesper Dangaard Brouer <brouer@...hat.com>