linux-kernel - Re: [PATCH net-next v3 4/4] net: stmmac: add Rx HWTS metadata to XDP ZC receive pkt

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Date:   Wed, 12 Apr 2023 13:57:27 -0700
From:   Jacob Keller <jacob.e.keller@...el.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>
CC:     <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 v3 4/4] net: stmmac: add Rx HWTS metadata to XDP
 ZC receive pkt



On 4/12/2023 2:42 AM, Song Yoong Siang wrote:
> Add receive hardware timestamp metadata support via kfunc to XDP Zero Copy
> receive packets.
> 
> Signed-off-by: Song Yoong Siang <yoong.siang.song@...el.com>
> ---

I'm not familiar enough with XDP to understand how the struct layering
and casting works, so I'm not confident in adding my Reviewed-by, but
this seems ok to me.