linux-kernel - Re: [PATCH bpf v6] bpf, test_run: fix &xdp_frame misplacement for LIVE

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Message-ID: <d0c5d435-2e56-f5af-8153-c3a7240f634f@iogearbox.net>
Date:   Mon, 6 Mar 2023 23:27:39 +0100
From:   Daniel Borkmann <daniel@...earbox.net>
To:     Alexander Lobakin <aleksander.lobakin@...el.com>,
        Alexei Starovoitov <ast@...nel.org>,
        Andrii Nakryiko <andrii@...nel.org>,
        Martin KaFai Lau <martin.lau@...ux.dev>
Cc:     Toke Høiland-Jørgensen <toke@...hat.com>,
        Song Liu <song@...nel.org>,
        Jesper Dangaard Brouer <hawk@...nel.org>,
        Jakub Kicinski <kuba@...nel.org>, bpf@...r.kernel.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH bpf v6] bpf, test_run: fix &xdp_frame misplacement for
 LIVE_FRAMES

On 2/24/23 5:36 PM, Alexander Lobakin wrote:
> &xdp_buff and &xdp_frame are bound in a way that
> 
> xdp_buff->data_hard_start == xdp_frame
> 
> It's always the case and e.g. xdp_convert_buff_to_frame() relies on
> this.
[...]

The patch got applied to bpf, thanks!