Re: [PATCH net v4 1/2] bpf: devmap: provide rxq after redirect

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To: Florian Kauer <florian.kauer@xxxxxxxxxxxxx>
Subject: Re: [PATCH net v4 1/2] bpf: devmap: provide rxq after redirect
From: Jakub Kicinski <kuba@xxxxxxxxxx>
Date: Wed, 2 Oct 2024 11:30:54 -0700
Cc: Alexei Starovoitov <ast@xxxxxxxxxx>, Daniel Borkmann <daniel@xxxxxxxxxxxxx>, "David S. Miller" <davem@xxxxxxxxxxxxx>, Jesper Dangaard Brouer <hawk@xxxxxxxxxx>, John Fastabend <john.fastabend@xxxxxxxxx>, Andrii Nakryiko <andrii@xxxxxxxxxx>, Martin KaFai Lau <martin.lau@xxxxxxxxx>, Eduard Zingerman <eddyz87@xxxxxxxxx>, Song Liu <song@xxxxxxxxxx>, Yonghong Song <yonghong.song@xxxxxxxxx>, KP Singh <kpsingh@xxxxxxxxxx>, Stanislav Fomichev <sdf@xxxxxxxxxxx>, Hao Luo <haoluo@xxxxxxxxxx>, Jiri Olsa <jolsa@xxxxxxxxxx>, Toke Høiland-Jørgensen <toke@xxxxxxxxxx>, David Ahern <dsahern@xxxxxxxxxx>, Hangbin Liu <liuhangbin@xxxxxxxxx>, Mykola Lysenko <mykolal@xxxxxx>, Shuah Khan <shuah@xxxxxxxxxx>, netdev@xxxxxxxxxxxxxxx, bpf@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, Jesper Dangaard Brouer <brouer@xxxxxxxxxx>, linux-kselftest@xxxxxxxxxxxxxxx
In-reply-to: <20240911-devel-koalo-fix-ingress-ifindex-v4-1-5c643ae10258@linutronix.de>

On Wed, 11 Sep 2024 10:41:18 +0200 Florian Kauer wrote:
> rxq contains a pointer to the device from where
> the redirect happened. Currently, the BPF program
> that was executed after a redirect via BPF_MAP_TYPE_DEVMAP*
> does not have it set.

Acked-by: Jakub Kicinski <kuba@xxxxxxxxxx>

References:
- [PATCH net v4 0/2] bpf: devmap: provide rxq after redirect
  - From: Florian Kauer
- [PATCH net v4 1/2] bpf: devmap: provide rxq after redirect
  - From: Florian Kauer

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