netdev - Re: [xdp-hints] [PATCH bpf RFC-V3 0/5] XDP-hints: API change for RX-hash kfunc bpf_xdp_metadata_rx

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Date:   Thu, 30 Mar 2023 21:24:10 +0200
From:   Toke Høiland-Jørgensen <toke@...hat.com>
To:     Jesper Dangaard Brouer <brouer@...hat.com>, bpf@...r.kernel.org,
        Stanislav Fomichev <sdf@...gle.com>
Cc:     Jesper Dangaard Brouer <brouer@...hat.com>, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, martin.lau@...nel.org,
        ast@...nel.org, daniel@...earbox.net, alexandr.lobakin@...el.com,
        larysa.zaremba@...el.com, xdp-hints@...-project.net,
        anthony.l.nguyen@...el.com, yoong.siang.song@...el.com,
        boon.leong.ong@...el.com, intel-wired-lan@...ts.osuosl.org,
        pabeni@...hat.com, jesse.brandeburg@...el.com, kuba@...nel.org,
        edumazet@...gle.com, john.fastabend@...il.com, hawk@...nel.org,
        davem@...emloft.net
Subject: Re: [xdp-hints] [PATCH bpf RFC-V3 0/5] XDP-hints: API change for
 RX-hash kfunc bpf_xdp_metadata_rx_hash

Jesper Dangaard Brouer <brouer@...hat.com> writes:

> Notice targeted 6.3-rc kernel via bpf git tree.
>
> Current API for bpf_xdp_metadata_rx_hash() returns the raw RSS hash value,
> but doesn't provide information on the RSS hash type (part of 6.3-rc).
>
> This patchset proposal is to change the function call signature via adding
> a pointer value argument for provide the RSS hash type.
>
> Alternatively we disable bpf_xdp_metadata_rx_hash() in 6.3-rc, and have
> more time to nitpick the RSS hash-type bits.

LGTM; for the series:

Acked-by: Toke Høiland-Jørgensen <toke@...hat.com>