Re: [PATCH bpf-next v3 1/5] bpf: Allow a TCP CC to write sk_pacing_rate and sk_pacing_status

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On Tue, Jun 14, 2022 at 12:44:48PM +0200, Jörn-Thorben Hinz wrote:
> A CC that implements tcp_congestion_ops.cong_control() should be able to
> control sk_pacing_rate and set sk_pacing_status, since
> tcp_update_pacing_rate() is never called in this case. A built-in CC or
> one from a kernel module is already able to write to both struct sock
> members. For a BPF program, write access has not been allowed, yet.
> 
> Signed-off-by: Jörn-Thorben Hinz <jthinz@xxxxxxxxxxxxxxxxxxxx>
Reviewed-by: Martin KaFai Lau <kafai@xxxxxx>



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