netdev - Re: [PATCH net-next] tcp: Add tracepoint for tcp_set_ca

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Message-ID: <CANn89iKXK6m45eBDCDw8Pij1H=iybZTTi2Yf9DFYu96KDpnyPA@mail.gmail.com>
Date:   Wed, 6 Apr 2022 23:05:42 -0700
From:   Eric Dumazet <edumazet@...gle.com>
To:     jackygam2001 <jacky_gam_2001@....com>
Cc:     David Miller <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Ingo Molnar <mingo@...hat.com>,
        Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>,
        David Ahern <dsahern@...nel.org>,
        netdev <netdev@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>, Yonghong Song <yhs@...com>,
        ping.gan@...l.com
Subject: Re: [PATCH net-next] tcp: Add tracepoint for tcp_set_ca_state

On Tue, Apr 5, 2022 at 6:12 PM jackygam2001 <jacky_gam_2001@....com> wrote:
>
> From: Ping Gan <jacky_gam_2001@....com>
>
> The congestion status of a tcp flow may be updated since there
> is congestion between tcp sender and receiver. It makes sense to
> add tracepoint for congestion status set function to summate cc
> status duration and evaluate the performance of network
> and congestion algorithm. the backgound of this patch is below.
>
> Link: https://github.com/iovisor/bcc/pull/3899
>
> Signed-off-by: Ping Gan <jacky_gam_2001@....com>
> ---

This seems good to me, thanks.

Reviewed-by: Eric Dumazet <edumazet@...gle.com>