netdev - Re: [PATCH net-next 1/2] tcp: add tracing of skb/skaddr in tcp_event_sk

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Message-ID: <CANn89iJcScraKAUk1GzZFoOO20RtC9iXpiJ4LSOWT5RUAC_QQA@mail.gmail.com>
Date: Mon, 4 Mar 2024 09:24:11 +0100
From: Eric Dumazet <edumazet@...gle.com>
To: Jason Xing <kerneljasonxing@...il.com>
Cc: mhiramat@...nel.org, mathieu.desnoyers@...icios.com, rostedt@...dmis.org, 
	netdev@...r.kernel.org, linux-trace-kernel@...r.kernel.org, 
	Jason Xing <kernelxing@...cent.com>, Alexei Starovoitov <ast@...nel.org>
Subject: Re: [PATCH net-next 1/2] tcp: add tracing of skb/skaddr in
 tcp_event_sk_skb class

On Thu, Feb 29, 2024 at 6:10 PM Jason Xing <kerneljasonxing@...il.com> wrote:
>
> From: Jason Xing <kernelxing@...cent.com>
>
> Prio to this patch, the trace function doesn't print addresses
> which might be forgotten. As we can see, it already fetches
> those, use it directly and it will print like below:
>
> ...tcp_retransmit_skb: skbaddr=XXX skaddr=XXX family=AF_INET...

It was not forgotten, but a recommendation from Alexei

https://yhbt.net/lore/all/20171010173821.6djxyvrggvaivqec@ast-mbp.dhcp.thefacebook.com/