netdev - Re: [PATCH net-next 2/2] tcp: new TCP

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Date: Thu, 14 Sep 2023 11:02:05 +0200
From: Paolo Abeni <pabeni@...hat.com>
To: Aananth V <aananthv@...gle.com>, David Miller <davem@...emloft.net>, 
	Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>
Cc: netdev@...r.kernel.org, Neal Cardwell <ncardwell@...gle.com>, Yuchung
 Cheng <ycheng@...gle.com>
Subject: Re: [PATCH net-next 2/2] tcp: new TCP_INFO stats for RTO events

Hi,

On Tue, 2023-09-12 at 02:33 +0000, Aananth V wrote:
> @@ -2825,6 +2829,14 @@ void tcp_enter_recovery(struct sock *sk, bool ece_ack)
>  	tcp_set_ca_state(sk, TCP_CA_Recovery);
>  }
>  
> +static inline void tcp_update_rto_time(struct tcp_sock *tp)
> +{
> +	if (tp->rto_stamp) {
> +		tp->total_rto_time += tcp_time_stamp(tp) - tp->rto_stamp;
> +		tp->rto_stamp = 0;
> +	}
> +}

The CI is complaining about 'inline' function in .c file. I guess that
is not by accident and the goal is to maximize fast-path performances?

Perhaps worthy moving the function to an header file to make static
checkers happy?

Thanks!

Paolo