From mboxrd@z Thu Jan  1 00:00:00 1970
From: Stefano Brivio <sbrivio@redhat.com>
Subject: Re: [PATCH v2 iproute2 1/1] ss: add missing path MTU parameter
Date: Fri, 15 Dec 2017 09:45:15 +0100
Message-ID: <20171215094515.386f8e6f@elisabeth>
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Cc: stephen@networkplumber.org, netdev@vger.kernel.org,
        jhs@mojatatu.com
To: Roman Mashak <mrv@mojatatu.com>
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Hi Roman,

On Thu, 14 Dec 2017 14:59:11 -0500
Roman Mashak <mrv@mojatatu.com> wrote:

> @@ -1959,6 +1960,8 @@ static void tcp_stats_print(struct tcpstat *s)
>  
>  	if (s->mss)
>  		printf(" mss:%d", s->mss);
> +	if (s->pmtu)
> +		printf(" pmtu:%u", s->pmtu);

You'll simply need to change this to out() now, as this print will be
buffered.

-- 
Stefano