netdev - Re: [PATCH net-next 2/2] selftest: packetdrill: add tcp_timestamping_tcp_tx_timestamp

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Message-ID: <CAL+tcoDwkkHNhsq=hJbM_-fe_bpfL1pkExVVdt5em8EgfOZP8w@mail.gmail.com>
Date: Wed, 28 Jan 2026 10:24:02 +0800
From: Jason Xing <kerneljasonxing@...il.com>
To: Eric Dumazet <edumazet@...gle.com>
Cc: "David S . Miller" <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>, 
	Paolo Abeni <pabeni@...hat.com>, Simon Horman <horms@...nel.org>, 
	Neal Cardwell <ncardwell@...gle.com>, Kuniyuki Iwashima <kuniyu@...gle.com>, netdev@...r.kernel.org, 
	eric.dumazet@...il.com, Willem de Bruijn <willemb@...gle.com>
Subject: Re: [PATCH net-next 2/2] selftest: packetdrill: add tcp_timestamping_tcp_tx_timestamp_bug.pkt

On Tue, Jan 27, 2026 at 8:39 PM Eric Dumazet <edumazet@...gle.com> wrote:
>
> Test tcp_tx_timestamp() behavior after ("tcp: tcp_tx_timestamp()
> must look at the rtx queue").
>
> Without the fix, this new test fails like this:
>
> tcp_timestamping_tcp_tx_timestamp_bug.pkt:55: runtime error in recvmsg call: Expected result 0 but got -1 with errno 11 (Resource temporarily unavailable)
>
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>

Thanks for the test!

Reviewed-by: Jason Xing <kerneljasonxing@...il.com>

+Willem

Thanks,
Jason