From: David Miller <davem@davemloft.net>
To: weiwan@google.com
Cc: kuba@kernel.org, netdev@vger.kernel.org, alexanderduyck@fb.com,
edumazet@google.com
Subject: Re: [PATCH net] tcp: Retain ECT bits for tos reflection
Date: Tue, 08 Dec 2020 16:30:09 -0800 (PST) [thread overview]
Message-ID: <20201208.163009.2257313101751320736.davem@davemloft.net> (raw)
In-Reply-To: <20201208175508.1793520-1-weiwan@google.com>
From: Wei Wang <weiwan@google.com>
Date: Tue, 8 Dec 2020 09:55:08 -0800
> For DCTCP, we have to retain the ECT bits set by the congestion control
> algorithm on the socket when reflecting syn TOS in syn-ack, in order to
> make ECN work properly.
>
> Fixes: ac8f1710c12b ("tcp: reflect tos value received in SYN to the socket")
> Reported-by: Alexander Duyck <alexanderduyck@fb.com>
> Signed-off-by: Wei Wang <weiwan@google.com>
> Reviewed-by: Eric Dumazet <edumazet@google.com>
Applied, thanks.
prev parent reply other threads:[~2020-12-09 0:30 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-08 17:55 [PATCH net] tcp: Retain ECT bits for tos reflection Wei Wang
2020-12-09 0:30 ` David Miller [this message]
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