From: David Miller <davem@davemloft.net>
To: yyd@google.com
Cc: netdev@vger.kernel.org
Subject: Re: [PATCH net 0/3] tcp_bbr: PROBE_RTT minor bug fixes
Date: Wed, 22 Aug 2018 21:45:49 -0700 (PDT) [thread overview]
Message-ID: <20180822.214549.1240205752288564752.davem@davemloft.net> (raw)
In-Reply-To: <20180822214316.174161-1-yyd@google.com>
From: Kevin Yang <yyd@google.com>
Date: Wed, 22 Aug 2018 17:43:13 -0400
> From: "Kevin(Yudong) Yang" <yyd@google.com>
>
> This series includes two minor bug fixes for the TCP BBR PROBE_RTT
> mechanism, and one preparatory patch:
>
> (1) A preparatory patch to reorganize the PROBE_RTT logic by refactoring
> (into its own function) the code to exit PROBE_RTT, since the next
> patch will be using that code in a new context.
>
> (2) Fix: When BBR restarts from idle and if BBR is in PROBE_RTT mode,
> BBR should check if it's time to exit PROBE_RTT. If yes, then BBR
> should exit PROBE_RTT mode and restore the cwnd to its full value.
>
> (3) Fix: Apply the PROBE_RTT cwnd cap even if the count of fully-ACKed
> packets is 0.
Series applied, thank you.
prev parent reply other threads:[~2018-08-23 8:13 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-22 21:43 [PATCH net 0/3] tcp_bbr: PROBE_RTT minor bug fixes Kevin Yang
2018-08-22 21:43 ` [PATCH net 1/3] tcp_bbr: add bbr_check_probe_rtt_done() helper Kevin Yang
2018-08-22 21:43 ` [PATCH net 2/3] tcp_bbr: in restart from idle, see if we should exit PROBE_RTT Kevin Yang
2018-08-22 21:43 ` [PATCH net 3/3] tcp_bbr: apply PROBE_RTT cwnd cap even if acked==0 Kevin Yang
2018-08-23 4:45 ` David Miller [this message]
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