From: David Miller <davem@davemloft.net>
To: ilpo.jarvinen@helsinki.fi
Cc: netdev@vger.kernel.org
Subject: Re: [PATCH 6/9] [TCP] FRTO: Improve interoperability with other undo_marker users
Date: Thu, 20 Sep 2007 11:35:04 -0700 (PDT) [thread overview]
Message-ID: <20070920.113504.108809397.davem@davemloft.net> (raw)
In-Reply-To: <11902906723159-git-send-email-ilpo.jarvinen@helsinki.fi>
From: "Ilpo_Järvinen" <ilpo.jarvinen@helsinki.fi>
Date: Thu, 20 Sep 2007 15:17:49 +0300
> Basically this change enables it, previously other undo_marker
> users were left with nothing. Reverse undo_marker logic
> completely to get it set right in CA_Loss. On the other hand,
> when spurious RTO is detected, clear it. Clearing might be too
> heavy for some scenarios but seems safe enough starting point
> for now and shouldn't have much effect except in majority of
> cases (if in any).
>
> By adding a new FLAG_ we avoid looping through write_queue when
> RTO occurs.
>
> Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi>
Applied. Thanks for following up on all of this stuff to
get FRTO in shape.
next prev parent reply other threads:[~2007-09-20 18:35 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-20 12:17 [PATCH net-2.6.24 0/9]: TCP improvements & cleanups Ilpo Järvinen
2007-09-20 12:17 ` [PATCH 1/9] [TCP]: Maintain highest_sack accurately to the highest skb Ilpo Järvinen
2007-09-20 12:17 ` [PATCH 2/9] [TCP]: Make fackets_out accurate Ilpo Järvinen
2007-09-20 12:17 ` [PATCH 3/9] [TCP]: clear_all_retrans_hints prefixed by tcp_ Ilpo Järvinen
2007-09-20 12:17 ` [PATCH 4/9] [TCP]: Move accounting from tso_acked to clean_rtx_queue Ilpo Järvinen
2007-09-20 12:17 ` [PATCH 5/9] [TCP]: Cleanup tcp_tso_acked and tcp_clean_rtx_queue Ilpo Järvinen
2007-09-20 12:17 ` [PATCH 6/9] [TCP] FRTO: Improve interoperability with other undo_marker users Ilpo Järvinen
2007-09-20 12:17 ` [PATCH 7/9] [TCP] FRTO: Update sysctl documentation Ilpo Järvinen
2007-09-20 12:17 ` [PATCH 8/9] [TCP]: Enable SACK enhanced FRTO (RFC4138) by default Ilpo Järvinen
2007-09-20 12:17 ` [PATCH 9/9] [TCP]: Avoid clearing sacktag hint in trivial situations Ilpo Järvinen
2007-09-20 18:41 ` David Miller
2007-09-20 19:18 ` Ilpo Järvinen
2007-09-20 18:36 ` [PATCH 8/9] [TCP]: Enable SACK enhanced FRTO (RFC4138) by default David Miller
2007-09-20 18:35 ` [PATCH 7/9] [TCP] FRTO: Update sysctl documentation David Miller
2007-09-20 18:35 ` David Miller [this message]
2007-09-20 18:33 ` [PATCH 5/9] [TCP]: Cleanup tcp_tso_acked and tcp_clean_rtx_queue David Miller
2007-09-20 18:33 ` [PATCH 4/9] [TCP]: Move accounting from tso_acked to clean_rtx_queue David Miller
2007-09-20 18:31 ` [PATCH 3/9] [TCP]: clear_all_retrans_hints prefixed by tcp_ David Miller
2007-09-20 18:30 ` [PATCH 2/9] [TCP]: Make fackets_out accurate David Miller
2007-09-20 18:29 ` [PATCH 1/9] [TCP]: Maintain highest_sack accurately to the highest skb David Miller
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