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Message-Id: <20070531.014019.45183560.davem@davemloft.net>
Date: Thu, 31 May 2007 01:40:19 -0700 (PDT)
From: David Miller <davem@...emloft.net>
To: ilpo.jarvinen@...sinki.fi
Cc: netdev@...r.kernel.org
Subject: Re: [PATCH 2/9] [TCP] FRTO: remove unnecessary fackets/sacked_out
recounting
From: "Ilpo_Järvinen" <ilpo.jarvinen@...sinki.fi>
Date: Sat, 26 May 2007 11:35:55 +0300
> From: =?ISO-8859-1?q?Ilpo_J=E4rvinen?= <ilpo.jarvinen@...sinki.fi>
>
> F-RTO does not touch SACKED_ACKED bits at all, so there is no
> need to recount them in tcp_enter_frto_loss. After removal of
> the else branch, nested ifs can be combined.
>
> This must also reset sacked_out when SACK is not in use as TCP
> could have received some duplicate ACKs prior RTO. To achieve
> that in a sane manner, tcp_reset_reno_sack was re-placed by the
> previous patch.
>
> Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@...sinki.fi>
Looks good, applied.
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