netdev - Re: [PATCH net-next v2 1/2] tcp: don't extend RTO on failed loss probe attempts

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Message-ID: <1439489256.7960.11.camel@edumazet-glaptop2.roam.corp.google.com>
Date:	Thu, 13 Aug 2015 11:07:36 -0700
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Yuchung Cheng <ycheng@...gle.com>
Cc:	davem@...emloft.net, netdev@...r.kernel.org,
	Neal Cardwell <ncardwell@...gle.com>,
	Nandita Dukkipati <nanditad@...gle.com>
Subject: Re: [PATCH net-next v2 1/2] tcp: don't extend RTO on failed loss
 probe attempts

On Wed, 2015-08-12 at 11:18 -0700, Yuchung Cheng wrote:
> If TLP was unable to send a probe, it extended the RTO to
> now + icsk_rto. But extending the RTO makes little sense
> if no TLP probe went out. With this commit, instead of
> extending the RTO we re-arm it relative to the transmit time
> of the write queue head.
> 
> Signed-off-by: Yuchung Cheng <ycheng@...gle.com>
> Signed-off-by: Neal Cardwell <ncardwell@...gle.com>
> Signed-off-by: Nandita Dukkipati <nanditad@...gle.com>
> ---

Acked-by: Eric Dumazet <edumazet@...gle.com>


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