From: Vitaliy Gusev <vgusev@openvz.org>
To: David Miller <davem@davemloft.net>
Cc: andi@firstfloor.org, kuznet@ms2.inr.ac.ru, linux-kernel@vger.kernel.org
Subject: Re: [RFC][PATCH][NET] Fix never pruned tcp out-of-order queue
Date: Tue, 15 Apr 2008 12:26:47 +0400 [thread overview]
Message-ID: <200804151226.47729.vgusev@openvz.org> (raw)
In-Reply-To: <20080415.011810.178212948.davem@davemloft.net>
On 15 April 2008 12:18:10 David Miller wrote:
> From: Andi Kleen <andi@firstfloor.org>
> Date: Tue, 15 Apr 2008 10:14:56 +0200
>
> > The main difference seems to be that
> > sk_rmem_schedule/__sk_mem_schedule is called more often, but it is
> > unclear how this affects the ooo pruning which only checks
> > the queue length anyways.
>
> tcp_data_queue() would not do the tcp_prune_ofo_queue() in some
> cases, it's the whole point of the patch.
Yes, if second sk_rmem_schedule() failed then tcp_prune_ofo_queue() is force called
and try sk_rmem_schedule() again.
--
Thank,
Vitaliy Gusev
next prev parent reply other threads:[~2008-04-15 8:24 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-14 17:21 [RFC][PATCH][NET] Fix never pruned tcp out-of-order queue Vitaliy Gusev
2008-04-15 7:34 ` David Miller
2008-04-15 7:59 ` Andi Kleen
2008-04-15 8:01 ` David Miller
2008-04-15 8:14 ` Andi Kleen
2008-04-15 8:18 ` David Miller
2008-04-15 8:26 ` Vitaliy Gusev [this message]
2008-04-15 8:30 ` Andi Kleen
2008-04-15 9:33 ` Vitaliy Gusev
2008-04-15 11:59 ` Alexey Kuznetsov
2008-04-15 13:47 ` Vitaliy Gusev
2008-04-15 13:54 ` Vitaliy Gusev
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