linux-kernel - Re: [PATCH v5 net-next 3/5] tcp: add TCP support for low latency receive poll.

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Message-ID: <51A49FDC.2020608@linux.intel.com>
Date:	Tue, 28 May 2013 15:15:24 +0300
From:	Eliezer Tamir <eliezer.tamir@...ux.intel.com>
To:	Eric Dumazet <eric.dumazet@...il.com>,
	Dave Miller <davem@...emloft.net>
CC:	linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
	Jesse Brandeburg <jesse.brandeburg@...el.com>,
	Don Skidmore <donald.c.skidmore@...el.com>,
	e1000-devel@...ts.sourceforge.net,
	Willem de Bruijn <willemb@...gle.com>,
	Andi Kleen <andi@...stfloor.org>, HPA <hpa@...or.com>,
	Eilon Greenstien <eilong@...adcom.com>,
	Or Gerlitz <or.gerlitz@...il.com>,
	Alex Rosenbaum <alexr@...lanox.com>,
	Eliezer Tamir <eliezer@...ir.org.il>
Subject: Re: [PATCH v5 net-next 3/5] tcp: add TCP support for low latency
 receive poll.

On 28/05/2013 11:26, Eliezer Tamir wrote:
> On 28/05/2013 03:36, Eric Dumazet wrote:
>> On Mon, 2013-05-27 at 10:44 +0300, Eliezer Tamir wrote:
>>>   #include <net/netdma.h>
>>>   #include <net/secure_seq.h>
>>>   #include <net/tcp_memcontrol.h>
>>> +#include <net/ll_poll.h>
>>>
>>>   #include <linux/inet.h>
>>>   #include <linux/ipv6.h>
>>> @@ -2011,6 +2012,7 @@ process:
>>>       if (sk_filter(sk, skb))
>>>           goto discard_and_relse;
>>>
>>> +    sk_mark_ll(sk, skb);
>>>       skb->dev = NULL;
>>>
>>>       bh_lock_sock_nested(sk);
>>
>> How IPv6 is handled ?

It turns out that adding TCPv6/UDPv6 is very simple.
I will add them, with a warning that I only did very limited testing.

-Eliezer
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