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From: John Fastabend <john.r.fastabend@intel.com>
To: Amir Vadai <amirv@mellanox.com>
Cc: "David S. Miller" <davem@davemloft.net>,
	netdev@vger.kernel.org, Oren Duer <oren@mellanox.com>,
	Liran Liss <liranl@mellanox.com>,
	Jamal Hadi Salim <jhs@mojatatu.com>,
	Diego Crupnicoff <Diego@Mellanox.com>,
	Or Gerlitz <ogerlitz@mellanox.com>
Subject: Re: [PATCH net-next 0/2] extend sch_mqprio to distribute traffic not only by ETS TC
Date: Tue, 15 May 2012 09:44:42 -0700	[thread overview]
Message-ID: <4FB287FA.2060507@intel.com> (raw)
In-Reply-To: <4FB15BEC.8040000@mellanox.com>

On 5/14/2012 12:24 PM, Amir Vadai wrote:
>>>> On 5/6/2012 12:05 AM, Amir Vadai wrote:
>>>>> This series comes to revive the discussion initiated on the thread "net:
>>>>> support tx_ring per UP in HW based QoS mechanism" (see
>>>>> http://marc.info/?t=133165957200004&r=1&w=2) with the major issue to be address
>>>>> is - how should sk_prio<=>    TC be done, for both, tagged and untagged traffic.
>>>>> Following is a staged description addressing the background, problem
>>>>> description, current situation, suggestion for the change and implementation of
>>>>> it.

[...]

> John Hi,
> 
> After some internal discussions, it was agreed to line up with your
> approach, to leave mqprio an abstract skb->priority <=> queue set
> mapping and to ignore egress_map if mqprio is enabled.
> 

OK sounds good.

> It would be very nice, if the term 'tc' in kernel code would be
> replaced to queue set, since it is very misleading.
> 

Go ahead and write up a patch. Just be careful not to break existing
user visible API. I agree it is confusing.

> There still might be some small issues with skb_tx_hash for tagged
> traffic, which I will work on tomorrow, and hopefully will send a new
> patch set with the solution.
> 

What are the issues? Lets see a patch.

Thanks,
John

      reply	other threads:[~2012-05-15 16:44 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-05-06  7:05 [PATCH net-next 0/2] extend sch_mqprio to distribute traffic not only by ETS TC Amir Vadai
2012-05-06  7:05 ` [PATCH net-next 1/2] net_sched/mqprio: add support for different pgroup types Amir Vadai
2012-05-09  6:36   ` John Fastabend
2012-05-06  7:05 ` [PATCH net-next 2/2] net/mlx4_en: num cores tx rings for every UP Amir Vadai
2012-05-08  0:54 ` [PATCH net-next 0/2] extend sch_mqprio to distribute traffic not only by ETS TC John Fastabend
2012-05-08 13:56   ` Amir Vadai
2012-05-09  6:22     ` John Fastabend
2012-05-14 19:24       ` Amir Vadai
2012-05-15 16:44         ` John Fastabend [this message]

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