netdev - Re: Using HTB over MultiQ

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Message-ID: <1383836068.9412.71.camel@edumazet-glaptop2.roam.corp.google.com>
Date:	Thu, 07 Nov 2013 06:54:28 -0800
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	John Fastabend <john.r.fastabend@...el.com>
Cc:	Anton 'EvilMan' Danilov <littlesmilingcloud@...il.com>,
	netdev@...r.kernel.org
Subject: Re: Using HTB over MultiQ

On Thu, 2013-11-07 at 06:39 -0800, John Fastabend wrote:

> 
> With the multiq qdisc you could attach filter to the root qdisc and use
> skbedit to set the queue_mapping field,
> 
> #tc filter add dev eth0 parent 1: protocol ip prio 1 u32 \
> 	match ip dst 192.168.0.3 \
> 	action skbedit queue_mapping 3
> 

Oh right, this is the way ;)

I wonder if we can have 'action skbedit rxhash 34' ?


> if you configure the filters to map to the correct classes this would
> work.
> 
> Or another way would be use mqprio and steer packets to HTB classes
> using the skb->priority. The priority can be set by iptables/nftables
> or an ingress filter.

Yes, but this might duplicate the 'customer' tree Anton has to put on
the filters anyway ?


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