netdev - Re: [PATCH net-next 0/2] handle

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Date:	Mon, 11 May 2015 15:23:57 -0700
From:	Alexei Starovoitov <ast@...mgrid.com>
To:	Cong Wang <cwang@...pensource.com>,
	David Miller <davem@...emloft.net>
CC:	Pablo Neira Ayuso <pablo@...filter.org>,
	Daniel Borkmann <daniel@...earbox.net>,
	Jamal Hadi Salim <jhs@...atatu.com>,
	netdev <netdev@...r.kernel.org>
Subject: Re: [PATCH net-next 0/2] handle_ing update

On 5/11/15 3:03 PM, Cong Wang wrote:
> On Mon, May 11, 2015 at 8:09 AM, David Miller <davem@...emloft.net> wrote:
>> There is no difference between having ingress qdisc hanging off of
>> netdevice vs. the classifier list.  They both serve the same purpose
>> and the change to use the classifier list merely removes one level
>> of indirection.
>
> With adding 8 bytes to each of the netdevice even when it doesn't
> have ingress qdisc attached at all...

we already said several times that the work is already on the way
to remove 'ingress_queue' from net_device. It will save much more
memory than addition of 8 bytes.


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