netdev - Re: [PATCH net-next-2.6] ifb: add performance flags to dev->features

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Message-ID: <20101228230709.GA2088@del.dom.local>
Date:	Wed, 29 Dec 2010 00:07:09 +0100
From:	Jarek Poplawski <jarkao2@...il.com>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	David Miller <davem@...emloft.net>, xiaosuo@...il.com,
	pstaszewski@...are.pl, netdev@...r.kernel.org
Subject: Re: [PATCH net-next-2.6] ifb: add performance flags to
 dev->features

On Tue, Dec 28, 2010 at 11:36:21PM +0100, Eric Dumazet wrote:
> Le mardi 28 décembre 2010 ?? 13:50 -0800, David Miller a écrit :
> 
> > Changli has suggested that these flags can also be set in
> > ->vlan_features, please address that if you expect me to
> > apply the change.
> 
> Hmm, I am just scratching my head to actually setup vlans on top of ifb,
> to test such a change ?

Ingress is before vlans handler so these features and the
NETIF_F_HW_VLAN_TX flag seem useful for ifb considering
dev_hard_start_xmit() checks.

Jarek P.
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