netdev - Re: [RFC PATCH iproute2] ip: Add support for setting MAC and VLAN on hardware queues

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Message-ID: <20091117140641.7f8c8ac0@nehalam>
Date:	Tue, 17 Nov 2009 14:06:41 -0800
From:	Stephen Hemminger <shemminger@...tta.com>
To:	Jeff Kirsher <jeffrey.t.kirsher@...el.com>
Cc:	davem@...emloft.net, netdev@...r.kernel.org, gospo@...hat.com,
	Mitch Williams <mitch.a.williams@...el.com>,
	Jeff Kirsher <jeffrey.t.kirsher@...el.com>
Subject: Re: [RFC PATCH iproute2] ip: Add support for setting MAC and VLAN
 on hardware queues

On Tue, 17 Nov 2009 13:55:07 -0800
Jeff Kirsher <jeffrey.t.kirsher@...el.com> wrote:

> From: Williams, Mitch A <mitch.a.williams@...el.com>
> 
> This patch adds support to the "ip" tool for setting the MAC address and
> VLAN filter for hardware device queues. This is most immediately useful for
> SR-IOV; for VF devices to be usable in the real world, the hypervisor or VM
> manager must be able to set these parameters before the VF device is
> assigned to any VM.
> 
> Signed-off-by: Mitch Williams <mitch.a.williams@...el.com>
> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@...el.com>

Is there anything to avoid prevent this from being misused by users who
are doing multiqueue. Maybe we need equivalent of "mounted" flag that block
devices have?
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