netdev - RE: [RFC PATCH 1/4] net: Add support to netdev ops for changing hardware queue MAC and VLAN filters

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Date:	Tue, 24 Nov 2009 14:18:12 +0000
From:	Ben Hutchings <bhutchings@...arflare.com>
To:	"Williams, Mitch A" <mitch.a.williams@...el.com>
Cc:	"Kirsher, Jeffrey T" <jeffrey.t.kirsher@...el.com>,
	"davem@...emloft.net" <davem@...emloft.net>,
	"shemminger@...tta.com" <shemminger@...tta.com>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"gospo@...hat.com" <gospo@...hat.com>
Subject: RE: [RFC PATCH 1/4] net: Add support to netdev ops for changing
	hardware queue MAC and VLAN filters

On Mon, 2009-11-23 at 12:52 -0700, Williams, Mitch A wrote:
> >From: Ben Hutchings [mailto:bhutchings@...arflare.com]
> >Sent: Monday, November 23, 2009 5:23 AM
> [snip]
> 
> >
> >How does this interact with use of multiple queues within a single
> >function?  Are the specified queue numbers really interpreted as RX
> >queue indices or as function numbers?
> >
> >Ben.
> 
> Yeah, that is ambiguous.  Would it be better if we changed the name of the parameter to 'vf' instead of 'queue' to make it explicit?
> 
> This would give us:
> $ ip link set eth1 vf 1 mac <blah>
> 
> The issue of which VF goes with which PF device can be deduced in userspace via sysfs.
> 
> If we want to make this apply to non SR-IOV queues, then we'll add a new parameter later.
> 
> Works for you?

OK, this sounds reasonable.

Ben.

-- 
Ben Hutchings, Senior Software Engineer, Solarflare Communications
Not speaking for my employer; that's the marketing department's job.
They asked us to note that Solarflare product names are trademarked.

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