linux-kernel - Re: [PATCH 0/3] macvlan: support for guest vm direct rx/tx

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Message-ID: <20091113132728.0f1db7c5@s6510>
Date:	Fri, 13 Nov 2009 13:27:28 -0800
From:	Stephen Hemminger <shemminger@...tta.com>
To:	Patrick Mullaney <pmullaney@...ell.com>
Cc:	kaber@...sh.net, netdev@...r.kernel.org,
	alacrityvm-devel@...ts.sourceforge.net,
	linux-kernel@...r.kernel.org, arnd@...db.de,
	bridge@...ts.linux-foundation.org
Subject: Re: [PATCH 0/3] macvlan: support for guest vm direct rx/tx

On Fri, 13 Nov 2009 14:55:06 -0500
Patrick Mullaney <pmullaney@...ell.com> wrote:

> These patches allow other modules to override the receive
> path of a macvlan. This is being done to support guest
> VMs operating directly over a macvlan. Routines to allow
> creation and deletion of macvlans from in-kernel modules
> were also exposed/added.

Which guest VM, how will it use it? The kernel is not in the business
of providing infrastructure for out of tree patches.

Also, macvlan should really being calling netif_receive_skb()
not going through another queue/softirq cycle.
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