netdev - Re: [Xen-devel] [PATCH 0/4] [Net] Support Xen accelerated network plugin modules

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Date:	Mon, 21 May 2007 11:28:45 +0100
From:	Kieran Mansley <kmansley@...arflare.com>
To:	Jun Koi <junkoi2004@...il.com>
Cc:	xen-devel@...ts.xensource.com, muli@...ibm.com,
	netdev@...r.kernel.org, herbert@...dor.apana.org.au
Subject: Re: [Xen-devel] [PATCH 0/4] [Net] Support Xen accelerated network
	plugin modules

On Mon, 2007-05-21 at 19:02 +0900, Jun Koi wrote:
> On 5/18/07, Kieran Mansley <kmansley@...arflare.com> wrote:
> > This set of patches provides the hooks and support necessary for
> > accelerated network plugin modules to attach to Xen's netback and
> > netfront.  These modules provide a fast path for network traffic where
> > there is hardware support available for the netfront driver to send and
> > receive packets directly to a NIC (such as those available from
> > Solarflare).
> >
> 
> Hi Kieran,
> 
> This is interesting. Just a question: is this possible for more than 1
> domain to access directly to NIC, or at a time only 1 domain can do
> that?

Many domains can directly access the NIC at the same time.  The number
of virtual interfaces that can be created would depend on what NIC
hardware you're using.  

Kieran

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