netdev - Re: [RFC PATCH 00/17] virtual-bus

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Message-ID: <49D4ED29.3000806@redhat.com>
Date:	Thu, 02 Apr 2009 19:51:53 +0300
From:	Avi Kivity <avi@...hat.com>
To:	Herbert Xu <herbert@...dor.apana.org.au>
CC:	Gregory Haskins <ghaskins@...ell.com>,
	Patrick Mullaney <pmullaney@...ell.com>, anthony@...emonkey.ws,
	andi@...stfloor.org, Peter Morreale <PMorreale@...ell.com>,
	rusty@...tcorp.com.au, agraf@...e.de, kvm@...r.kernel.org,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [RFC PATCH 00/17] virtual-bus

Herbert Xu wrote:
> On Thu, Apr 02, 2009 at 06:49:22PM +0300, Avi Kivity wrote:
>   
>> I still think you want one MSI per device rather than one MSI per vbus,  
>> to avoid scaling problems on large guest.  After Herbert's let loose on  
>> the code, one MSI per queue.
>>     
>
> Yes, one MSI per TX queue, and one per RX queue :)
>
>   

We're currently limited to 1024, so go wild :)

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