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Message-ID: <4BA609E5.40504@redhat.com> Date: Sun, 21 Mar 2010 13:58:29 +0200 From: Avi Kivity <avi@...hat.com> To: "Michael S. Tsirkin" <mst@...hat.com> CC: Sridhar Samudrala <samudrala.sridhar@...il.com>, netdev <netdev@...r.kernel.org>, "kvm@...r.kernel.org" <kvm@...r.kernel.org>, gleb@...hat.com Subject: Re: Unable to create more than 1 guest virtio-net device using vhost-net backend On 03/21/2010 01:34 PM, Michael S. Tsirkin wrote: > On Sun, Mar 21, 2010 at 12:29:31PM +0200, Avi Kivity wrote: > >> On 03/21/2010 12:15 PM, Michael S. Tsirkin wrote: >> >>>>> Nothing easy that I can see. Each device needs 2 of these. Avi, Gleb, >>>>> any objections to increasing the limit to say 16? That would give us >>>>> 5 more devices to the limit of 6 per guest. >>>>> >>>>> >>>>> >>>> Increase it to 200, then. >>>> >>>> >>> OK. I think we'll also need a smarter allocator >>> than bus->dev_count++ than we now have. Right? >>> >>> >> No, why? >> > We'll run into problems if devices are created/removed in random order, > won't we? > unregister_dev() takes care of it. >> Eventually we'll want faster scanning than the linear search we employ >> now, though. >> > Yes I suspect with 200 entries we will :). Let's just make it 16 for > now? > Let's make it 200 and fix the performance problems later. Making it 16 is just asking for trouble. -- error compiling committee.c: too many arguments to function -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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