linux-kernel - Re: [ANNOUNCE] Native Linux KVM tool

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Message-ID: <20110403101533.GJ4047@playa.redhat.com>
Date:	Sun, 3 Apr 2011 13:15:34 +0300
From:	Alon Levy <alevy@...hat.com>
To:	Pekka Enberg <penberg@...nel.org>
Cc:	linux-kernel@...r.kernel.org, kvm@...r.kernel.org
Subject: Re: [ANNOUNCE] Native Linux KVM tool

On Sun, Apr 03, 2011 at 01:01:38PM +0300, Pekka Enberg wrote:
> On Sun, 2011-04-03 at 12:01 +0300, Alon Levy wrote:
> > On Thu, Mar 31, 2011 at 08:30:56PM +0300, Pekka Enberg wrote:
> > > Hi all,
> > > 
> > > We’re proud to announce the native Linux KVM tool!
> > > 
> > > The goal of this tool is to provide a clean, from-scratch, lightweight
> > > KVM host tool implementation that can boot Linux guest images (just a
> > > hobby, won't be big and professional like QEMU) with no BIOS
> > > dependencies and with only the minimal amount of legacy device
> > > emulation.
> > > 
> > > Note that this is a development prototype for the time being: there's no
> > > networking support and no graphics support, amongst other missing
> > > essentials.
> > 
> > I've looked at how to add spice to this, the qxl device should be relatively
> > easy to add as it's just another pci device and you already support the virtio
> > block pci device. But to add the spice server library there needs to be some
> > simple fd and timer (i.e. select/epoll) event loop, which I see is missing. Are
> > you planning on adding something like that?
> 
> We have kvm__start_timer() in tools/kvm/kvm.c. Can you use that as a
> base for qxl?
> 

Haven't looked at it close enough yet, but if I can set an arbitrary time
ahead wakeup using it then it's good enough for timers. For waking up as
a result of a socket being ready for read or write I need something else.
Maybe I'm missing something and you already have something like that.

> 			Pekka
> 
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