On Thu, 2007-04-12 at 10:05 -0500, Anthony Liguori wrote: > Arjan van de Ven wrote: > >>> the pv block driver is in Ingo's -rt tree if you want to look at it. > >>> > >> Glad to know you made it to his tree :) > >> When do you think it can be integrated to mainline kvm? > >> > > > > the biggest gap left is how to associate the virtual file with the host. > > > > Why not drive the backend from userspace?
(nothing in the concept requires it to be in the kernel, it just makes things a lot easier) Because I think the trend forward is to reduce the userspace dependency of kvm, not increase it. And because you add context switches etc etc > Are you using a ring queue to > transmit bio's from the guest to the host? sort of; it's not quite a real ring (I'm using the block layer tagged queueing which is more efficient than a ring actually) > What are you using for > discovery (I assume PCI)? I just added a hypercall to enumerate. Adding a dummy PCI is probably needed for OS installers to auto-load the drivers. > > Could you post a copy of your driver on the list? I think it would be > good to discuss. I'll dig it up -- if you want to mail me at work (you don't), use arjan (at) linux.intel.com Test the interaction between Linux and your BIOS via http://www.linuxfirmwarekit.org ------------------------------------------------------------------------- Take Surveys. Earn Cash. Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys-and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV _______________________________________________ kvm-devel mailing list [EMAIL PROTECTED] https://lists.sourceforge.net/lists/listinfo/kvm-devel