From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rusty Russell Subject: Re: virtio implementation? Date: Wed, 18 Jul 2007 09:42:41 +1000 Message-ID: <1184715761.10380.37.camel@localhost.localdomain> References: <469C89BD0200005A00027AE1@mcclure.wal.novell.com> <64F9B87B6B770947A9F8391472E032160CC163F7@ehost011-8.exch011.intermedia.net> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org To: Dor Laor Return-path: In-Reply-To: <64F9B87B6B770947A9F8391472E032160CC163F7-yEcIvxbTEBqsx+V+t5oei8rau4O3wl8o3fe8/T/H7NteoWH0uzbU5w@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: kvm.vger.kernel.org On Tue, 2007-07-17 at 06:31 -0700, Dor Laor wrote: > >Hi Rusty, > > I was curious if there are any implementations of your virtio > >substrate for KVM yet? And if not, I can offer help to get this done > as > >I have an immediate need for a ring-buffer like PV channel. > > > >Regards, > >-Greg > > Actually I was planning of doing it. I'm maintaining our not-merged PV > network drivers branch > [started by Ingo Molnar]. > Since they already contain a ring + network logic I though of dropping > the front end > part and hooking with virtio. > I also want to add/use virtio layer for the host side - KVM, Xen and > lguest all have Linux host > backend it makes logic to use a generic host drivers for > networking/block device too. > Actually this is my KVM forum presentation. OK, I've been working on GSO for virtio net. I'll post once I have it tested. > You're welcome to rip my ring code ;) > > btw: Rusty - what do you think of virtio for the host? You mean backend? For networking it makes a great deal of sense. For block it makes far less sense (COW, weird formats, etc). Cheers, Rusty. ------------------------------------------------------------------------- This SF.net email is sponsored by DB2 Express Download DB2 Express C - the FREE version of DB2 express and take control of your XML. No limits. Just data. Click to get it now. http://sourceforge.net/powerbar/db2/