From mboxrd@z Thu Jan 1 00:00:00 1970 From: Anthony Liguori Subject: Re: [Qemu-devel] Re: virtio-serial: An interface for host-guest communication Date: Mon, 03 Aug 2009 14:57:01 -0500 Message-ID: <4A77410D.4090804@codemonkey.ws> References: <1248717876-17630-1-git-send-email-amit.shah@redhat.com> <4A6E0C9E.10908@codemonkey.ws> <20090727203214.GG15020@redhat.com> <20090727204627.GA32432@shareable.org> <4A6E3BDC.8050101@codemonkey.ws> <20090728140029.GA16067@amd.home.annexia.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: Amit Shah , qemu-devel@nongnu.org, kvm@vger.kernel.org, virtualization@lists.linux-foundation.org To: "Richard W.M. Jones" Return-path: Received: from rv-out-0506.google.com ([209.85.198.233]:9456 "EHLO rv-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754726AbZHCT5H (ORCPT ); Mon, 3 Aug 2009 15:57:07 -0400 Received: by rv-out-0506.google.com with SMTP id f6so1095617rvb.1 for ; Mon, 03 Aug 2009 12:57:06 -0700 (PDT) In-Reply-To: <20090728140029.GA16067@amd.home.annexia.org> Sender: kvm-owner@vger.kernel.org List-ID: Richard W.M. Jones wrote: > On Mon, Jul 27, 2009 at 06:44:28PM -0500, Anthony Liguori wrote: > >> It really suggests that you need _one_ vmchannel that's exposed to >> userspace with a single userspace daemon that consumes it. >> > > ... or a more flexible API. I don't like having fixed /dev/vmch* > devices either. > Have you considered using a usb serial device? Something attractive about it is that a productid/vendorid can be specified which means that you can use that as a method of enumerating devices. Hot add/remove is supported automagically. Regards, Anthony Liguori