From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:44006) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aVPSG-0004B7-Qe for qemu-devel@nongnu.org; Mon, 15 Feb 2016 15:09:09 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1aVPSC-0005it-PA for qemu-devel@nongnu.org; Mon, 15 Feb 2016 15:09:08 -0500 Received: from mx1.redhat.com ([209.132.183.28]:41728) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aVPSC-0005ip-JZ for qemu-devel@nongnu.org; Mon, 15 Feb 2016 15:09:04 -0500 Date: Mon, 15 Feb 2016 22:08:59 +0200 From: "Michael S. Tsirkin" Message-ID: <20160215220848-mutt-send-email-mst@redhat.com> References: <20160213181838.GA8842@morn.lan> <20160213115151.542d5d42@t450s.home> <20160213200509.GB16826@morn.lan> <20160213135709.692f9a55@t450s.home> <20160214002032.GA27805@morn.lan> <20160213180331.2aa0d010@t450s.home> <20160215105451.76cf6329@nial.brq.redhat.com> <20160215122023.737c7781@t450s.home> <20160215212558-mutt-send-email-mst@redhat.com> <20160215195041.GA17899@morn.lan> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20160215195041.GA17899@morn.lan> Subject: Re: [Qemu-devel] [RFC PATCH v3 3/3] fw/pci: Allocate IGD stolen memory List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Kevin O'Connor Cc: kvm@vger.kernel.org, seabios@seabios.org, allen.m.kay@intel.com, qemu-devel@nongnu.org, Alex Williamson , Igor Mammedov On Mon, Feb 15, 2016 at 02:50:41PM -0500, Kevin O'Connor wrote: > On Mon, Feb 15, 2016 at 09:29:26PM +0200, Michael S. Tsirkin wrote: > > I can build a generic interface to pass addresses > > allocated by bios back to QEMU. It looks like this would > > be useful for other purposes as well. Interested? > > If this is undertaken, I suggest extending fw_cfg to support "writable > files" instead of introducing a whole new interface. > > -Kevin Exactly, this is what I had in mind. -- MST