From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id CEC66C4332F for ; Tue, 13 Dec 2022 14:18:16 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1p566b-0007TR-0s; Tue, 13 Dec 2022 09:18:01 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1p566V-0007Rw-Pu for qemu-devel@nongnu.org; Tue, 13 Dec 2022 09:17:55 -0500 Received: from mail-yw1-x112e.google.com ([2607:f8b0:4864:20::112e]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1p566T-0002CE-Uo for qemu-devel@nongnu.org; Tue, 13 Dec 2022 09:17:55 -0500 Received: by mail-yw1-x112e.google.com with SMTP id 00721157ae682-3f15a6f72d0so193317247b3.1 for ; Tue, 13 Dec 2022 06:17:53 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=KyIcWKimQRoiILHSeWTXxmva6rPPGIznXNGujBbj7MI=; b=o67D+smxhsLSEQ1LULBdQryW9iTwlDKqVCj4+PyDAOg6C7Fm2kr4Jrf6wtMO24Muac LjcKa5f1/8BAgsraKUJeaF+g3w2el2HIkEhQQlUHjulZf5snN9ZJ9RMbJQ3FgrOR/qgF Y496zL4HF7r/fm5AOC3TMMFoStk8OdpWmrU8qi0ZQXTjmVYJkAPIXIOqXgDzAI/LemE4 0tdRTF93EDrGjK4kmocEVE6FHmCo+PxucyJZTtkyATmEWuz9JP4c6xE4uNQnxNPcRRIi iFksR1vG/CgSkda8UDMAUwWO3WW4OttdeapHoSkrxrqt2GJz9PbqttccOXew8gxl8t9B c3WA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=KyIcWKimQRoiILHSeWTXxmva6rPPGIznXNGujBbj7MI=; b=MpxWJ8qJHog36YcHEKJhfv81s49B/m7KfiSdteWpyXV0plBVBXZU7IslgPS98ajesi h8FeFQGGKBGW1T6LcdIiDTGITvnsc/7M7LQYfU3nZYW8exZd66QdCqyHe8h1KlHxTW0v /TPWkmaL8/fIp1yzXjYio3qqHC3p4EzV5i8qO9nP92wjE+aca0SE4lq8hIM9QqgMUt/D 5PQt+DunroXdpcOKu+lCzVo8yjLwJWB4aweMVc4edKJelojv3uQkfCmAnBYTcXM0NcWd yLfewaMokFzqaXWdy0pCVndQgXDr1AzoFv0Catc1giO48HwGNXvB6rS8QlZcnj3piv1b JIrg== X-Gm-Message-State: ANoB5pl8+jfraQ2YcktHAz0bDb2RsGLvLmpiXYf0EG8jWdhadO9Yys26 ynISAPjuufJ5bsveW+T1Y+Nedr/IT1eOlYyu4cQ= X-Google-Smtp-Source: AA0mqf7/cFsLsUQRno7NpggMAIgSi4tHsWkW3ZInoSp3kRmDvO8SOMUTaSoHiI+kdOYodkaNMeF6Vf5LLqsLZ8DRHeM= X-Received: by 2002:a0d:f101:0:b0:3ef:23fb:124b with SMTP id a1-20020a0df101000000b003ef23fb124bmr18107795ywf.111.1670941072723; Tue, 13 Dec 2022 06:17:52 -0800 (PST) MIME-Version: 1.0 References: <936e1ac4-cef8-08b4-c688-e5b1e057208b@linaro.org> <1ac96aab-c5c4-b539-956c-d2923e6d8602@linaro.org> In-Reply-To: <1ac96aab-c5c4-b539-956c-d2923e6d8602@linaro.org> From: Stefan Hajnoczi Date: Tue, 13 Dec 2022 09:17:40 -0500 Message-ID: Subject: Re: Single system binary & Dynamic machine model (KVM developers conference call 2022-12-13) To: =?UTF-8?Q?Philippe_Mathieu=2DDaud=C3=A9?= Cc: =?UTF-8?Q?Daniel_P=2E_Berrang=C3=A9?= , John Snow , Mark Burton , "Dr. David Alan Gilbert" , Paolo Bonzini , Markus Armbruster , Eduardo Habkost , "Edgar E. Iglesias" , Thomas Huth , Juan Quintela , Bernhard Beschow , Brian Cain , Warner Losh , Luc Michel , Paul Walmsley , Alessandro Di Federico , =?UTF-8?Q?C=C3=A9dric_Le_Goater?= , LIU Zhiwei , Jim Shu , Richard Henderson , Alistair Francis , =?UTF-8?B?QWxleCBCZW5uw6ll?= , Anton Johansson , Michal Privoznik , Kevin Wolf , Peter Maydell , "Denis V. Lunev" , Cleber Rosa , Eduardo Habkost , qemu-devel , =?UTF-8?B?TWFyYy1BbmRyw6kgTHVyZWF1?= , Dominik Csapak , Christophe de Dinechin , Gerd Hoffmann , Kashyap Chamarthy , Mark Cave-Ayland , Jagannathan Raman , Elena Ufimtseva , John G Johnson , Dongli Zhang , afaerber@suse.de, andrea.arcangeli@redhat.com, bazulay@redhat.com, bbauman@redhat.com, cjia@nvidia.com, cw@f00f.org, digitaleric@google.com, dustin.kirkland@canonical.com, Eric Blake , Eric Auger , felipe@nutanix.com, iggy@theiggy.com, Jan Kiszka , Jason Gunthorpe , jidong.xiao@gmail.com, jjherne@linux.vnet.ibm.com, Joao Martins , mburton@qti.qualcom.com, mdean@redhat.com, mimu@linux.vnet.ibm.com, z.huo@139.com, zwu.kernel@gmail.com, Laurent Vivier Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass client-ip=2607:f8b0:4864:20::112e; envelope-from=stefanha@gmail.com; helo=mail-yw1-x112e.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On Tue, 13 Dec 2022 at 09:08, Philippe Mathieu-Daud=C3=A9 wrote: > > On 12/12/22 00:41, Philippe Mathieu-Daud=C3=A9 wrote: > > Hi, > > > > In the last years we had few discussions on "simplifying" QEMU (system > > emulation / virtualization), in particular for the "management layer". > > > > Some of us are interested in having QEMU able to dynamically create > > machine models. Mark Burton's current approach is via a Python script > > which generates QMP commands. This is just another case of "management > > layer". > > > > Various problems have been raised regarding the current limitations of > > QEMU's APIs. We'd like to remember / get a broader idea on these limits > > and look at some ideas / proposals which have been discussed / posted > > on this list. > > > > Feel free to complete your thoughts on this public etherpad: > > https://etherpad.opendev.org/p/qemu-emulation-bof%402022-12-13 > > > > Topic I remember which can be good starters: > > > > - Current limitations of QAPI (& QMP) model (Markus Armbruster) > > > > - Adding a new qemu-runtime-$TARGET / QMP-only binary without today's > > limitations (Daniel P. Berrang=C3=A9 & Paolo Bonzini) > > > > - Problem with x-exit-preconfig, reworking MachinePhaseInit state > > machine (Paolo Bonzini) > > > > Markus / Daniel / Paolo expressed their ideas on the list (the > > historical threads are referenced in the etherpad) so reading the > > relevant threads before the call will help to get in the topic. > > These people don't have to be in the call, but if they can attend > > that would be very nice :) > > > > The call will be Tuesday, December 13 at 3pm CET on this Bluejeans link= : > > http://bluejeans.com/quintela > We moved the call here: > > https://teams.microsoft.com/_#/pre-join-calling/19:meeting_MjU2NDhkOGYtOG= Y5ZC00MzRjLWJjNjgtYWI2ODQxZGExMWNj@thread.v2 Please use a video conferencing system that allows people to join without logging in and works across browsers. I gave up on Teams. Stefan