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 X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 67BF5C433DF for ; Mon, 3 Aug 2020 07:46:44 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 32DB0206E2 for ; Mon, 3 Aug 2020 07:46:44 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="BPB9deDJ" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 32DB0206E2 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:45068 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1k2VBE-0003wY-44 for qemu-devel@archiver.kernel.org; Mon, 03 Aug 2020 03:46:44 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:34208) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1k2VAb-0003Rd-0N for qemu-devel@nongnu.org; Mon, 03 Aug 2020 03:46:05 -0400 Received: from us-smtp-delivery-1.mimecast.com ([205.139.110.120]:26384 helo=us-smtp-1.mimecast.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1k2VAZ-0007z8-9w for qemu-devel@nongnu.org; Mon, 03 Aug 2020 03:46:04 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1596440761; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=m8/EtZVdTdC6zzqrIgNu+9xiwRHKuOMGJNfySNRwI+g=; b=BPB9deDJdS/E8bNZ1rzrKl2/mYZ+Ce2HlGtZiLbQ/DnGkdxz1gODyZS1F6lsAT9g9lcvuz CcUPtT0Ir9aff8ga87oFjuvfht8hbw8aSbDB5/7L/mVGeavpU5AANrmCsRZ/hdKvBSo9Gs gxsEwBUPhwZGsq3u53yaBjaMUUGvq18= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-480-aW9_7Cc-Mm-6Ai6GslKlpw-1; Mon, 03 Aug 2020 03:45:59 -0400 X-MC-Unique: aW9_7Cc-Mm-6Ai6GslKlpw-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 8FF3318C63C1; Mon, 3 Aug 2020 07:45:58 +0000 (UTC) Received: from blackfin.pond.sub.org (ovpn-112-143.ams2.redhat.com [10.36.112.143]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 387A871904; Mon, 3 Aug 2020 07:45:49 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id C1FFB1132FD2; Mon, 3 Aug 2020 09:45:47 +0200 (CEST) From: Markus Armbruster To: Paolo Bonzini Subject: Re: [PATCH] schemas: Add vim modeline References: <20200729185024.121766-1-abologna@redhat.com> <87ime52wxd.fsf@dusky.pond.sub.org> <20200730093732.GB3477223@redhat.com> <87k0ylz0ep.fsf@dusky.pond.sub.org> <20200730132446.GL3477223@redhat.com> <875za33ku1.fsf@dusky.pond.sub.org> <20200731150738.GB3660103@redhat.com> <03bb7822-20a0-2945-6c86-1d5f1b2a01d9@redhat.com> <6ceef1ab-5078-d77e-6e6c-4e1bfc01418a@redhat.com> Date: Mon, 03 Aug 2020 09:45:47 +0200 In-Reply-To: (Paolo Bonzini's message of "Fri, 31 Jul 2020 20:01:09 +0200") Message-ID: <87mu3ci34k.fsf@dusky.pond.sub.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.3 (gnu/linux) MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain Received-SPF: pass client-ip=205.139.110.120; envelope-from=armbru@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/08/03 01:24:44 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, 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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "Daniel P. =?utf-8?Q?Berrang=C3=A9?=" , Eduardo Habkost , qemu-block@nongnu.org, "Michael S. Tsirkin" , Jason Wang , Juan Quintela , qemu-devel@nongnu.org, Yuval Shaia , Gerd Hoffmann , Andrea Bolognani , =?utf-8?Q?Marc-Andr=C3=A9?= Lureau , John Snow , Michael Roth , "Dr. David Alan Gilbert" , Stefan Berger Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Paolo Bonzini writes: > On 31/07/20 19:53, John Snow wrote: >> You have misunderstood me. >> >> The critique I am relaying, but not raising, is that we already use a >> custom JSON parser in two or more places, and so replacing one instance >> of this with a new format actually complicates QEMU instead of >> simplifies it. >> >> I disagree with this concern on the premise that moving one non-standard >> JSON usage to a standard usage is a win because it reduces the total >> number of instances of proprietary formats. >> >> Further, if we remove ALL instances of proprietary JSON, then we're back >> to the same level of complexity internally, but with a reduced level of >> complexity for outside observers. > > I think we should first build a consensus on using "real" JSON (plus > Javascript comments) for the schema, which is easy, and then somebody > can try his hands at removing the custom JSON parser. > > I wouldn't conflate the QMP and schema parsers. For example, QMP does > not need comments and schemas don't need either bigints or printf-style > % interpolation. Seconded. QAPI schema syntax and the QMP syntax are totally separate. Heck, the whole *languages* are. They happen to use vaguely similar concrete syntax, a bit like C, Java and JavaScript do. That's all. Let's keep this thread focused on the QAPI schema language.