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.xenproject.org (lists.xenproject.org [192.237.175.120]) (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 73FEDC5B549 for ; Fri, 6 Jun 2025 07:34:16 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.1008055.1387270 (Exim 4.92) (envelope-from ) id 1uNRaY-00058t-11; Fri, 06 Jun 2025 07:34:06 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 1008055.1387270; Fri, 06 Jun 2025 07:34:05 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1uNRaX-00058m-TH; Fri, 06 Jun 2025 07:34:05 +0000 Received: by outflank-mailman (input) for mailman id 1008055; Fri, 06 Jun 2025 07:34:05 +0000 Received: from se1-gles-flk1-in.inumbo.com ([94.247.172.50] helo=se1-gles-flk1.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1uNRaX-0004a7-Ct for xen-devel@lists.xenproject.org; Fri, 06 Jun 2025 07:34:05 +0000 Received: from mail-24416.protonmail.ch (mail-24416.protonmail.ch [109.224.244.16]) by se1-gles-flk1.inumbo.com (Halon) with ESMTPS id 9cd0a1bc-42a8-11f0-b894-0df219b8e170; Fri, 06 Jun 2025 09:34:00 +0200 (CEST) X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: 9cd0a1bc-42a8-11f0-b894-0df219b8e170 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=proton.me; s=protonmail; t=1749195239; x=1749454439; bh=0ltrY4YTx1PzxgNm8BeA4OIevlzd0Vv26Vp/6NgNERM=; h=Date:To:From:Cc:Subject:Message-ID:In-Reply-To:References: Feedback-ID:From:To:Cc:Date:Subject:Reply-To:Feedback-ID: Message-ID:BIMI-Selector:List-Unsubscribe:List-Unsubscribe-Post; b=QitM77XUs7G1Kanzggu+daXBgL91Jp/ZWczb4UOG20Cmo92C85TNAH3jdsd+CfEyr HYqOfiklaAr/JLH8u5yNIYZfRLkRHep0JZ0/KfDIHA6i2I1YWZFpW41UkP6z2sN9Yp 4pK1U5uo3kpEznO0eBeH5plGQwKunAuKJhRoVtWkWShmbtv16kgg/stn5x7UEciFH6 JpKOt/fQQ4KIDgaoOPhWXtdlYRD4ZzfBIOoFigMRJprEtuKvVC9IUwP8iBW7DeLsmr fphDLeC/BCc1G9o6NtXlnyVgPkUh3qN8c/pznW5BsNd+HoGmVAsC7NCvxSkVNkFfy6 IHmJOaPTv1IBw== Date: Fri, 06 Jun 2025 07:33:53 +0000 To: Jan Beulich From: dmkhn@proton.me Cc: sstabellini@kernel.org, andrew.cooper3@citrix.com, anthony.perard@vates.tech, julien@xen.org, michal.orzel@amd.com, roger.pau@citrix.com, teddy.astie@vates.tech, dmukhin@ford.com, xen-devel@lists.xenproject.org Subject: Re: [PATCH v5 1/2] xen/domain: introduce common hardware emulation flags Message-ID: In-Reply-To: <8412c795-610b-416e-8d22-4149d2492517@suse.com> References: <20250602191717.148361-1-dmukhin@ford.com> <20250602191717.148361-2-dmukhin@ford.com> <093dc85d-ebf3-4982-8888-db4e7cfd0e45@suse.com> <8412c795-610b-416e-8d22-4149d2492517@suse.com> Feedback-ID: 123220910:user:proton X-Pm-Message-ID: f8640ee5601bd53ca4592b8645f1708040af78b4 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable On Thu, Jun 05, 2025 at 08:44:30AM +0200, Jan Beulich wrote: > On 05.06.2025 03:17, dmkhn@proton.me wrote: > > On Wed, Jun 04, 2025 at 12:36:17PM +0200, Jan Beulich wrote: > >> On 02.06.2025 21:17, dmkhn@proton.me wrote: > >>> From: Denis Mukhin > >>> > >>> Add common emulation_flags for configuring domain emulation features. > >>> > >>> Print d->emulation_flags from 'q' keyhandler for better traceability = while > >>> debugging. > >>> > >>> Signed-off-by: Denis Mukhin > >>> Reviewed-by: Stefano Stabellini > >> > >> It's not becoming clear why this would want doing, nor in how far some= of > >> the bits there may gain "common" meaning, too. Imo this kind of change= is > >> meaningful only in a series where later the common-ness is also used. > > > > I have a set of upcoming changes here: > > https://gitlab.com/xen-project/people/dmukhin/xen/-/tree/vuart-framew= ork?ref_type=3Dheads > > > > Specifically, > > https://gitlab.com/xen-project/people/dmukhin/xen/-/commit/17f44d23c19= 04374963c4ec839bc8219041b5d26 > > > > enables the use of emulation_flags on Arm. > > > > I can move this patch to the upcoming series, if needed, but looks like= it is > > OK to have it for Arm even now. >=20 > Prior to that series making it to a ready-to-be-committed state, it'll be > (effectively) dead code on Arm. Which strictly speaking Misra objects to. > I wonder if you, Stefano, considered that when giving your R-b. >=20 > Further - what about PPC and RISC-V? I have no problem plumbing this patch to the follow on series. Will re-adjust. >=20 > Jan >=20