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=-0.8 required=3.0 tests=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 294FBC433E0 for ; Fri, 15 May 2020 15:01:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 09F34207BB for ; Fri, 15 May 2020 15:01:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726494AbgEOPBy (ORCPT ); Fri, 15 May 2020 11:01:54 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39528 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1726163AbgEOPBx (ORCPT ); Fri, 15 May 2020 11:01:53 -0400 Received: from Galois.linutronix.de (Galois.linutronix.de [IPv6:2a0a:51c0:0:12e:550::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 65B2AC061A0C for ; Fri, 15 May 2020 08:01:53 -0700 (PDT) Received: from p5de0bf0b.dip0.t-ipconnect.de ([93.224.191.11] helo=nanos.tec.linutronix.de) by Galois.linutronix.de with esmtpsa (TLS1.2:DHE_RSA_AES_256_CBC_SHA256:256) (Exim 4.80) (envelope-from ) id 1jZbpr-0002t8-W1; Fri, 15 May 2020 17:01:16 +0200 Received: by nanos.tec.linutronix.de (Postfix, from userid 1000) id E39B6100606; Fri, 15 May 2020 17:01:04 +0200 (CEST) From: Thomas Gleixner To: Andy Lutomirski Cc: LKML , X86 ML , "Paul E. McKenney" , Andy Lutomirski , Alexandre Chartre , Frederic Weisbecker , Paolo Bonzini , Sean Christopherson , Masami Hiramatsu , Petr Mladek , Steven Rostedt , Joel Fernandes , Boris Ostrovsky , Juergen Gross , Brian Gerst , Mathieu Desnoyers , Josh Poimboeuf , Will Deacon Subject: Re: [patch V4 part 4 23/24] x86/entry: Provide IDTENTRY_DF In-Reply-To: References: <20200505134926.578885807@linutronix.de> <20200505135315.583415264@linutronix.de> Date: Fri, 15 May 2020 17:01:04 +0200 Message-ID: <87d075dyz3.fsf@nanos.tec.linutronix.de> MIME-Version: 1.0 Content-Type: text/plain X-Linutronix-Spam-Score: -1.0 X-Linutronix-Spam-Level: - X-Linutronix-Spam-Status: No , -1.0 points, 5.0 required, ALL_TRUSTED=-1,SHORTCIRCUIT=-0.0001 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Andy Lutomirski writes: > On Tue, May 5, 2020 at 7:16 AM Thomas Gleixner wrote: >> >> Provide a separate macro for #DF as this needs to emit paranoid only code >> and has also a special ASM stub in 32bit. > > Acked-by: Andy Lutomirski > > but... maybe it would be cleaner just to open-code all of this in the > next patch? This is a lot of macro to do nothing at all. Well, yes and no. The point is that we really want to have all idt entries marked IDENTRY_ and have the prototypes including the XEN variants generated. Thanks, tglx