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=-1.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,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 CA0F9C433E0 for ; Thu, 14 May 2020 04:56:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AA4E5206D4 for ; Thu, 14 May 2020 04:56:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1589432178; bh=tS6PKCuuaOVh0/HHtSVgwzL/oCVDFPvX06UPgSGQWhE=; h=References:In-Reply-To:From:Date:Subject:To:Cc:List-ID:From; b=MEz27BXC4p7Wqjp4/3qL/Gto81bKNDAi2/MJUBe1xxeEHDWB21Clzy5nrCqG8/8T4 heE4BV0SR4ADdLUiJKtFIsw39RVhCJI84XZgfnOXld7Afo36mr1exU/wZj6wy/IrnC +B++TuBOYryrttDIpAeKMeZfHjPaIVLkXIVPhdkM= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725967AbgENE4R (ORCPT ); Thu, 14 May 2020 00:56:17 -0400 Received: from mail.kernel.org ([198.145.29.99]:39424 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725794AbgENE4R (ORCPT ); Thu, 14 May 2020 00:56:17 -0400 Received: from mail-wr1-f50.google.com (mail-wr1-f50.google.com [209.85.221.50]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 8420020760 for ; Thu, 14 May 2020 04:56:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1589432176; bh=tS6PKCuuaOVh0/HHtSVgwzL/oCVDFPvX06UPgSGQWhE=; h=References:In-Reply-To:From:Date:Subject:To:Cc:From; b=z6yd1RCNAg146bMIZgBYghDRAwc8CNO0E9GDvv6Y22+HXx7bV9FGw1JGbbLffzfNY p5zT5zxdwQdwayO2C+sm7SXURaZ5Y4KAPetm7j9EjgU4lZrcGyImwlMZkC+ag3osPC 4KTTWpE4kEmlltBfqGJE+TqKQDPgvwsKxo1KqIls= Received: by mail-wr1-f50.google.com with SMTP id l11so2165204wru.0 for ; Wed, 13 May 2020 21:56:16 -0700 (PDT) X-Gm-Message-State: AOAM5303WMVmnGXKR753r7W4fwS758yLEY2b/lrrXOUHPvUN2EaEKktd iGGnIq4o31qZl4aEBptZrHZkfM5WsV/V5w5NeWAP7g== X-Google-Smtp-Source: ABdhPJwtUZFFJakPLlCkH6LG/je1q4bEiHwcCHjYcddMslsCKpxPP5mdKFwD8PzXc3D9vYl+MjTL6h4JitBekxFSjuI= X-Received: by 2002:adf:fe45:: with SMTP id m5mr3019712wrs.257.1589432174795; Wed, 13 May 2020 21:56:14 -0700 (PDT) MIME-Version: 1.0 References: <20200505134354.774943181@linutronix.de> <20200505134906.021552202@linutronix.de> In-Reply-To: <20200505134906.021552202@linutronix.de> From: Andy Lutomirski Date: Wed, 13 May 2020 21:56:03 -0700 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [patch V4 part 3 28/29] x86/entry: Convert SIMD coprocessor error exception to IDTENTRY To: Thomas Gleixner 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 Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, May 5, 2020 at 7:15 AM Thomas Gleixner wrote: > > From: Thomas Gleixner > > Convert #XF to IDTENTRY_ERRORCODE: > - Implement the C entry point with DEFINE_IDTENTRY > - Emit the ASM stub with DECLARE_IDTENTRY > - Handle INVD_BUG in C > - Remove the ASM idtentry in 64bit > - Remove the open coded ASM entry code in 32bit > - Fixup the XEN/PV code > - Remove the old prototyoes > - Remove the RCU warning as the new entry macro ensures correctness > > No functional change. Acked-by: Andy Lutomirski