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=-5.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED, USER_AGENT_SANE_1 autolearn=ham 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 25D52C38A2A for ; Thu, 7 May 2020 19:57:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E0A45208E4 for ; Thu, 7 May 2020 19:57:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=oracle.com header.i=@oracle.com header.b="wE6j7YBw" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727837AbgEGT5p (ORCPT ); Thu, 7 May 2020 15:57:45 -0400 Received: from userp2130.oracle.com ([156.151.31.86]:44262 "EHLO userp2130.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726326AbgEGT5o (ORCPT ); Thu, 7 May 2020 15:57:44 -0400 Received: from pps.filterd (userp2130.oracle.com [127.0.0.1]) by userp2130.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 047Ju5Tf146096; Thu, 7 May 2020 19:56:57 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=subject : to : cc : references : from : message-id : date : mime-version : in-reply-to : content-type : content-transfer-encoding; s=corp-2020-01-29; bh=xGWagjUnNTgLN2Rd77O+rud4vRPHdMaUKotPzqjSQfo=; b=wE6j7YBwgQEy94HWDUmh8eCcVvQPVDwE0H/nH7wLK+pbMEgqS3WI8xdj2cWq919gkwHt KQnHXXGdkp3BxYfUCK3fFGPkYWAHa+u0GhN8cUP9dozRG2+mg9OMS0tTnYQ7CjXADRgJ 2aXhcSN35pxY7LHJSxTNxujhUPV5LQlpn1dXyY4UazM/qUIulTOoC6W7Xk8r8heFiiq4 OQ26EFSI4CKpRrguVFkdA1zJzU1sQxfpz+adr5xat++p0ekebrnV+OyAuaJrvTRYA1AG UBNcF9guxlrBul+guA3az5jAqHcB3wN50B/qvtA95/ZfR9OvWmF29f6yprXp+Yls/K8l vQ== Received: from aserp3030.oracle.com (aserp3030.oracle.com [141.146.126.71]) by userp2130.oracle.com with ESMTP id 30vhvyjj3u-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 07 May 2020 19:56:56 +0000 Received: from pps.filterd (aserp3030.oracle.com [127.0.0.1]) by aserp3030.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 047Jqu4s142980; Thu, 7 May 2020 19:56:56 GMT Received: from userv0121.oracle.com (userv0121.oracle.com [156.151.31.72]) by aserp3030.oracle.com with ESMTP id 30sjdytyfb-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 07 May 2020 19:56:55 +0000 Received: from abhmp0007.oracle.com (abhmp0007.oracle.com [141.146.116.13]) by userv0121.oracle.com (8.14.4/8.13.8) with ESMTP id 047JuqpC010292; Thu, 7 May 2020 19:56:52 GMT Received: from linux.home (/92.157.36.49) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Thu, 07 May 2020 12:56:52 -0700 Subject: Re: [patch V4 part 4 24/24] x86/entry: Convert double fault exception to IDTENTRY_DF To: Thomas Gleixner , LKML Cc: x86@kernel.org, "Paul E. McKenney" , Andy Lutomirski , 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 References: <20200505134926.578885807@linutronix.de> <20200505135315.686797857@linutronix.de> From: Alexandre Chartre Message-ID: Date: Thu, 7 May 2020 21:55:42 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.6.0 MIME-Version: 1.0 In-Reply-To: <20200505135315.686797857@linutronix.de> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9614 signatures=668687 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 spamscore=0 suspectscore=0 mlxscore=0 bulkscore=0 adultscore=0 phishscore=0 mlxlogscore=999 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2003020000 definitions=main-2005070159 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9614 signatures=668687 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 lowpriorityscore=0 mlxlogscore=999 spamscore=0 phishscore=0 impostorscore=0 bulkscore=0 priorityscore=1501 malwarescore=0 mlxscore=0 adultscore=0 suspectscore=0 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2003020000 definitions=main-2005070159 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 5/5/20 3:49 PM, Thomas Gleixner wrote: > Convert #DF to IDTENTRY_DF > - Implement the C entry point with DEFINE_IDTENTRY_DF > - Emit the ASM stub with DECLARE_IDTENTRY_DF on 64bit > - Remove the ASM idtentry in 64bit > - Adjust the 32bit shim code > - Fixup the XEN/PV code > - Remove the old prototyoes > > No functional change. > > Signed-off-by: Thomas Gleixner > For all patches of part 4: Reviewed-by: Alexandre Chartre alex.