Received: by 2002:a25:8b12:0:0:0:0:0 with SMTP id i18csp6035173ybl; Tue, 27 Aug 2019 13:25:01 -0700 (PDT) X-Google-Smtp-Source: APXvYqyp9uzqsz3fjsrHp+EZqOkQ5yZCVgd1tTwiffZ+7jD/hCFoVXN2KWIzSRP25BIWzCphTKBs X-Received: by 2002:a17:902:820f:: with SMTP id x15mr691804pln.229.1566937501515; Tue, 27 Aug 2019 13:25:01 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1566937501; cv=none; d=google.com; s=arc-20160816; b=fmGlAA3uVL37VVpwPaS5NzB570FAonNjebzmdPWGHmAXh5QkBDj0ZPJC3+YHcgQ8sZ ktEqDCrX75K8qPouJVlfZZMhJivogcXNvdaJQ59KPCgrCx5yQeGfat6lDIcNpPzy6W1p HkInUMDk0y0jgg+d9wh36nT5FIH4eIAvSqtdHHysuUqGaSTlBKKfqDUgcCQW7d/w8eYR ZPmz07z1H3rh6wmsCUxiXp7peK4vK+xtTiO1y/6Eh2iHU6atIC0ZKr/sAMO2BuG1MVER H7WAMKOeHkzA75xkP11VmyGCyKsdTmcseqVkvDcbtDxzoXw5muvX4ZYZERsA8x2hKIsG /qnQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date; bh=kl03MtcpzTdgOdVsonkOdsksBgmMMfiwDespgI/80sI=; b=dyjDXqz7d6Y4jnHjTPfNIE5Hp8oPtIA3MTnZs28a3bjarrkuL87N1JbGP65cPIsEE2 /j4668P/2qm+QkKuWzA58XKhfWMY9ZYmf7Pf4Kvl7tG/IT2Vprww9GdcIO/ykeBJGsSe NXDDjpdlSwN4hqNHEGP7ZyS6AVkTEVpSGQisIz9Y+LWCrTi37AjrNe78Y1hTfyv66c0A uzoaGtAptkicZsvkw91fwi5ZgtwpcAsRJmquLktotZ234083pFAZNVlYZ2vBWaccmYzF 2XaRqF3zAuqALc6Ovr8fuN70avaP8lSUVummZPRHD0LUhMrxoydxqu1rAG1jkblZcKbZ 4qmA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id s4si251117pfe.173.2019.08.27.13.24.46; Tue, 27 Aug 2019 13:25:01 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731526AbfH0UWV (ORCPT + 99 others); Tue, 27 Aug 2019 16:22:21 -0400 Received: from mga14.intel.com ([192.55.52.115]:30408 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726871AbfH0UWV (ORCPT ); Tue, 27 Aug 2019 16:22:21 -0400 X-Amp-Result: UNKNOWN X-Amp-Original-Verdict: FILE UNKNOWN X-Amp-File-Uploaded: False Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga103.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 27 Aug 2019 13:22:20 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.64,438,1559545200"; d="scan'208";a="355885999" Received: from sjchrist-coffee.jf.intel.com (HELO linux.intel.com) ([10.54.74.41]) by orsmga005.jf.intel.com with ESMTP; 27 Aug 2019 13:22:20 -0700 Date: Tue, 27 Aug 2019 13:22:20 -0700 From: Sean Christopherson To: Liran Alon Cc: Paolo Bonzini , Radim =?utf-8?B?S3LEjW3DocWZ?= , Vitaly Kuznetsov , Wanpeng Li , Jim Mattson , Joerg Roedel , kvm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [RESEND PATCH 08/13] KVM: x86: Move #UD injection for failed emulation into emulation code Message-ID: <20190827202220.GJ27459@linux.intel.com> References: <20190823010709.24879-1-sean.j.christopherson@intel.com> <20190823010709.24879-9-sean.j.christopherson@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Aug 23, 2019 at 04:48:16PM +0300, Liran Alon wrote: > > > > On 23 Aug 2019, at 4:07, Sean Christopherson wrote: > > > > Immediately inject a #UD and return EMULATE done if emulation fails when > > handling an intercepted #UD. This helps pave the way for removing > > EMULATE_FAIL altogether. > > > > Signed-off-by: Sean Christopherson > > I suggest squashing this commit which previous one. Missed this comment first time around... I'd like to keep the two patches separate in this case. Adding the EMULTYPE_TRAP_UD_FORCED flag is a functional change, whereas this patch is purely a refactor.