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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id AE1DBC00140 for ; Thu, 18 Aug 2022 17:26:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1345078AbiHRR0V (ORCPT ); Thu, 18 Aug 2022 13:26:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42150 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344942AbiHRR0N (ORCPT ); Thu, 18 Aug 2022 13:26:13 -0400 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F21794D24F for ; Thu, 18 Aug 2022 10:26:05 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1660843564; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Kaf0MkKhKvnMfHmWNydWqWYsE73+Hvoylc8uSsXc2Yc=; b=h3jQhyaogZb2rJuIjO3QDjWtGvwOOna2nCWbfYtnzf2Dz7lqAIjryUZGzJnTIxPwPq/gno 4XQ2av4dNHYLNGxH84xNET51rbX1LgqZ10wrf91W9tzeBcdwzU/T+imyA3EwvCYmvXVF9C c95Qn8N9lL1MmtMw/U7v5Z5ZBT9cMn4= Received: from mail-ej1-f69.google.com (mail-ej1-f69.google.com [209.85.218.69]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_128_GCM_SHA256) id us-mta-447-XclQCTj0PZWc4MQYsvfxyQ-1; Thu, 18 Aug 2022 13:26:00 -0400 X-MC-Unique: XclQCTj0PZWc4MQYsvfxyQ-1 Received: by mail-ej1-f69.google.com with SMTP id gs35-20020a1709072d2300b00730e14fd76eso909148ejc.15 for ; Thu, 18 Aug 2022 10:26:00 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc; bh=Kaf0MkKhKvnMfHmWNydWqWYsE73+Hvoylc8uSsXc2Yc=; b=nW5ucL9q9HbbKZLIyJFqCsV5ZNKkGxjpGMQuHyYnsuP6XKiRVmEnP/kzydzNTVDwUi syLBpzSU5+zBzQq7N1cCR+FQqkEr1rFgUPQg55GjB87VcxS4qGKOqXyAqhpqufOtOoH/ DARBdF833gdUh711R0Xb/YzxknMtmYwNO+tAUYcHl+9gjgnQao35p57ZcLXdh4ScSmXT 8VSpNWoljxFGF6IL0FsU2qE2Jz5xQJlHHffXpbYOzx6wktedsBblf3z7mWnLq1fTu20q YNochekHy3zQonEnGd05aG4OjY4R3cVYgd93+Yx7U6eRj4HHlM47iEK2wR3Q9BhHC6KN 8gRg== X-Gm-Message-State: ACgBeo1gcbExe3eMaS8psZmRL50d19Ut9xnLIetv8ZvD/CroUbBkeLlE tXNakeaLNtbeQQ59pFcoul2ZDis2BxAR8eBJkFFK5m1yDVABfIPzXWYFLYP5sP1EYD5jvKEKvJk 7KVUmXL9wDLMwvycOYJ16T/xl X-Received: by 2002:a05:6402:1294:b0:445:eb35:1af3 with SMTP id w20-20020a056402129400b00445eb351af3mr2958951edv.392.1660843559109; Thu, 18 Aug 2022 10:25:59 -0700 (PDT) X-Google-Smtp-Source: AA6agR4+hQY/Uhq0AS9HRrx7LJQnY88Hi3zEbNhJMMPdUiDld7WQHe7G2JdILyjpMqvKN/cboEN/lw== X-Received: by 2002:a05:6402:1294:b0:445:eb35:1af3 with SMTP id w20-20020a056402129400b00445eb351af3mr2958937edv.392.1660843558908; Thu, 18 Aug 2022 10:25:58 -0700 (PDT) Received: from ?IPV6:2001:b07:6468:f312:9af8:e5f5:7516:fa89? ([2001:b07:6468:f312:9af8:e5f5:7516:fa89]) by smtp.googlemail.com with ESMTPSA id m5-20020a50cc05000000b0043cf2e0ce1csm1459332edi.48.2022.08.18.10.25.57 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 18 Aug 2022 10:25:58 -0700 (PDT) Message-ID: <64365019-57dc-b449-8178-30428e09adf8@redhat.com> Date: Thu, 18 Aug 2022 19:25:57 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.12.0 Subject: Re: [PATCH 0/3] x86/kvm, objtool: Fix KVM "missing ENDBR" bug Content-Language: en-US To: Josh Poimboeuf , x86@kernel.org Cc: linux-kernel@vger.kernel.org, Pengfei Xu , "Yang, Weijiang" , "Su, Heng" , Peter Zijlstra References: From: Paolo Bonzini In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 8/18/22 17:53, Josh Poimboeuf wrote: > Fix the "missing ENDBR" KVM bug, along with a couple of preparatory > patches. > > Josh Poimboeuf (3): > x86/ibt, objtool: Add IBT_NOSEAL() > x86/kvm: Simplify FOP_SETCC() > x86/kvm: Fix "missing ENDBR" BUG for fastop functions > > arch/x86/include/asm/ibt.h | 10 ++++++++++ > arch/x86/kvm/emulate.c | 26 ++++++-------------------- > tools/objtool/check.c | 3 ++- > 3 files changed, 18 insertions(+), 21 deletions(-) > Queued, thanks! Paolo