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=-17.4 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT, USER_IN_DEF_DKIM_WL 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 153D0C4BA0A for ; Wed, 26 Feb 2020 07:45:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DF8D521D7E for ; Wed, 26 Feb 2020 07:45:02 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="PXhC3lkx" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727334AbgBZHpB (ORCPT ); Wed, 26 Feb 2020 02:45:01 -0500 Received: from mail-pf1-f202.google.com ([209.85.210.202]:49759 "EHLO mail-pf1-f202.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727307AbgBZHpB (ORCPT ); Wed, 26 Feb 2020 02:45:01 -0500 Received: by mail-pf1-f202.google.com with SMTP id z17so1494518pfq.16 for ; Tue, 25 Feb 2020 23:45:00 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:in-reply-to:message-id:mime-version:references:subject:from:to :cc; bh=E11peBCBeUkU5QqrM9F+hDGSoXytqmeuQIcQ91AaOag=; b=PXhC3lkx7kzJcBy6Q3o9LjR3kjP+Qb7O7T1Pjc6CF7JJl8lurJ2pRvfGajoRWtjV0B DLBkk9ql1m6PPU+KR7A5Gy1Vo0Tii9gD9esRBzP/G++Uv8qSs16kofc9FrfUDd3zYds0 Kio9RC9B5YEEjcpdI6WGI2mBPxx7HWA53lu7JfeDVoiOk9yr5CadDP1TrfoxsWJrz9kV XiAR9BjpkaF/+Cz30vu0wqNphR1MY3nIxDBMPzOOLyzNhicHNnyccZxUQty8DtoJoTwl h70hV+LWAhoHCi9gj8tEqXcoXCL5IVUbccky7kbed9aGZ9/VXwFA+k3P+ull6JxS4nis +tPA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=E11peBCBeUkU5QqrM9F+hDGSoXytqmeuQIcQ91AaOag=; b=TZ7kKtU3scqr4jKnFenYviT88WkcqHhGnx6Kwan5j12pn+Bo+AqhPKL2JPLBi3fbGQ sEuOd0khD/GLpe3vVcnRSTvIKmEsprdCFLH3xGEP2AjWyQU2PuU6AYC/xxZHxR34l8DQ Eoyr0PIapXU8hxt9ctO/2Ph2DEjVTE06WAmQPSLtFHCrgGtl5c4JCtfFBc1JuDMgoH0t +CfI3KEaAFKYCjxE0uAMELdvUC5WiBlof/gdNqMYU7YfTvU0uLteir6gdAYBNwYDPomF 65Mceyz7NLoVrNGAUyGHCVyq60pMlR04o/o1ox3VXdS3eMnSfVRG2xPn0Iq+a62LrgeA 9VJQ== X-Gm-Message-State: APjAAAUKU0+bGC5zzLl2L1DQyElZ3QGGSRozSGo24Ro5X/Bzl5SkbSYH mgWM970IPKIFy/LweCsZ9dMnjaC8UeTO8JqI96y5f5k+WfUQ6Y9XaKxcimnHx909zx0EI246Src RiuMg7BJVnAqlXoqHrg52vXUuCJhiuQHC54xXOvUiguzWcHoHCYNwJw== X-Google-Smtp-Source: APXvYqwnF4T9oiM0Mq/9sMFYg+ye9CPyJsFfHWxWUaYTEotetUTGSucmt3tgFaUqi3bXPtsizq+glA7jwQ== X-Received: by 2002:a63:1d18:: with SMTP id d24mr2463870pgd.189.1582703099990; Tue, 25 Feb 2020 23:44:59 -0800 (PST) Date: Tue, 25 Feb 2020 23:44:24 -0800 In-Reply-To: <20200226074427.169684-1-morbo@google.com> Message-Id: <20200226074427.169684-5-morbo@google.com> Mime-Version: 1.0 References: <20200226074427.169684-1-morbo@google.com> X-Mailer: git-send-email 2.25.0.265.gbab2e86ba0-goog Subject: [kvm-unit-tests PATCH 4/7] svm: change operand to output-only for matching constraint From: morbo@google.com To: kvm@vger.kernel.org Cc: pbonzini@redhat.com, Bill Wendling Content-Type: text/plain; charset="UTF-8" Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org From: Bill Wendling According to GNU extended asm documentation, "the two operands [of matching constraints] must include one input-only operand and one output-only operand." So remove the read/write modifier from the output constraint. Signed-off-by: Bill Wendling --- x86/svm.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/x86/svm.c b/x86/svm.c index aa3d995..ae85194 100644 --- a/x86/svm.c +++ b/x86/svm.c @@ -288,8 +288,8 @@ static void test_run(struct test *test, struct vmcb *vmcb) "cli \n\t" "stgi" : // inputs clobbered by the guest: - "+D" (the_test), // first argument register - "+b" (the_vmcb) // callee save register! + "=D" (the_test), // first argument register + "=b" (the_vmcb) // callee save register! : [test] "0" (the_test), [vmcb_phys] "1"(the_vmcb), [PREPARE_GIF_CLEAR] "i" (offsetof(struct test, prepare_gif_clear)) -- 2.25.0.265.gbab2e86ba0-goog