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 8BD6BC4BA21 for ; Wed, 26 Feb 2020 20:13:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5DD3624670 for ; Wed, 26 Feb 2020 20:13:15 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="acW9weaZ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727443AbgBZUNO (ORCPT ); Wed, 26 Feb 2020 15:13:14 -0500 Received: from mail-pg1-f201.google.com ([209.85.215.201]:50429 "EHLO mail-pg1-f201.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727444AbgBZUNO (ORCPT ); Wed, 26 Feb 2020 15:13:14 -0500 Received: by mail-pg1-f201.google.com with SMTP id 22so271659pgw.17 for ; Wed, 26 Feb 2020 12:13:13 -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=OdYlpv2ga298KF/gq7X6DdauhYrmwjzn6r6GXhMlTFY=; b=acW9weaZrIae64ShTa5DEXYIEHCSozEW83xlO15vq6HZz7lT896h58NTTRaLqWoC7s k1bMAAgi8WvA1wFKjId1/+Ll5xKd9WQkT+6y6HK9qnsgbhszi/ISgG1anfIw+XHwrx6P g8fmZ9reIo+9h5uRKerCgiySOvBnElWo4BdxajxOKjCiICGesrN0Zz905P9xZSyzUJBZ xWEjALDxGkib9/A2tuisAFDmIraTKHsbABUh2zZ+eFtVFY7fzETic0Gc4Yf5SIYrWtv1 UaIMXdKXvD00EYoWuDMHKcF8sNu7JSTa7TW1HTZMLnUBJRA6GPBe+t0J7jvhFpcz00rS GsdQ== 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=OdYlpv2ga298KF/gq7X6DdauhYrmwjzn6r6GXhMlTFY=; b=Pg+IOjc+7UBzgQAp2PmkfdbEkNPk1GtDsOm+55OBFMG627xFJF1uBs7Neis+Uly/5K IFYwMTCby6YVvqoinMt96YGIgDynkMAPLiWmY43uxMIKIdvJeZpdjnzZ/5+NvzlBmJxW tjCDYvD8nFviLuV1sdyQW2r8Afae+GxtlNfLTx0umKEXIpExC3UIAxWn6o1C34vt9+WW CUnaC2GLp6lzWB/rckuYfOKKoIktqtk6pEQ0FKddJaXmFIdpiW3gYbVLr8fGVXF3HMmG P/BJwkl8i3uL7QPcy6Qp1nITGtYzFe+Uq2isJOiAN9VXjJM8j6h34mU1LxwLrm7x034H WxZA== X-Gm-Message-State: APjAAAWZU92JmnDHZWd3Y6FszgRvKXx82trETVgKm2FAdo1DPJ5EGEck qSMye9hf9tJdIMM8NteaINdNkQT8PrLgU6ZnIbH6NAb90XecpF0nr2w7HEKi01o61VjrBqUtefw 2eF+T6gX00VI3wvRKOSG/8TcM3rrH4Adny4KCGC4LiuOWKz4TAGstbQ== X-Google-Smtp-Source: APXvYqzsj4/uYcHspUiV1VEsrYEp8PRW3TP7VSa28A4OliGP9du6wxTK7mxr1vR1v4V8gze6uohOVT9FKw== X-Received: by 2002:a63:360a:: with SMTP id d10mr510305pga.366.1582747992896; Wed, 26 Feb 2020 12:13:12 -0800 (PST) Date: Wed, 26 Feb 2020 12:12:40 -0800 In-Reply-To: <20200226201243.86988-1-morbo@google.com> Message-Id: <20200226201243.86988-5-morbo@google.com> Mime-Version: 1.0 References: <20200226094433.210968-1-morbo@google.com> <20200226201243.86988-1-morbo@google.com> X-Mailer: git-send-email 2.25.1.481.gfbce0eb801-goog Subject: [kvm-unit-tests PATCH v3 4/7] svm: change operand to output-only for matching constraint From: Bill Wendling To: kvm@vger.kernel.org Cc: pbonzini@redhat.com, oupton@google.com, drjones@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 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)) -- 2.25.1.481.gfbce0eb801-goog