From nobody Tue Nov 26 11:30:29 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1708552334244581.1790928158601; Wed, 21 Feb 2024 13:52:14 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rcuSs-0007u8-C9; Wed, 21 Feb 2024 16:49:18 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rcuSr-0007ml-0u; Wed, 21 Feb 2024 16:49:17 -0500 Received: from isrv.corpit.ru ([86.62.121.231]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rcuSp-0007bu-BA; Wed, 21 Feb 2024 16:49:16 -0500 Received: from tsrv.corpit.ru (tsrv.tls.msk.ru [192.168.177.2]) by isrv.corpit.ru (Postfix) with ESMTP id 973114F874; Thu, 22 Feb 2024 00:47:47 +0300 (MSK) Received: from tls.msk.ru (mjt.wg.tls.msk.ru [192.168.177.130]) by tsrv.corpit.ru (Postfix) with SMTP id 40121869F5; Thu, 22 Feb 2024 00:47:25 +0300 (MSK) Received: (nullmailer pid 2339896 invoked by uid 1000); Wed, 21 Feb 2024 21:47:23 -0000 From: Michael Tokarev To: qemu-devel@nongnu.org Cc: qemu-stable@nongnu.org, Xiaoyao Li , Yang Weijiang , Paolo Bonzini , Michael Tokarev Subject: [Stable-7.2.10 24/33] i386/cpu: Clear FEAT_XSAVE_XSS_LO/HI leafs when CPUID_EXT_XSAVE is not available Date: Thu, 22 Feb 2024 00:47:07 +0300 Message-Id: <20240221214723.2339742-24-mjt@tls.msk.ru> X-Mailer: git-send-email 2.39.2 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=86.62.121.231; envelope-from=mjt@tls.msk.ru; helo=isrv.corpit.ru X-Spam_score_int: -68 X-Spam_score: -6.9 X-Spam_bar: ------ X-Spam_report: (-6.9 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_HI=-5, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZM-MESSAGEID: 1708552335274100001 Content-Type: text/plain; charset="utf-8" From: Xiaoyao Li Leaf FEAT_XSAVE_XSS_LO and FEAT_XSAVE_XSS_HI also need to be cleared when CPUID_EXT_XSAVE is not set. Fixes: 301e90675c3f ("target/i386: Enable support for XSAVES based features= ") Signed-off-by: Xiaoyao Li Reviewed-by: Yang Weijiang Message-ID: <20240115091325.1904229-2-xiaoyao.li@intel.com> Cc: qemu-stable@nongnu.org Signed-off-by: Paolo Bonzini (cherry picked from commit 81f5cad3858f27623b1b14467926032d229b76cc) Signed-off-by: Michael Tokarev diff --git a/target/i386/cpu.c b/target/i386/cpu.c index 0f71ff9fea..952fa5780f 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -6114,6 +6114,8 @@ static void x86_cpu_enable_xsave_components(X86CPU *c= pu) if (!(env->features[FEAT_1_ECX] & CPUID_EXT_XSAVE)) { env->features[FEAT_XSAVE_XCR0_LO] =3D 0; env->features[FEAT_XSAVE_XCR0_HI] =3D 0; + env->features[FEAT_XSAVE_XSS_LO] =3D 0; + env->features[FEAT_XSAVE_XSS_HI] =3D 0; return; } =20 --=20 2.39.2