From nobody Sat Nov 8 05:40:39 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=linux.intel.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1545227225426620.3082002719991; Wed, 19 Dec 2018 05:47:05 -0800 (PST) Received: from localhost ([::1]:60259 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gZcBh-0004wm-QE for importer@patchew.org; Wed, 19 Dec 2018 08:47:01 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:48407) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gZc9l-0003wq-Vo for qemu-devel@nongnu.org; Wed, 19 Dec 2018 08:45:02 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gZc9i-0005kH-HG for qemu-devel@nongnu.org; Wed, 19 Dec 2018 08:45:01 -0500 Received: from mga06.intel.com ([134.134.136.31]:35098) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gZc9i-0005eo-4e for qemu-devel@nongnu.org; Wed, 19 Dec 2018 08:44:58 -0500 Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga104.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 19 Dec 2018 05:44:48 -0800 Received: from sqa-gate.sh.intel.com (HELO robert-ivt.tsp.org) ([10.239.48.212]) by FMSMGA003.fm.intel.com with ESMTP; 19 Dec 2018 05:44:47 -0800 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.56,372,1539673200"; d="scan'208";a="119667724" From: Robert Hoo To: pbonzini@redhat.com, rth@twiddle.net, ehabkost@redhat.com, thomas.lendacky@amd.com Date: Wed, 19 Dec 2018 21:44:40 +0800 Message-Id: <1545227081-213696-2-git-send-email-robert.hu@linux.intel.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1545227081-213696-1-git-send-email-robert.hu@linux.intel.com> References: <1545227081-213696-1-git-send-email-robert.hu@linux.intel.com> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 134.134.136.31 Subject: [Qemu-devel] [PATCH 1/2] i386: remove the new CPUID 'PCONFIG' from Icelake-Server CPU model X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: robert.hu@intel.com, qemu-devel@nongnu.org, Robert Hoo Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Signed-off-by: Robert Hoo --- target/i386/cpu.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/target/i386/cpu.c b/target/i386/cpu.c index 677a3bd..b6113d0 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -2613,8 +2613,7 @@ static X86CPUDefinition builtin_x86_defs[] =3D { CPUID_7_0_ECX_AVX512VNNI | CPUID_7_0_ECX_AVX512BITALG | CPUID_7_0_ECX_AVX512_VPOPCNTDQ | CPUID_7_0_ECX_LA57, .features[FEAT_7_0_EDX] =3D - CPUID_7_0_EDX_PCONFIG | CPUID_7_0_EDX_SPEC_CTRL | - CPUID_7_0_EDX_SPEC_CTRL_SSBD, + CPUID_7_0_EDX_SPEC_CTRL | CPUID_7_0_EDX_SPEC_CTRL_SSBD, /* Missing: XSAVES (not supported by some Linux versions, * including v4.1 to v4.12). * KVM doesn't yet expose any XSAVES state save component, --=20 1.8.3.1 From nobody Sat Nov 8 05:40:39 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=linux.intel.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1545227232330586.3357419947982; Wed, 19 Dec 2018 05:47:12 -0800 (PST) Received: from localhost ([::1]:60260 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gZcBp-00051l-QN for importer@patchew.org; Wed, 19 Dec 2018 08:47:09 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:48403) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gZc9l-0003wo-Uy for qemu-devel@nongnu.org; Wed, 19 Dec 2018 08:45:02 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gZc9j-0005kX-9f for qemu-devel@nongnu.org; Wed, 19 Dec 2018 08:45:01 -0500 Received: from mga06.intel.com ([134.134.136.31]:35093) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gZc9i-0005da-SN for qemu-devel@nongnu.org; Wed, 19 Dec 2018 08:44:59 -0500 Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga104.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 19 Dec 2018 05:44:49 -0800 Received: from sqa-gate.sh.intel.com (HELO robert-ivt.tsp.org) ([10.239.48.212]) by FMSMGA003.fm.intel.com with ESMTP; 19 Dec 2018 05:44:48 -0800 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.56,372,1539673200"; d="scan'208";a="119667729" From: Robert Hoo To: pbonzini@redhat.com, rth@twiddle.net, ehabkost@redhat.com, thomas.lendacky@amd.com Date: Wed, 19 Dec 2018 21:44:41 +0800 Message-Id: <1545227081-213696-3-git-send-email-robert.hu@linux.intel.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1545227081-213696-1-git-send-email-robert.hu@linux.intel.com> References: <1545227081-213696-1-git-send-email-robert.hu@linux.intel.com> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 134.134.136.31 Subject: [Qemu-devel] [PATCH 2/2] Revert "i386: Add CPUID bit for PCONFIG" X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: robert.hu@intel.com, qemu-devel@nongnu.org, Robert Hoo Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" This reverts commit 5131dc433df54b37e8e918d8fba7fe10344e7a7b. For new instruction 'PCONFIG' will not be exposed to guest. Signed-off-by: Robert Hoo --- target/i386/cpu.c | 2 +- target/i386/cpu.h | 1 - 2 files changed, 1 insertion(+), 2 deletions(-) diff --git a/target/i386/cpu.c b/target/i386/cpu.c index b6113d0..08d4307 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -1040,7 +1040,7 @@ static FeatureWordInfo feature_word_info[FEATURE_WORD= S] =3D { NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, - NULL, NULL, "pconfig", NULL, + NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, "spec-ctrl", "stibp", NULL, "arch-capabilities", NULL, "ssbd", diff --git a/target/i386/cpu.h b/target/i386/cpu.h index ef41a03..66707d7 100644 --- a/target/i386/cpu.h +++ b/target/i386/cpu.h @@ -692,7 +692,6 @@ typedef uint32_t FeatureWordArray[FEATURE_WORDS]; =20 #define CPUID_7_0_EDX_AVX512_4VNNIW (1U << 2) /* AVX512 Neural Network Ins= tructions */ #define CPUID_7_0_EDX_AVX512_4FMAPS (1U << 3) /* AVX512 Multiply Accumulat= ion Single Precision */ -#define CPUID_7_0_EDX_PCONFIG (1U << 18) /* Platform Configuration */ #define CPUID_7_0_EDX_SPEC_CTRL (1U << 26) /* Speculation Control */ #define CPUID_7_0_EDX_ARCH_CAPABILITIES (1U << 29) /*Arch Capabilities*/ #define CPUID_7_0_EDX_SPEC_CTRL_SSBD (1U << 31) /* Speculative Store Bypa= ss Disable */ --=20 1.8.3.1