From patchwork Wed Dec 19 13:44:40 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Robert Hoo X-Patchwork-Id: 10737285 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D3FCD924 for ; Wed, 19 Dec 2018 13:46:35 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C552D2A90F for ; Wed, 19 Dec 2018 13:46:35 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id B8E132A91E; Wed, 19 Dec 2018 13:46:35 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 6856C2A90F for ; Wed, 19 Dec 2018 13:46:34 +0000 (UTC) Received: from localhost ([::1]:60259 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gZcBE-0004wm-Sj for patchwork-qemu-devel@patchwork.kernel.org; Wed, 19 Dec 2018 08:46:32 -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 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False 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 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.56,372,1539673200"; d="scan'208";a="119667724" 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 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+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP 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[] = { 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] = - 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, From patchwork Wed Dec 19 13:44:41 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Robert Hoo X-Patchwork-Id: 10737287 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 303F114E2 for ; Wed, 19 Dec 2018 13:46:40 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 203E82A90F for ; Wed, 19 Dec 2018 13:46:40 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 111242A91A; Wed, 19 Dec 2018 13:46:40 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id B30452A90F for ; Wed, 19 Dec 2018 13:46:39 +0000 (UTC) Received: from localhost ([::1]:60260 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gZcBK-00051l-VM for patchwork-qemu-devel@patchwork.kernel.org; Wed, 19 Dec 2018 08:46:39 -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 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False 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 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.56,372,1539673200"; d="scan'208";a="119667729" 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 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+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP 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_WORDS] = { 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]; #define CPUID_7_0_EDX_AVX512_4VNNIW (1U << 2) /* AVX512 Neural Network Instructions */ #define CPUID_7_0_EDX_AVX512_4FMAPS (1U << 3) /* AVX512 Multiply Accumulation 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 Bypass Disable */