From nobody Tue Feb 10 04:17:18 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) client-ip=66.175.222.108; envelope-from=bounce+27952+111446+1787277+3901457@groups.io; helo=mail02.groups.io; Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce+27952+111446+1787277+3901457@groups.io; dmarc=fail(p=none dis=none) header.from=intel.com ARC-Seal: i=1; a=rsa-sha256; t=1700454083; cv=none; d=zohomail.com; s=zohoarc; b=nKNOB9+BUr6rTa8nbOSKQoVq3MSNxOnAi7c/kRWIzTGej9K4hIxOHy9via6m6L2mkN6UeYHgOBAX3b5x0Jwj+tNhaELZfBKeIV60OhoOPpXOLIaLJvrgzPQ5aMDQVvf0lFmrOmcEwKu5jTqohZg34DpQ36l6CclPonIj1w3r+8w= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1700454083; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Id:List-Help:List-Unsubscribe:MIME-Version:Message-ID:Reply-To:Reply-To:References:Sender:Subject:Subject:To:To:Message-Id; bh=Y7YcpTREccW6scolH/UQGTcQX7yZTRQFSWHSpRP3NcI=; b=XTlA2zUOM9Kl5MOaJTOw9oyuEvS1WWDNES3bDV/ivierQnI4bI5/kg+Dg9AYqskmfAEaWFrbhAa+RHJlqya77qKp2jaH3+KB0kKdOBVbdJBQxhNWTS3dZFER7QD6Mwy6pEGvzhNy1nfCP9MVPmbEr60QS4l7y1OtxFLqc9dIkBs= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce+27952+111446+1787277+3901457@groups.io; dmarc=fail header.from= (p=none dis=none) Received: from mail02.groups.io (mail02.groups.io [66.175.222.108]) by mx.zohomail.com with SMTPS id 1700454083145481.4901344065139; Sun, 19 Nov 2023 20:21:23 -0800 (PST) Return-Path: DKIM-Signature: a=rsa-sha256; bh=BbP7Gn2eMtma/IKfq7IFF4QI7A5Q+b4oFFxw5eTgDjA=; c=relaxed/simple; d=groups.io; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References:MIME-Version:Precedence:List-Subscribe:List-Help:Sender:List-Id:Mailing-List:Delivered-To:Reply-To:List-Unsubscribe-Post:List-Unsubscribe:Content-Transfer-Encoding; s=20140610; t=1700454082; v=1; b=c8rqNtfOD5fQwmn+tGl4d6JNrxpvJFIP+on2xGUZGiSVla48QVRROBn3YmKtilM9raHomeX6 +BqxJHAWq+Msew7fwZYG3dKPmbOt0tEwuCuGiHn5jtnbZHvL89ktuoEcilTIGUEdGBEM91Qj2Oi E2V6zDgaBYIITIM4ltvyyEHs= X-Received: by 127.0.0.2 with SMTP id jZ6vYY1788612xzB62Sylbnt; Sun, 19 Nov 2023 20:21:22 -0800 X-Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.31]) by mx.groups.io with SMTP id smtpd.web10.43973.1700454081395369065 for ; Sun, 19 Nov 2023 20:21:21 -0800 X-IronPort-AV: E=McAfee;i="6600,9927,10899"; a="455871836" X-IronPort-AV: E=Sophos;i="6.04,212,1695711600"; d="scan'208";a="455871836" X-Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Nov 2023 20:19:05 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10899"; a="939678754" X-IronPort-AV: E=Sophos;i="6.04,212,1695711600"; d="scan'208";a="939678754" X-Received: from shwdeopenlab813.ccr.corp.intel.com ([10.239.55.230]) by orsmga005.jf.intel.com with ESMTP; 19 Nov 2023 20:19:03 -0800 From: "Yuanhao Xie" To: devel@edk2.groups.io Cc: xieyuanh , Eric Dong , Ray Ni , Rahul Kumar , Gerd Hoffmann Subject: [edk2-devel] [Patch V5 2/2] UefiCpuPkg/MpInitLib: Update the comments of _CPU_MP_DATA. Date: Mon, 20 Nov 2023 12:18:46 +0800 Message-Id: <20231120041846.2221-3-yuanhao.xie@intel.com> In-Reply-To: <20231120041846.2221-1-yuanhao.xie@intel.com> References: <20231120041846.2221-1-yuanhao.xie@intel.com> MIME-Version: 1.0 Precedence: Bulk List-Subscribe: List-Help: Sender: devel@edk2.groups.io List-Id: Mailing-List: list devel@edk2.groups.io; contact devel+owner@edk2.groups.io Reply-To: devel@edk2.groups.io,yuanhao.xie@intel.com List-Unsubscribe-Post: List-Unsubscribe=One-Click List-Unsubscribe: X-Gm-Message-State: gd3dX7rAxxZCfXYYuECObrh0x1787277AA= Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @groups.io) X-ZM-MESSAGEID: 1700454083691100001 Content-Type: text/plain; charset="utf-8" No functional changes in this patch. Updated the comments of _CPU_MP_DATA to delcared that duplications in CpuMpData are present to avoid to be direct accessed and comprehended in assembly code. CpuMpData: Intended for use in C code while ExchangeInfo are used in assembly code in this module. Signed-off-by: Yuanhao Xie Cc: Laszlo Ersek lersek@redhat.com Cc: Eric Dong Cc: Ray Ni Cc: Rahul Kumar Cc: Gerd Hoffmann --- UefiCpuPkg/Library/MpInitLib/MpLib.h | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/UefiCpuPkg/Library/MpInitLib/MpLib.h b/UefiCpuPkg/Library/MpIn= itLib/MpLib.h index 0afac7c78c..242935816c 100644 --- a/UefiCpuPkg/Library/MpInitLib/MpLib.h +++ b/UefiCpuPkg/Library/MpInitLib/MpLib.h @@ -239,7 +239,11 @@ typedef struct { #pragma pack() =20 // -// CPU MP Data save in memory +// CPU MP Data save in memory, and intended for use in C code. +// There are some duplicated fields, such as XD status, between +// CpuMpData and ExchangeInfo. These duplications in CpuMpData +// are present to avoid to be direct accessed and comprehended +// in assembly code. // struct _CPU_MP_DATA { UINT64 CpuInfoInHob; --=20 2.39.1.windows.1 -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#111446): https://edk2.groups.io/g/devel/message/111446 Mute This Topic: https://groups.io/mt/102702055/1787277 Group Owner: devel+owner@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [importer@patchew.org] -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-