From nobody Mon Sep 16 19:15:52 2024 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+104924+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+104924+1787277+3901457@groups.io; dmarc=fail(p=none dis=none) header.from=intel.com ARC-Seal: i=1; a=rsa-sha256; t=1684231222; cv=none; d=zohomail.com; s=zohoarc; b=UBLIzX+KFY61WtO4CQaf5JP9cCJpyQFuBh9+z5JU+1F1AlBRIu5NN3M9AJ3Lyz3odUyHSiwRoIm5r6Qw/arYanqQBcqvG3nLCH5Te5UyjPia/CZrV2YR6Jv2uon7AH+XOYMDyBle+JTcU3pAmFdtVcoqnyZGxt13qw1RE0LmWe4= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1684231222; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Id:List-Help:List-Unsubscribe:MIME-Version:Message-ID:Reply-To:References:Sender:Subject:To; bh=9BJpTy/XJ/q7D+YE4wFTow2L+tcSSQ7NdhCFJz0RjAc=; b=bQ3AH6KqR7FhZ8a5N7eGWFoGjL7j0DzlPr5L9hpTo9soOWuXZEasXYDr+SI7+Qp8Mhk5aSwDOlu+T+9Cg2QfxLoFfE9+Zj0CMkVsanby1XohKnOMH1CTmuVru7TxQI0nvNT8zLnU9tsHwSydch1rgslylj1chq7NIZlvyIi815M= 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+104924+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 1684231222418394.7834797146361; Tue, 16 May 2023 03:00:22 -0700 (PDT) Return-Path: X-Received: by 127.0.0.2 with SMTP id fCsiYY1788612xovp9ckdnuJ; Tue, 16 May 2023 03:00:22 -0700 X-Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by mx.groups.io with SMTP id smtpd.web11.17915.1684231210780691710 for ; Tue, 16 May 2023 03:00:21 -0700 X-IronPort-AV: E=McAfee;i="6600,9927,10711"; a="417093212" X-IronPort-AV: E=Sophos;i="5.99,278,1677571200"; d="scan'208";a="417093212" X-Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 May 2023 03:00:21 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10711"; a="791019502" X-IronPort-AV: E=Sophos;i="5.99,278,1677571200"; d="scan'208";a="791019502" X-Received: from shwdeopenlab702.ccr.corp.intel.com ([10.239.55.158]) by fmsmga003-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 May 2023 03:00:20 -0700 From: "duntan" To: devel@edk2.groups.io Cc: Liming Gao , Ray Ni , Jian J Wang Subject: [edk2-devel] [Patch V4 04/15] MdeModulePkg: Remove RO and NX protection when unset guard page Date: Tue, 16 May 2023 17:59:21 +0800 Message-Id: <20230516095932.1525-5-dun.tan@intel.com> In-Reply-To: <20230516095932.1525-1-dun.tan@intel.com> References: <20230516095932.1525-1-dun.tan@intel.com> MIME-Version: 1.0 Precedence: Bulk List-Unsubscribe: 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,dun.tan@intel.com X-Gm-Message-State: Hgv2Pr3EVU4WflwEJlBJwChGx1787277AA= Content-Transfer-Encoding: quoted-printable DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=groups.io; q=dns/txt; s=20140610; t=1684231222; bh=ZK4lhuaeR0ynnUH7Ysyu/MAunv1F33UqCiE47NPF0jk=; h=Cc:Date:From:Reply-To:Subject:To; b=Ws3QEd8obYujK6oB5Dqkoa9+mi+TNf2vfOemuuBlrhmelw7oIbSIdzuQIoq2jFYT998 c8uM1XDjgHoUFWMuJKqhnNzssjgYZCbDKIx0572o7ALmVQs5UgRdp0X2iFB5jkdrmm7gz BUom7lXrFSdgGD00YQn9BAnlzL23PTNMbdo= X-ZohoMail-DKIM: pass (identity @groups.io) X-ZM-MESSAGEID: 1684231224549100001 Content-Type: text/plain; charset="utf-8" Remove RO and NX protection when unset guard page. When UnsetGuardPage(), remove all the memory attribute protection for guarded page. Signed-off-by: Dun Tan Cc: Liming Gao Cc: Ray Ni Cc: Jian J Wang --- MdeModulePkg/Core/PiSmmCore/HeapGuard.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/MdeModulePkg/Core/PiSmmCore/HeapGuard.c b/MdeModulePkg/Core/Pi= SmmCore/HeapGuard.c index 8f3bab6fee..7daeeccf13 100644 --- a/MdeModulePkg/Core/PiSmmCore/HeapGuard.c +++ b/MdeModulePkg/Core/PiSmmCore/HeapGuard.c @@ -553,7 +553,7 @@ UnsetGuardPage ( mSmmMemoryAttribute, BaseAddress, EFI_PAGE_SIZE, - EFI_MEMORY_RP + EFI_MEMORY_RP|EFI_MEMORY_RO|EFI_M= EMORY_XP ); ASSERT_EFI_ERROR (Status); mOnGuarding =3D FALSE; --=20 2.31.1.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 (#104924): https://edk2.groups.io/g/devel/message/104924 Mute This Topic: https://groups.io/mt/98922929/1787277 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-