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mx.microsoft.com 1; spf=pass smtp.mailfrom=amd.com; dmarc=pass action=none header.from=amd.com; dkim=pass header.d=amd.com; arc=none X-Received: from DM5PR12MB1355.namprd12.prod.outlook.com (2603:10b6:3:6e::7) by DM6PR12MB3276.namprd12.prod.outlook.com (2603:10b6:5:15e::28) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3477.24; Thu, 29 Oct 2020 14:18:56 +0000 X-Received: from DM5PR12MB1355.namprd12.prod.outlook.com ([fe80::e442:c052:8a2c:5fba]) by DM5PR12MB1355.namprd12.prod.outlook.com ([fe80::e442:c052:8a2c:5fba%6]) with mapi id 15.20.3499.027; Thu, 29 Oct 2020 14:18:56 +0000 From: "Lendacky, Thomas" To: devel@edk2.groups.io CC: Brijesh Singh , Jordan Justen , Laszlo Ersek , Ard Biesheuvel Subject: [edk2-devel] [PATCH v3 05/11] OvmfPkg/VmgExitLib: Set the SwScratch valid bit for IOIO events Date: Thu, 29 Oct 2020 09:17:56 -0500 Message-ID: In-Reply-To: References: X-Originating-IP: [165.204.77.1] X-ClientProxiedBy: SN6PR2101CA0030.namprd21.prod.outlook.com (2603:10b6:805:106::40) To DM5PR12MB1355.namprd12.prod.outlook.com (2603:10b6:3:6e::7) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 X-Received: from tlendack-t1.amd.com (165.204.77.1) by SN6PR2101CA0030.namprd21.prod.outlook.com (2603:10b6:805:106::40) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3541.7 via Frontend Transport; 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contact devel+owner@edk2.groups.io Reply-To: devel@edk2.groups.io,thomas.lendacky@amd.com X-Gm-Message-State: MZ0o0OsNiz3Wy6hMLz12CtHvx1787277AA= Content-Transfer-Encoding: quoted-printable DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=groups.io; q=dns/txt; s=20140610; t=1603981145; bh=et8ueLzSGccRh3WS6ZVRvWbtczi21u7u2hFYDiu7YNQ=; h=CC:Content-Type:Date:From:Reply-To:Subject:To; b=K6oMH6uPXUPgsUoRO2+urqDAui/1VPFI0d2ff4YrQktXYJecThFYjoM3JPBipJUmIVi qAztJz/PI2E+yIRuUiAo8uUNeXRgTzvbpWRVP63z/t5oonV3EbqMqdOYsh0F9DrcS0tio dWL0SsVfXwboP5tCmaaORdQT60aOPSiO9jQ= X-ZohoMail-DKIM: pass (identity @groups.io) Content-Type: text/plain; charset="utf-8" From: Tom Lendacky BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=3D3008 All fields that are set in the GHCB should have their associated bit in the GHCB ValidBitmap field set. Add support to set the bit for the scratch area field (SwScratch). Fixes: 0020157a9825e5f5784ff014044f11c0558c92fe Cc: Jordan Justen Cc: Laszlo Ersek Cc: Ard Biesheuvel Cc: Tom Lendacky Cc: Brijesh Singh Reviewed-by: Laszlo Ersek Signed-off-by: Tom Lendacky --- OvmfPkg/Library/VmgExitLib/VmgExitVcHandler.c | 1 + 1 file changed, 1 insertion(+) diff --git a/OvmfPkg/Library/VmgExitLib/VmgExitVcHandler.c b/OvmfPkg/Librar= y/VmgExitLib/VmgExitVcHandler.c index 7d14341d592b..e5f14035b06f 100644 --- a/OvmfPkg/Library/VmgExitLib/VmgExitVcHandler.c +++ b/OvmfPkg/Library/VmgExitLib/VmgExitVcHandler.c @@ -1233,6 +1233,7 @@ IoioExit ( } =20 Ghcb->SaveArea.SwScratch =3D (UINT64) Ghcb->SharedBuffer; + VmgSetOffsetValid (Ghcb, GhcbSwScratch); Status =3D VmgExit (Ghcb, SVM_EXIT_IOIO_PROT, ExitInfo1, ExitInfo2); if (Status !=3D 0) { return Status; --=20 2.28.0 -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D- Groups.io Links: You receive all messages sent to this group. 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