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Smith" Subject: [PATCH v2 06/17] xen/xsm: Expand XSM_XS_PRIV for untargetable domains Date: Wed, 16 Jul 2025 17:14:53 -0400 Message-ID: <20250716211504.291104-7-jason.andryuk@amd.com> X-Mailer: git-send-email 2.50.0 In-Reply-To: <20250716211504.291104-1-jason.andryuk@amd.com> References: <20250716211504.291104-1-jason.andryuk@amd.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: None (SATLEXMB05.amd.com: jason.andryuk@amd.com does not designate permitted sender hosts) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: MN1PEPF0000F0DE:EE_|PH7PR12MB7428:EE_ X-MS-Office365-Filtering-Correlation-Id: 1b34d842-352b-4767-a3ac-08ddc4aedbcc X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|82310400026|1800799024|36860700013; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?7hJ/Nj7EiJmYAyrBzQtUiPKygknnSKXtYXUma3VK/Lo4Gfj5u1/5WTN3PN4P?= =?us-ascii?Q?CND4tTXCQohM9i9bvFQ9ZV///D6HzOfoCWCsClMFb8LX5NgmPCoVMelErp9i?= =?us-ascii?Q?clQ68NJyRYS1lwRl5Zx9u04jdD4x33FR2NrUTBAZAidi5ewl25gwWdCROamo?= =?us-ascii?Q?acupYNkW4O8MuiR9a7zFWaB9BlcmdpYAHuqslyZWn2Sj06eboqlMZx2K2wF8?= =?us-ascii?Q?wIesgtzVyvme0g3uJwp7MzopQjfeyk5G+5XIu/s/84hXN8KW5itaJPIRUCay?= =?us-ascii?Q?VK8/9IT2aj6d4PTn9TcRXyddt2RmNH3Eggde2EGfaRTyAMUPecyQJlqLfjJ+?= =?us-ascii?Q?vsjbqEjvJ3Ezli5NoWT1eZGqmt9hMCIxV+2K1DCpo+5ukkly5wF4Kc4G6Ctj?= =?us-ascii?Q?ig6pM2YXJtjcuWTRA1sPaS818kj9ImQiw4mb4C0ZM95BtIQfDhwdC+CWmHjZ?= =?us-ascii?Q?u+Uc2qpPiEPbICZSad5CPodlFbdQrTGaXui81r8aIngUCdlMXXO3JH89MJH2?= =?us-ascii?Q?xWRyn5PLm9NJjzYTDcOvjpGt/rb9rqVNtcY91Yf2JBSKRT0ONprUAdShHGuO?= =?us-ascii?Q?tjCiNgS/ImCv4Ko5A/xES28yZ4AELd0wvN/OrNS/PcDh/Afa2JyEJugJwtIN?= =?us-ascii?Q?7YdrJWUQcFi43HXkWkrGyYrNx/HHQrT+feli1EmFNKceevIcciC4Z272RC5u?= =?us-ascii?Q?z5hxSV+ZRgrUFvSMcIQhNVxqPIxzagWMu7YjQX61BEmxzb4O+pkqiYkjcjLO?= =?us-ascii?Q?gXELwheW1ZtUbFMwFHn8sN5D7tpMs+N7QPzoeDJ3+/4gOGc5lWkHxRTghd9H?= =?us-ascii?Q?0ky2slKDiG+W9MXR/QhBx1GsxL1QBdbOlv5uPdff7w4FfeDtLS8AQOFbCEGP?= =?us-ascii?Q?U38MbysH5rOybIS+bV0BjoHoO+wyU05y4HPZdAFTJ2bEi3OV+5EmfnTtf5E0?= =?us-ascii?Q?C9oBEBQ7c57O2LfHScN/syT6pfRqyt6JYghvXx6vdYSrKJtxSx6GPjMb7Blp?= =?us-ascii?Q?NMQrAxePfjrucyMdhhvsd3EgfeL6N45wvbteYg9A4uTClp/E02Z5EIyKM1lv?= =?us-ascii?Q?FkE/e32VOzMuQSEHMAXMOt42MvwQbkdtt45v74gTpa9DwUg5mXl5loY3lYvE?= =?us-ascii?Q?KPWGBEyKeZMXf98gvMh/y8SKpp+5QLjEMLiQij9jHsri9GHpYPbVzhYDdn3d?= =?us-ascii?Q?iGQvEnZRwbrILt4mXDsQnwNtnZEaSeqBovAr1M9s2fwjLWFrdJ/ikJbigtQE?= =?us-ascii?Q?WGgoH5PpXNpHvi0N6ww0aA2ar7OoaVX0Hg3mdVJdpuZNHlpmYQTqAhwZ+GFt?= =?us-ascii?Q?27VPuYa1WcV3bIuY23W7AA+rHtoPW98Okoe5gw2r9U9mbf9PRpql2+sgpO64?= =?us-ascii?Q?F9ma/KmL1xj8g6wfasQVqJnDnUzNluocG61Lbf1MEPwMEn2yqeOfH3TIA2ND?= =?us-ascii?Q?z8QiLzoUbWtAjT28I6xd96SyNmyAH3QMtIAiHoHUBC9Up7ik2taLGLihC1CJ?= =?us-ascii?Q?PQCi2BpNKizH4x7BOuzNV2Yg0Uf2x8mRUK72?= X-Forefront-Antispam-Report: CIP:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:SATLEXMB03.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230040)(376014)(82310400026)(1800799024)(36860700013);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 16 Jul 2025 21:22:24.7023 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 1b34d842-352b-4767-a3ac-08ddc4aedbcc X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[SATLEXMB03.amd.com] X-MS-Exchange-CrossTenant-AuthSource: MN1PEPF0000F0DE.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH7PR12MB7428 X-ZohoMail-DKIM: pass (identity @amd.com) X-ZM-MESSAGEID: 1752700975954116600 Content-Type: text/plain; charset="utf-8" Untargetable domains are currently hidden from the control domain - e.g. xl list will not show them. getdomaininfo fails on the !is_hypercall_target() check in XSM_TARGET. Add control domain to the XSM_XS_PRIV check so it can pass. Signed-off-by: Jason Andryuk Reviewed-by: Stefano Stabellini --- xen/include/xsm/dummy.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/xen/include/xsm/dummy.h b/xen/include/xsm/dummy.h index f2205575ed..4d7b1d61eb 100644 --- a/xen/include/xsm/dummy.h +++ b/xen/include/xsm/dummy.h @@ -87,7 +87,8 @@ static always_inline int xsm_default_action( fallthrough; case XSM_XS_PRIV: if ( action =3D=3D XSM_XS_PRIV && - evaluate_nospec(is_xenstore_domain(src)) ) + (evaluate_nospec(is_xenstore_domain(src)) || + is_control_domain(src)) ) return 0; fallthrough; case XSM_DM_PRIV: --=20 2.50.0