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helo=lists.xenproject.org; Received-SPF: Pass (protection.outlook.com: domain of amd.com designates 165.204.84.17 as permitted sender) receiver=protection.outlook.com; client-ip=165.204.84.17; helo=SATLEXMB03.amd.com; pr=C From: Michal Orzel To: CC: Michal Orzel , Stefano Stabellini , Julien Grall , Bertrand Marquis , Volodymyr Babchuk Subject: [PATCH] xen/arm: Skip Xen specific nodes/properties from hwdom /chosen node Date: Mon, 11 Sep 2023 14:34:01 +0200 Message-ID: <20230911123401.27659-1-michal.orzel@amd.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DS1PEPF00017092:EE_|CH3PR12MB9282:EE_ X-MS-Office365-Filtering-Correlation-Id: c9248225-8f91-4780-eb0e-08dbb2c36bca X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 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:(13230031)(4636009)(396003)(39860400002)(346002)(376002)(136003)(451199024)(82310400011)(1800799009)(186009)(36840700001)(46966006)(40470700004)(6666004)(8936002)(82740400003)(86362001)(41300700001)(8676002)(356005)(81166007)(316002)(70206006)(6916009)(54906003)(44832011)(70586007)(4326008)(36860700001)(478600001)(2906002)(47076005)(426003)(336012)(40460700003)(40480700001)(26005)(1076003)(36756003)(5660300002)(83380400001)(2616005)(36900700001);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 11 Sep 2023 12:34:19.9103 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: c9248225-8f91-4780-eb0e-08dbb2c36bca 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: DS1PEPF00017092.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH3PR12MB9282 X-ZohoMail-DKIM: pass (identity @amd.com) X-ZM-MESSAGEID: 1694435705679100001 Content-Type: text/plain; charset="utf-8" Host device tree nodes under /chosen with compatible string "xen,evtchn-v1", "xen,domain-shared-memory-v1" are Xen specific and not meant to be exposed to hardware domain. The same applies to "xen,static-heap" property. Skip them from being included into hwdom /chosen node. Signed-off-by: Michal Orzel --- xen/arch/arm/domain_build.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/xen/arch/arm/domain_build.c b/xen/arch/arm/domain_build.c index 29dcbb8a2ee6..413568c0e2fd 100644 --- a/xen/arch/arm/domain_build.c +++ b/xen/arch/arm/domain_build.c @@ -1149,7 +1149,7 @@ static int __init write_properties(struct domain *d, = struct kernel_info *kinfo, * * remember xen,dom0-bootargs if we don't already have * bootargs (from module #1, above). * * remove bootargs, xen,dom0-bootargs, xen,xen-bootargs, - * linux,initrd-start and linux,initrd-end. + * xen,static-heap, linux,initrd-start and linux,initrd-end. * * remove stdout-path. * * remove bootargs, linux,uefi-system-table, * linux,uefi-mmap-start, linux,uefi-mmap-size, @@ -1158,7 +1158,8 @@ static int __init write_properties(struct domain *d, = struct kernel_info *kinfo, */ if ( dt_node_path_is_equal(node, "/chosen") ) { - if ( dt_property_name_is_equal(prop, "xen,xen-bootargs") || + if ( dt_property_name_is_equal(prop, "xen,static-heap") || + dt_property_name_is_equal(prop, "xen,xen-bootargs") || dt_property_name_is_equal(prop, "linux,initrd-start") || dt_property_name_is_equal(prop, "linux,initrd-end") || dt_property_name_is_equal(prop, "stdout-path") || @@ -2300,6 +2301,8 @@ static int __init handle_node(struct domain *d, struc= t kernel_info *kinfo, static const struct dt_device_match skip_matches[] __initconst =3D { DT_MATCH_COMPATIBLE("xen,domain"), + DT_MATCH_COMPATIBLE("xen,domain-shared-memory-v1"), + DT_MATCH_COMPATIBLE("xen,evtchn-v1"), DT_MATCH_COMPATIBLE("xen,xen"), DT_MATCH_COMPATIBLE("xen,multiboot-module"), DT_MATCH_COMPATIBLE("multiboot,module"), --=20 2.25.1