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Smith" , Stefano Stabellini , Julien Grall , Bertrand Marquis , Michal Orzel , Stefano Stabellini , Jason Andryuk , "Edgar E . Iglesias" Subject: [PATCH 02/10] dt: Add cf_check to device-tree.c function pointers Date: Tue, 22 Jul 2025 13:59:42 +0200 Message-ID: <20250722115955.57167-3-alejandro.garciavallejo@amd.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250722115955.57167-1-alejandro.garciavallejo@amd.com> References: <20250722115955.57167-1-alejandro.garciavallejo@amd.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.180.168.240] X-ClientProxiedBy: SATLEXMB04.amd.com (10.181.40.145) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SJ1PEPF0000231B:EE_|BY5PR12MB4290:EE_ X-MS-Office365-Filtering-Correlation-Id: 34ba3aaa-458d-4584-2550-08ddc9175340 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|36860700013|82310400026|1800799024; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?v54vISa3ESZp8kUqm1ybdx73XktJ72liRDzPZUr2JetafuuV5qxboiePZww1?= =?us-ascii?Q?yvE33nDt3klgwH84R4cr6VAb9S0TiEVObxWpnJMSQeuGutPwGBhhiVqGXRo8?= =?us-ascii?Q?JubVbe6i9cwnfwxVjXU1tSCFQsAshdzcJePK1+AqZQ8Bud6hL/nCr6zvj3iK?= =?us-ascii?Q?K3TIVBYUJjI7IzCZDyeAclQ9R7dtRhd9tuNWbxceXbHk0JBCUdBu7WAXx/l6?= =?us-ascii?Q?wLlTBqp15RgJ9SXS3V05sW95p5PmXRkrz4gPQXZifJIXkAkzzlTqNfHYExky?= =?us-ascii?Q?WYZYx2szjc8pWtXI3v0OXS6YfjLItkPak9MbmE/0X3pGNCLxr9SG0txgEQhz?= =?us-ascii?Q?hTTuBF1URLj7QUKaZu/CPAMS6s9zy7TWDDznrr5PqRc/HsupPEDmpvQYlLzZ?= =?us-ascii?Q?IEvDqtRi1TzXs4aaGEkzoOw8895XT/LcFPdqrIsTvd4uwh74cXBCqBx8WyRV?= =?us-ascii?Q?j2LF3eTptCZFJmtNHak+J2zczZ/BjasSCO3X6NS3dXpID+rkirHqFS6T7NgU?= =?us-ascii?Q?QTLACuImeZMkhDGyQaJM99eMSA7x2S6ZmSLYOj+OM3488Xp1onamVLEw28Y7?= =?us-ascii?Q?qgP98ucalyp5hkPFfqQ8jyVdw9R7Gfz8NgFGAOg/UOP5pkBFKDcQWfavvGA4?= =?us-ascii?Q?yCQxbHYsP2JeQzsOaRoT8ft25JIAkSesotCdrL6noBT1iVrELWnvIyXBU0Cr?= =?us-ascii?Q?u0IxWmzcsTGampAO8e12EXh1kijEbMNnXeCb3GDSHydvFap8NjotoicPEcSp?= =?us-ascii?Q?8Y1f7/oKzkGV1Xtxa90geSRwNvmBimbiGufCsYoAIOzYRsUao9gDxU9Dt4ma?= =?us-ascii?Q?Djy+R8WRTABauUIdHatPfkeoG5J2JvM/UR1frLRnEEUfU3K8lvKcZQ5ELcrC?= =?us-ascii?Q?28ODYHBu++95NKYFIpBTgQ+xs3P6q1i/Je72DwoFPwpNVQ+auu/2PChrjK4+?= =?us-ascii?Q?MwiE4uVTO0ptDrx7VClOH/lUfzAYarBFLT5GIsn3gH4dulgv65buQyCM455+?= =?us-ascii?Q?RslB3q501+97exlJoeMW2VTWCbMVoN7cVRnrqAB7wqw8BjEMGFjAWuQB0uKe?= =?us-ascii?Q?BEW0TTfLr6MUCQi9Z99hkuqAQWGhXefWsXc29vgrZclRri+Kzkm4ytoH6MCk?= =?us-ascii?Q?cPe+PYkw2bVmSmqgefszEYZj082Byycq9GxIJRHxOBlXC+/1jqvUu/qZ4Qlu?= =?us-ascii?Q?97GIsgIumh2eA+qCM9OvbWsw+3ca931QRQEbj3jiGGy7sueLoT8zBa8nvHRf?= =?us-ascii?Q?64esMPEUKX7IaBK+NgyRncXxjTeWUYmavzdcnB/bs2YyN7Tixq2+4/P/0YW7?= =?us-ascii?Q?4i0gANFFkARo+cWTcBZ2VzoDhAGB3P1Y2mbTol7A124T73fxLbCnNDvKlbFH?= =?us-ascii?Q?55bEboNoWqwQQ56ZwTXdCLyWxtvztLMWJd1umrjy0vuekRLdYzl0sSu4Mweq?= =?us-ascii?Q?LRnI1BRXBjyUABeW8dWUSgEynHUnvFhwIbbzyc/rzOtWRm7wNT/vNQZOnQEO?= =?us-ascii?Q?/TWD5KBc57XEJzt1D9OxBYuk+5JwwItbm1lA?= X-Forefront-Antispam-Report: CIP:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:SATLEXMB04.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230040)(376014)(36860700013)(82310400026)(1800799024);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 22 Jul 2025 12:00:17.3285 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 34ba3aaa-458d-4584-2550-08ddc9175340 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=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: SJ1PEPF0000231B.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BY5PR12MB4290 X-ZohoMail-DKIM: pass (identity @amd.com) X-ZM-MESSAGEID: 1753185648241116600 Content-Type: text/plain; charset="utf-8" In preparation for it to be usable on x86 with IBT, tag targets of function pointers with cf_check Signed-off-by: Alejandro Vallejo Acked-by: Stefano Stabellini Reviewed-by: Jason Andryuk Reviewed-by: Edgar E. Iglesias --- xen/common/device-tree/device-tree.c | 28 ++++++++++++++-------------- 1 file changed, 14 insertions(+), 14 deletions(-) diff --git a/xen/common/device-tree/device-tree.c b/xen/common/device-tree/= device-tree.c index 84daa3f0ed..0b5375f151 100644 --- a/xen/common/device-tree/device-tree.c +++ b/xen/common/device-tree/device-tree.c @@ -538,7 +538,7 @@ int dt_child_n_size_cells(const struct dt_device_node *= parent) /* * Default translator (generic bus) */ -static bool dt_bus_default_match(const struct dt_device_node *node) +static bool cf_check dt_bus_default_match(const struct dt_device_node *nod= e) { /* Root node doesn't have "ranges" property */ if ( node->parent =3D=3D NULL ) @@ -550,8 +550,8 @@ static bool dt_bus_default_match(const struct dt_device= _node *node) return (dt_get_property(node, "ranges", NULL) !=3D NULL); } =20 -static void dt_bus_default_count_cells(const struct dt_device_node *dev, - int *addrc, int *sizec) +static void cf_check dt_bus_default_count_cells( + const struct dt_device_node *dev, int *addrc, int *sizec) { if ( addrc ) *addrc =3D dt_n_addr_cells(dev); @@ -559,8 +559,8 @@ static void dt_bus_default_count_cells(const struct dt_= device_node *dev, *sizec =3D dt_n_size_cells(dev); } =20 -static u64 dt_bus_default_map(__be32 *addr, const __be32 *range, - int na, int ns, int pna) +static u64 cf_check dt_bus_default_map(__be32 *addr, const __be32 *range, + int na, int ns, int pna) { u64 cp, s, da; =20 @@ -585,7 +585,7 @@ static u64 dt_bus_default_map(__be32 *addr, const __be3= 2 *range, return da - cp; } =20 -static int dt_bus_default_translate(__be32 *addr, u64 offset, int na) +static int cf_check dt_bus_default_translate(__be32 *addr, u64 offset, int= na) { u64 a =3D dt_read_number(addr, na); =20 @@ -597,7 +597,7 @@ static int dt_bus_default_translate(__be32 *addr, u64 o= ffset, int na) =20 return 0; } -static unsigned int dt_bus_default_get_flags(const __be32 *addr) +static unsigned int cf_check dt_bus_default_get_flags(const __be32 *addr) { return IORESOURCE_MEM; } @@ -616,7 +616,7 @@ static bool dt_node_is_pci(const struct dt_device_node = *np) return is_pci; } =20 -static bool dt_bus_pci_match(const struct dt_device_node *np) +static bool cf_check dt_bus_pci_match(const struct dt_device_node *np) { /* * "pciex" is PCI Express "vci" is for the /chaos bridge on 1st-gen PCI @@ -630,8 +630,8 @@ static bool dt_bus_pci_match(const struct dt_device_nod= e *np) dt_node_is_pci(np); } =20 -static void dt_bus_pci_count_cells(const struct dt_device_node *np, - int *addrc, int *sizec) +static void cf_check dt_bus_pci_count_cells(const struct dt_device_node *n= p, + int *addrc, int *sizec) { if (addrc) *addrc =3D 3; @@ -639,7 +639,7 @@ static void dt_bus_pci_count_cells(const struct dt_devi= ce_node *np, *sizec =3D 2; } =20 -static unsigned int dt_bus_pci_get_flags(const __be32 *addr) +static unsigned int cf_check dt_bus_pci_get_flags(const __be32 *addr) { unsigned int flags =3D 0; u32 w =3D be32_to_cpu(*addr); @@ -658,8 +658,8 @@ static unsigned int dt_bus_pci_get_flags(const __be32 *= addr) return flags; } =20 -static u64 dt_bus_pci_map(__be32 *addr, const __be32 *range, int na, int n= s, - int pna) +static u64 cf_check dt_bus_pci_map(__be32 *addr, const __be32 *range, + int na, int ns, int pna) { u64 cp, s, da; unsigned int af, rf; @@ -685,7 +685,7 @@ static u64 dt_bus_pci_map(__be32 *addr, const __be32 *r= ange, int na, int ns, return da - cp; } =20 -static int dt_bus_pci_translate(__be32 *addr, u64 offset, int na) +static int cf_check dt_bus_pci_translate(__be32 *addr, u64 offset, int na) { return dt_bus_default_translate(addr + 1, offset, na - 1); } --=20 2.43.0