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X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 11 Dec 2025 07:06:22.2968 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 7f14862f-775c-4041-c210-08de3883ca99 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.161];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: CY4PEPF0000E9D4.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ5PPF5D591B24D Content-Type: text/plain; charset="utf-8" From: Ankit Agrawal Add stubs to address CONFIG_MEMORY_FAILURE disabled. Suggested-by: Alex Williamson Signed-off-by: Ankit Agrawal --- include/linux/memory-failure.h | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) diff --git a/include/linux/memory-failure.h b/include/linux/memory-failure.h index 7b5e11cf905f..d333dcdbeae7 100644 --- a/include/linux/memory-failure.h +++ b/include/linux/memory-failure.h @@ -4,8 +4,6 @@ =20 #include =20 -struct pfn_address_space; - struct pfn_address_space { struct interval_tree_node node; struct address_space *mapping; @@ -13,7 +11,18 @@ struct pfn_address_space { unsigned long pfn, pgoff_t *pgoff); }; =20 +#ifdef CONFIG_MEMORY_FAILURE int register_pfn_address_space(struct pfn_address_space *pfn_space); void unregister_pfn_address_space(struct pfn_address_space *pfn_space); +#else +static inline int register_pfn_address_space(struct pfn_address_space *pfn= _space) +{ + return -EOPNOTSUPP; +} + +static inline void unregister_pfn_address_space(struct pfn_address_space *= pfn_space) +{ +} +#endif /* CONFIG_MEMORY_FAILURE */ =20 #endif /* _LINUX_MEMORY_FAILURE_H */ --=20 2.34.1