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X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 02 Nov 2025 18:44:47.6686 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 333c9e97-a8c5-48dd-f1af-08de1a3fe60c X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.160];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: CH1PEPF0000AD82.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH2PR12MB4247 Content-Type: text/plain; charset="utf-8" From: Ankit Agrawal The GHES code allows calling of memory_failure() on the PFNs that pass the pfn_valid() check. This contract is broken for the remapped PFNs which fails the check and ghes_do_memory_failure() returns without triggering memory_failure(). Update code to allow memory_failure() call on PFNs failing pfn_valid(). Reviewed-by: Shuai Xue Signed-off-by: Ankit Agrawal --- drivers/acpi/apei/ghes.c | 6 ------ 1 file changed, 6 deletions(-) diff --git a/drivers/acpi/apei/ghes.c b/drivers/acpi/apei/ghes.c index a0d54993edb3..bc4d0f2b3e9d 100644 --- a/drivers/acpi/apei/ghes.c +++ b/drivers/acpi/apei/ghes.c @@ -505,12 +505,6 @@ static bool ghes_do_memory_failure(u64 physical_addr, = int flags) return false; =20 pfn =3D PHYS_PFN(physical_addr); - if (!pfn_valid(pfn) && !arch_is_platform_page(physical_addr)) { - pr_warn_ratelimited(FW_WARN GHES_PFX - "Invalid address in generic error data: %#llx\n", - physical_addr); - return false; - } =20 if (flags =3D=3D MF_ACTION_REQUIRED && current->mm) { twcb =3D (void *)gen_pool_alloc(ghes_estatus_pool, sizeof(*twcb)); --=20 2.34.1