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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: JJXTMFJ1pJsckgXxMTt2El6BCKu8mySqoJIE+4HAgkJWNh97UTm02NalJyUEsyt9FNOCubYnU2WLWLGwNgfH53vpKNvS1ee1SNlOwOchd/Robco6yG7OT62yA8KgmN216lddNNhL2CXsPkktooIjmuVx/DexRTGMcKS21Xkigb3uOaPLGgOqhuCnm5u1cDfiOfqw6aKdKXdXSllLZ8ZU+SLiMbeDkf2KOC8FQW6LmndzP7ulPisWq+rKP2x/wbfLoU9b++i6P8Ebon/Fc0TGtzjd9srq5YvbDWdjK0KPYZ3q1xjPfohnDtVVOj2tD0hrg8LY43k/E6UI6gugq/yv2Bs67yv7Fpk/skO2nb63McIU9UBimgP5t/JaZG2+FcC9as5/VFju7V6yA0Zf+dSR7WZRNf5RMqVAGuaLEYeJP45utS3A9oFZ+JzW1l0Damcg X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 14 May 2026 16:21:35.0179 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: e7bb4dc7-704c-4839-c33c-08deb1d4de1a 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=[satlexmb08.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BN1PEPF00006003.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA1PR12MB8357 Carveouts registered through the shared wc-ioremap helper are backed by I/O memory, but rproc_da_to_va() only reports that to its callers when mem->is_iomem is set on the carveout. Without that flag, the remoteproc ELF loader and coredump paths can fall back to normal memcpy()/memset() accessors instead of the I/O helpers used for iomapped memory. Mark shared wc-ioremap carveouts as iomem so the framework uses the proper memcpy_toio(), memset_io(), and memcpy_fromio() accessors for these regions. Signed-off-by: Ben Levinsky --- drivers/remoteproc/remoteproc_internal.h | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/remoteproc/remoteproc_internal.h b/drivers/remoteproc/remoteproc_internal.h index f5b34aabed5b..9955e512f073 100644 --- a/drivers/remoteproc/remoteproc_internal.h +++ b/drivers/remoteproc/remoteproc_internal.h @@ -136,6 +136,7 @@ static inline int rproc_mem_entry_ioremap_wc(struct rproc *rproc, } mem->va = (__force void *)va; + mem->is_iomem = true; return 0; } -- 2.34.1