On Fri, 04 Sep 2026 15:19:57 +0530, Aneesh Kumar K.V (Arm) [off-list ref] wrote:
Realm memory encryption callbacks are CCA-specific. Keep the Realm callback
registration with the RSI initialization code instead of pageattr.c, which
only needs to provide the low-level page-attribute transition helper.
Export __set_memory_enc_dec() within arm64 so the RSI code can wrap it with
the Realm-specific encrypt/decrypt callbacks and warning policy.
[...]
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
--
Jason