Re: [PATCH v12 4/7] arm64: realm: Move Realm memory encryption ops to RSI code
From: Catalin Marinas
Date: Mon Sep 21 2026 - 04:52:44 EST
On Mon, Sep 21, 2026 at 11:08:04AM +0530, Aneesh Kumar K.V (Arm) 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.
>
> No functional changes in this patch.
>
> Reviewed-by: Suzuki K Poulose <suzuki.poulose@xxxxxxx>
Nit: Suzuki's still at arm ;)
--
Catalin