Re: [PATCH v12 4/7] arm64: realm: Move Realm memory encryption ops to RSI code

From: Suzuki K Poulose

Date: Mon Sep 21 2026 - 06:10:49 EST


On 21/09/2026 10:05, Aneesh Kumar K.V wrote:
Catalin Marinas <catalin.marinas@xxxxxxx> writes:

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 ;)

;-)




Will fix. I copied it from:

https://lore.kernel.org/all/bb59b1e0-2550-4a9d-8738-a54e5f106f45@xxxxxxx

Yikes, my bad.

for FWIW, I really meant :

Reviewed-by: Suzuki K Poulose <suzuki.poulose@xxxxxxx>