From: Suzuki K Poulose <suzuki.poulose@arm.com>
To: "Aneesh Kumar K.V" <aneesh.kumar@kernel.org>,
Catalin Marinas <catalin.marinas@arm.com>
Cc: linux-coco@lists.linux.dev, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, Jason Gunthorpe <jgg@nvidia.com>,
Greg KH <gregkh@linuxfoundation.org>,
Jeremy Linton <jeremy.linton@arm.com>,
Jonathan Cameron <jic23@kernel.org>,
Lorenzo Pieralisi <lpieralisi@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Sudeep Holla <sudeep.holla@arm.com>,
Will Deacon <will@kernel.org>,
Steven Price <steven.price@arm.com>,
Andre Przywara <andre.przywara@arm.com>,
Suzuki K Poulose <suzuki.poulose@ram.com>
Subject: Re: [PATCH v12 4/7] arm64: realm: Move Realm memory encryption ops to RSI code
Date: Mon, 21 Sep 2026 11:00:11 +0100 [thread overview]
Message-ID: <f927f542-cf96-4dd3-a4ec-94883ba10ce6@arm.com> (raw)
In-Reply-To: <yq5a5wzz3rfo.fsf@kernel.org>
On 21/09/2026 10:05, Aneesh Kumar K.V wrote:
> Catalin Marinas <catalin.marinas@arm.com> 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@ram.com>
>>
>> Nit: Suzuki's still at arm ;)
;-)
>>
>
>
> Will fix. I copied it from:
>
> https://lore.kernel.org/all/bb59b1e0-2550-4a9d-8738-a54e5f106f45@arm.com
Yikes, my bad.
for FWIW, I really meant :
Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com>
next prev parent reply other threads:[~2026-09-21 10:00 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-21 5:38 [PATCH v12 0/7] Switch Arm SMCCC firmware services to an SMCCC bus Aneesh Kumar K.V (Arm)
2026-09-21 5:38 ` [PATCH v12 1/7] firmware: smccc: Add an Arm " Aneesh Kumar K.V (Arm)
2026-09-21 8:39 ` Catalin Marinas
2026-09-21 9:03 ` Aneesh Kumar K.V
2026-09-21 5:38 ` [PATCH v12 2/7] firmware: hwrng: arm_smccc_trng: Register as an SMCCC device Aneesh Kumar K.V (Arm)
2026-09-21 8:45 ` Catalin Marinas
2026-09-21 9:01 ` Aneesh Kumar K.V
2026-09-21 5:38 ` [PATCH v12 3/7] firmware: arm_rmm: Move RSI support out of arch/arm64 Aneesh Kumar K.V (Arm)
2026-09-21 8:50 ` Catalin Marinas
2026-09-21 5:38 ` [PATCH v12 4/7] arm64: realm: Move Realm memory encryption ops to RSI code Aneesh Kumar K.V (Arm)
2026-09-21 8:52 ` Catalin Marinas
2026-09-21 9:05 ` Aneesh Kumar K.V
2026-09-21 10:00 ` Suzuki K Poulose [this message]
2026-09-21 22:24 ` Jonathan Cameron
2026-09-21 5:38 ` [PATCH v12 5/7] virt: coco: arm-cca-guest: Rename TSM report source file Aneesh Kumar K.V (Arm)
2026-09-21 22:25 ` Jonathan Cameron
2026-09-21 5:38 ` [PATCH v12 6/7] firmware: smccc: arm-cca-guest: Bind the TSM provider to an SMCCC device Aneesh Kumar K.V (Arm)
2026-09-21 5:38 ` [PATCH v12 7/7] coco: guest: arm64: Replace dummy CCA device with sysfs ABI Aneesh Kumar K.V (Arm)
2026-09-21 9:00 ` Catalin Marinas
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