Re: [PATCH 0/3] Remove old AES-GCM library

"Nikunj A. Dadhania" <[email protected]> Thu, 23 Jul 2026 11:44:17 +0530
Newsgroups org.kernel.vger.linux-crypto,org.kernel.vger.linux-kernel
Message-ID <[email protected]>

On 7/22/2026 9:33 PM, Borislav Petkov wrote:
> On Tue, Jul 21, 2026 at 07:53:35PM -0700, Eric Biggers wrote:
>> The old AES-GCM library code is being replaced as part of an overhaul
>> that is adding support for all the common AES encryption modes with
>> consistent conventions
>> (https://lore.kernel.org/linux-crypto/[email protected]/).
>>
>> The SEV code is the only user of the old API.  Update it to use the new
>> API instead.  Then remove the old API.
>>
>> This applies to libcrypto-next.  If possible I'd like to take this
>> through libcrypto-next for 7.3.  Acks are appreciated.
> 
> Fine with me as long as the additionally added AMD folks can verify everything
> still works with their SNP guest setups.

Tested with a SecureTSC-enabled SNP guest. SecureTSC guests rely on the SNP
guest messaging API which uses AES-GCM library, so this exercises the new
library code through that path. No issues found.

Tested-by: Nikunj A Dadhania <[email protected]>