2023-09-15 18:32:53

by Danny Tsen

[permalink] [raw]
Subject: Re: [PATCH v2] crypto: vmx: Improved AES/XTS performance of 6-way unrolling for ppc.

Still waiting for the CCLA to send to Openssl.

Thanks.

-Danny

On 9/15/23 8:29 AM, Michael Ellerman wrote:
> Danny Tsen <[email protected]> writes:
>> Improve AES/XTS performance of 6-way unrolling for PowerPC up
>> to 17% with tcrypt. This is done by using one instruction,
>> vpermxor, to replace xor and vsldoi.
>>
>> The same changes were applied to OpenSSL code and a pull request was
>> submitted.
> https://github.com/openssl/openssl/pull/21812
>
> Still unmerged as of today.
>
> cheers