[PATCH 0/8] crypto: arm64+generic - SHA3/SHA-512/SM-3 roundup

Arnd Bergmann arnd at arndb.de
Mon Jan 22 06:54:42 PST 2018


On Fri, Jan 19, 2018 at 1:04 PM, Ard Biesheuvel
<ard.biesheuvel at linaro.org> wrote:
> This supersedes all outstanding patches from me related to SHA-3, SHA-512
> or SM-3.
>
> - fix a correctness issue in the SHA-3 code (#1) and a performance issue (#2),
>   the first one is definitely a -stable candidate, the second one potentially
>   as well
> - patches #3 and #4 make the generic SHA-3 code reusable as a fallback for the
>   accelerated code introduced in #6
> - patch #5 adds some SHA-3 test cases
> - patch #6 implements SHA-3 using special arm64 instructions
> - patch #7 implements the Chinese SM3 secure hash algorithm using special
>   arm64 instructions
> - patch #8 contains some fixes for the recently queued SHA-512 arm64 code.
>
> Ard Biesheuvel (8):
>   crypto/generic: sha3 - fixes for alignment and big endian operation
>   crypto/generic: sha3: rewrite KECCAK transform to help the compiler
>     optimize
>   crypto/generic: sha3 - simplify code
>   crypto/generic: sha3 - export init/update/final routines
>   crypto/testmgr: sha3 - add new testcases
>   crypto/arm64: sha3 - new v8.2 Crypto Extensions implementation
>   crypto/arm64: sm3 - new v8.2 Crypto Extensions implementation
>   crypto/arm64: sha512 - fix/improve new v8.2 Crypto Extensions code

I can confirm that patch 8 fixes the issues I saw earlier, it would be
good to have that merged quickly.

I'm doing a little more randconfig build testing here now, will write back by
the end of today in the unlikely case that if I find anything else wrong.

      Arnd



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