[PATCH v2 0/8] crypto: ARM/arm64 - big endian fixes
Ard Biesheuvel
ard.biesheuvel at linaro.org
Tue Oct 18 03:55:53 PDT 2016
On 11 October 2016 at 19:15, Ard Biesheuvel <ard.biesheuvel at linaro.org> wrote:
> As it turns out, none of the accelerated crypto routines under arch/arm64/crypto
> currently work, or have ever worked correctly when built for big endian. So this
> series fixes all of them. This v2 now includes a similar fix for 32-bit ARM as
> well, and an additional fix for XTS which escaped my attention before.
>
> Each of these patches carries a fixes tag, and could be backported to stable.
> However, for patches #1 and #5, the fixes tag denotes the oldest commit that the
> fix is compatible with, not the patch that introduced the algorithm. This is due
> to the fact that the key schedules are incompatible between generic AES and the
> arm64 Crypto Extensions implementation (but only when building for big endian)
> This is not a problem in practice, but it does mean that the AES-CCM and AES in
> EBC/CBC/CTR/XTS mode implementations before v3.19 require a different fix, i.e.,
> one that is compatible with the generic AES key schedule generation code (which
> it currently no longer uses)
>
> In any case, please apply with cc to stable.
>
Ping?
> Ard Biesheuvel (8):
> crypto: arm64/aes-ce - fix for big endian
> crypto: arm64/ghash-ce - fix for big endian
> crypto: arm64/sha1-ce - fix for big endian
> crypto: arm64/sha2-ce - fix for big endian
> crypto: arm64/aes-ccm-ce: fix for big endian
> crypto: arm64/aes-neon - fix for big endian
> crypto: arm64/aes-xts-ce: fix for big endian
> crypto: arm/aes-ce - fix for big endian
>
> arch/arm/crypto/aes-ce-glue.c | 5 ++
> arch/arm64/crypto/aes-ce-ccm-core.S | 53 ++++++++++----------
> arch/arm64/crypto/aes-ce-cipher.c | 25 +++++----
> arch/arm64/crypto/aes-ce.S | 1 +
> arch/arm64/crypto/aes-modes.S | 3 +-
> arch/arm64/crypto/aes-neon.S | 25 +++++----
> arch/arm64/crypto/ghash-ce-core.S | 6 +--
> arch/arm64/crypto/sha1-ce-core.S | 4 +-
> arch/arm64/crypto/sha2-ce-core.S | 4 +-
> 9 files changed, 72 insertions(+), 54 deletions(-)
>
> --
> 2.7.4
>
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