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(parent: 65d0042) | patch
crypto: arm64/aes - implement accelerated ESSIV/CBC mode
authorArd Biesheuvel <ard.biesheuvel@linaro.org>
Mon, 19 Aug 2019 14:17:36 +0000 (17:17 +0300)
committerHerbert Xu <herbert@gondor.apana.org.au>
Fri, 30 Aug 2019 08:05:27 +0000 (18:05 +1000)
commit735177ca148af5049e9e98b38eaba0c769182655
tree190cd08276484c02440b781f526b9216b8542e28tree | snapshot
parent65d0042b529048b80dcb1b6b4a738a8f71828146commit | diff
crypto: arm64/aes - implement accelerated ESSIV/CBC mode

Add an accelerated version of the 'essiv(cbc(aes),sha256)' skcipher,
which is used by fscrypt or dm-crypt on systems where CBC mode is
signficantly more performant than XTS mode (e.g., when using a h/w
accelerator which supports the former but not the latter) This avoids
a separate call into the AES cipher for every invocation.

Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
arch/arm64/crypto/aes-glue.c diff | blob | history
arch/arm64/crypto/aes-modes.S diff | blob | history
Domain: System / Kernel;