Messages in this thread | | | Date | Sat, 16 Jul 2022 20:32:55 +0200 | From | "Jason A. Donenfeld" <> | Subject | Re: [PATCH v2 3/3] crypto: lib - move crypto_simd_disabled_for_test into utils |
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Hi Eric,
On Fri, Jul 15, 2022 at 11:29:20PM -0700, Eric Biggers wrote: > From: Eric Biggers <ebiggers@google.com> > > Move the definition of crypto_simd_disabled_for_test into > lib/crypto/utils.c so that it can be accessed by library code. > > This is needed when code that is shared between a traditional crypto API > implementation and a library implementation is built-in, but > CRYPTO_ALGAPI=m. The x86 blake2s previously was an example of this > (https://lore.kernel.org/linux-crypto/20220517033630.1182-1-gaochao49@huawei.com/T/#u). > Although that case was resolved by removing the blake2s shash support, > this problem could easily come back in the future, so let's address it.
I'm not sure I see the reason in general for a utility library rather than doing these piecemeal like the rest of lib functions. Why is crypto special here? But in particular to this patch: nothing is actually using crypto_simd_disabled_for_test in lib/crypto, right? So is this necessary?
Jason
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