Re: [PATCH] crypto: serpent - add x86_64/avx assembler implementation

From: Andi Kleen
Date: Wed May 30 2012 - 17:40:10 EST


> Can you provide an example where it doesn't work as intended?

It works for the current algorithms except serpent.

> What we could do is to use the cpuid-based probing when an algorithm
> is needed to selectively load the relevant implementations instead
> of all of them. However, for most algorithms it won't make that
> big a difference since all the available ones will be loaded anyway.

Yes cpuid probing does that.

The only problem is just that serpent does not use cpuid probing.
-Andi

--
ak@xxxxxxxxxxxxxxx -- Speaking for myself only.
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