[PATCH] arm64/crypto: fix and improve GHASH secure hash implementation

Catalin Marinas catalin.marinas at arm.com
Mon Jun 16 02:31:19 PDT 2014

On Thu, Jun 12, 2014 at 03:43:07PM +0100, Ard Biesheuvel wrote:
> This fixes a bug in the arm64 GHASH implementation, and switches to a faster,
> polynomial multiplication based reduction instead of one that uses
> shifts and rotates.
> Signed-off-by: Ard Biesheuvel <ard.biesheuvel at linaro.org>
> ---
> This is a bug fix and a performance optimization in a single patch. As the code
> has never worked correctly and was merged just a couple of days ago, I am
> assuming this is OK but if anyone would prefer the bug fix separately, I'm happy
> to split them as well.

I can push a performance optimisation patch as well but I would prefer
to separate the bug-fixing part. Could you please also describe what the
bug was for future reference?



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