linux-kernel - Re: [PATCH] poly1305: generic C can be faster on chips with slow unaligned access

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Message-ID: <CAHmME9ps=tLXvgP7DDzxLC58HxC7UjF35uPu6aVg6+zouPxEhQ@mail.gmail.com>
Date:   Wed, 2 Nov 2016 22:06:39 +0100
From:   "Jason A. Donenfeld" <Jason@...c4.com>
To:     Herbert Xu <herbert@...dor.apana.org.au>
Cc:     "David S. Miller" <davem@...emloft.net>,
        linux-crypto@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>,
        Martin Willi <martin@...ongswan.org>
Subject: Re: [PATCH] poly1305: generic C can be faster on chips with slow
 unaligned access

On Wed, Nov 2, 2016 at 9:09 PM, Herbert Xu <herbert@...dor.apana.org.au> wrote:
> Can you give some numbers please? What about other architectures
> that your patch impacts?

Per [1], the patch gives a 181% speed up on MIPS32r2.

[1] https://lists.zx2c4.com/pipermail/wireguard/2016-September/000398.html