linux-kernel - Re: [PATCH] arm64/crypto: Raise priority of NEON crct10dif implementation

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Date: Mon, 3 Jun 2024 14:15:08 +0100
From: Will Deacon <will@...nel.org>
To: Mark Brown <broonie@...nel.org>
Cc: Herbert Xu <herbert@...dor.apana.org.au>,
	"David S. Miller" <davem@...emloft.net>,
	Catalin Marinas <catalin.marinas@....com>,
	Ard Biesheuvel <ardb@...nel.org>, linux-crypto@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64/crypto: Raise priority of NEON crct10dif
 implementation

On Wed, May 22, 2024 at 12:17:41PM +0100, Mark Brown wrote:
> On Tue, May 21, 2024 at 09:22:49PM +0100, Mark Brown wrote:
> > The NEON implementation of crctd10dif is registered with a priority of 100
> > which is identical to that used by the generic C implementation. Raise the
> > priority to 150, half way between the PMULL based implementation and the
> > NEON one, so that it will be preferred over the generic implementation.
> 
> That second NEON should be PMULL, sorry.

Sorry, I don't grok that now:

  | half way between the PMULL based implementation and the PMULL one

doesn't mean anything?

Will