linux-kernel - Re: [PATCH 1/4] lib/crc32: make core crc32() routines weak so they can be overridden

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Message-ID: <20180904094414.rmonmj27iv3uhees@gondor.apana.org.au>
Date:   Tue, 4 Sep 2018 17:44:14 +0800
From:   Herbert Xu <herbert@...dor.apana.org.au>
To:     Ard Biesheuvel <ard.biesheuvel@...aro.org>
Cc:     linux-arm-kernel@...ts.infradead.org, linux-crypto@...r.kernel.org,
        will.deacon@....com, catalin.marinas@....com, ebiggers@...gle.com,
        suzuki.poulose@....com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/4] lib/crc32: make core crc32() routines weak so they
 can be overridden

On Mon, Aug 27, 2018 at 01:02:42PM +0200, Ard Biesheuvel wrote:
> Allow architectures to drop in accelerated CRC32 routines by making
> the crc32_le/__crc32c_le entry points weak, and exposing non-weak
> aliases for them that may be used by the accelerated versions as
> fallbacks in case the instructions they rely upon are not available.
> 
> Signed-off-by: Ard Biesheuvel <ard.biesheuvel@...aro.org>

Acked-by: Herbert Xu <herbert@...dor.apana.org.au>

Thanks,
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt