[PATCH] arm64: crypto: Add ARM64 CRC32 hw accelerated module

Herbert Xu herbert at gondor.apana.org.au
Thu Nov 20 06:43:15 PST 2014


On Thu, Nov 20, 2014 at 07:42:23AM -0600, Yazen Ghannam wrote:
> +linux-arm-kernel at lists.infradead.org
> 
> On Wed, Nov 19, 2014 at 11:19 AM, Yazen Ghannam <yazen.ghannam at linaro.org>
> wrote:
> 
> > This module registers a crc32 algorithm and a crc32c algorithm
> > that use the optional CRC32 and CRC32C instructions in ARMv8.
> >
> > Tested on AMD Seattle.
> >
> > Improvement compared to crc32c-generic algorithm:
> > TCRYPT CRC32C speed test shows ~450% speedup.
> > Simple dd write tests to btrfs filesystem show ~30% speedup.
> >
> > Signed-off-by: Yazen Ghannam <yazen.ghannam at linaro.org>
> > Acked-by: Steve Capper <steve.capper at linaro.org>
> > Acked-by: Ard Biesheuvel <ard.biesheuvel at linaro.org>

Patch applied.  Thanks!
-- 
Email: Herbert Xu <herbert at gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
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