Re: [PATCH v1 0/3] SHA256 for PPC/SPE

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Markus Stockhausen <stockhausen@xxxxxxxxxxx> wrote:
> 
> [PATCH v1 0/3] SHA256 for PPC/SPE
> 
> The following patches add support for SIMD accelerated SHA256 
> calculation on PPC processors with SPE instruction set. The 
> implementation takes care of the following constraints:
> 
> - independant of processor endianess
> - fallback to generic code if called from interrupt context
> - disable preemtion only for short intervals

Thanks for the patch! Unfortunately the interrupt context test
is a bummer because that means your code won't be used by IPsec
at all.

Would it be possible to relax the conditions similar to sha1_ssse3
on x86? If not how about going async with cryptd?

Cheers,
-- 
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
--
To unsubscribe from this list: send the line "unsubscribe linux-crypto" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Kernel]     [Gnu Classpath]     [Gnu Crypto]     [DM Crypt]     [Netfilter]     [Bugtraq]

  Powered by Linux