Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC32c algorithm by new crypto API. | KernelTrap

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC32c algorithm by new crypto API.

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From: Austin Zhang <austin_zhang@...>

To: Randy Dunlap <randy.dunlap@...>

Cc: <herbert@...>, <davem@...>, <linux-kernel@...>, <linux-crypto@...>

Subject: Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC32c algorithm by new crypto API.

Date: Tuesday, August 5, 2008 - 6:12 am

On Mon, 2008-08-04 at 10:27 -0700, Randy Dunlap wrote:
quoted text> On Mon, 04 Aug 2008 05:35:07 -0400 Austin Zhang wrote:
> 
> > diff -Naurp linux-2.6/crypto/Kconfig linux-2.6-patch/crypto/Kconfig
> > --- linux-2.6/crypto/Kconfig	2008-08-04 01:08:00.000000000 -0400
> > +++ linux-2.6-patch/crypto/Kconfig	2008-08-04 01:59:00.000000000 -0400
> > @@ -221,6 +221,17 @@ config CRYPTO_CRC32C
> >  	  See Castagnoli93.  This implementation uses lib/libcrc32c.
> >            Module will be crc32c.
> >  
> > +config CRYPTO_CRC32C_INTEL
> > +        tristate "CRC32c INTEL hardware acceleration"
> > +        select CRYPTO_HASH
> > +        help
> > +          In Intel processor with SSE4.2 supported, the processor will
> > +          support CRC32C implemetation using hardware accelerated CRC32 
> 
> 	                    implementation
> 
> > +          instruction. This option will create 'crc32c-intel' module,
> > +          which will enable any routine to use the CRC32 instruction to 
> > +          gain performance compared with software implementation.
> > +          Module will be crc32c-intel.
> 
> and don't end lines with spaces...
> 
> 
Thanks a lot:)

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Messages in current thread:

[PATCH] Using Intel CRC32 instruction to accelerate CRC32c a..., Austin Zhang, (Mon Aug 4, 5:35 am)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., Randy Dunlap, (Mon Aug 4, 1:27 pm)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., Austin Zhang, (Tue Aug 5, 6:12 am)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., Herbert Xu, (Mon Aug 4, 10:19 am)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., Austin Zhang, (Tue Aug 5, 5:59 am)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., Herbert Xu, (Tue Aug 5, 6:44 am)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., Herbert Xu, (Mon Aug 4, 10:18 am)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., David Woodhouse, (Mon Aug 4, 10:13 am)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., Austin Zhang, (Tue Aug 5, 5:51 am)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., Herbert Xu, (Mon Aug 4, 10:17 am)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., David Woodhouse, (Mon Aug 4, 6:12 am)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., Austin Zhang, (Mon Aug 4, 6:35 am)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., David Woodhouse, (Mon Aug 4, 6:45 am)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., Chris Mason, (Mon Aug 4, 9:45 am)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., Herbert Xu, (Mon Aug 4, 11:42 am)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., Benoit Boissinot, (Mon Aug 4, 2:02 pm)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., Herbert Xu, (Mon Aug 4, 10:08 pm)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., Chris Mason, (Mon Aug 4, 12:14 pm)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., Herbert Xu, (Mon Aug 4, 12:45 pm)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., Arjan van de Ven, (Mon Aug 4, 1:06 pm)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., Herbert Xu, (Mon Aug 4, 1:10 pm)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., Herbert Xu, (Mon Aug 4, 1:13 pm)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., Helge Hafting, (Tue Aug 5, 7:10 am)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., Herbert Xu, (Tue Aug 5, 10:04 am)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., Herbert Xu, (Mon Aug 4, 10:04 am)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., Arjan van de Ven, (Mon Aug 4, 10:20 am)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., Herbert Xu, (Mon Aug 4, 11:12 am)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., David Woodhouse, (Mon Aug 4, 10:49 am)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., Herbert Xu, (Mon Aug 4, 10:54 am)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., Austin Zhang, (Mon Aug 4, 6:58 am)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., David Woodhouse, (Mon Aug 4, 7:25 am)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., Sebastian Siewior, (Mon Aug 4, 6:25 am)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., Herbert Xu, (Mon Aug 4, 6:48 am)

Re: [PATCH] Using Intel CRC32 instruction to accelerate CRC3..., David Woodhouse, (Mon Aug 4, 6:27 am)

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