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    SubjectRe: [PATCH] Using Intel CRC32 instruction to accelerate CRC32c algorithm by new crypto API.
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    On Mon, 2008-08-04 at 10:27 -0700, Randy Dunlap wrote:
    > 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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