Re: [RFC PATCH v2 0/3] Cavium ThunderX ZIP driver

From	Herbert Xu <herbert@gondor.apana.org.au>
Newsgroups	linux.kernel
Subject	Re: [RFC PATCH v2 0/3] Cavium ThunderX ZIP driver
Date	2017-03-09 19:20 +0100
Message-ID	<tjaPo-rT-15@gated-at.bofh.it> (permalink)
References	<tb0at-3NZ-3@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On Wed, Feb 15, 2017 at 10:45:07AM +0530, Mahipal Challa wrote:
> Hi Herbert,
> 
> This series adds support for hardware accelerated compression & decompression
> as found on ThunderX (arm64) SOCs.
> 
> As per your suggestion, we've switched to the new crypto acomp/scomp interface.
> 
> To test the ZIP driver, we modified the kernel's ZSWAP to use acomp API's.
> 
> Performance numbers from ZSWAP look promising.
> The "average time" for compressing a 4KB page:
> 
> Compression Software    : 278 usec
> Compression HW deflate  :  17 usec
> Compression HW LZS      :  11 usec
> 
> Decompression Software  : 20 usec
> Decompression HW deflate:  8 usec
> Decompression HW LZS    :  6 usec
> 
> Addressed the review comments from the RFC v1.
>  - Added acomp/scomp crypto interface support.
>  - Improved the error handling.
>  - ZIP command completion codes are renamed suitably.
>  - Removed some un-used code.
>  - raw_smp_processor_id() replaced with smp_processor_id().
>  - Some more miscellaneous changes. 
> 
> Patches are on top of "kernel/git/herbert/crypto-2.6.git" repository
> 
> Please provide your feedback.

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

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Re: [RFC PATCH v2 0/3] Cavium ThunderX ZIP driver Herbert Xu <herbert@gondor.apana.org.au> - 2017-03-09 19:20 +0100
  Re: [RFC PATCH v2 0/3] Cavium ThunderX ZIP driver Mahipal Reddy <mahipalreddy2006@gmail.com> - 2017-03-09 19:30 +0100

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