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@xxxxxxxxxxxxxxxxxxx> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
