> -----Original Message----- > From: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> > Sent: Friday, November 15, 2024 3:33 AM > To: Sridhar, Kanchana P <kanchana.p.sridhar@xxxxxxxxx> > Cc: linux-kernel@xxxxxxxxxxxxxxx; linux-mm@xxxxxxxxx; > hannes@xxxxxxxxxxx; yosryahmed@xxxxxxxxxx; nphamcs@xxxxxxxxx; > chengming.zhou@xxxxxxxxx; usamaarif642@xxxxxxxxx; > ryan.roberts@xxxxxxx; Huang, Ying <ying.huang@xxxxxxxxx>; > 21cnbao@xxxxxxxxx; akpm@xxxxxxxxxxxxxxxxxxxx; linux- > crypto@xxxxxxxxxxxxxxx; davem@xxxxxxxxxxxxx; clabbe@xxxxxxxxxxxx; > ardb@xxxxxxxxxx; ebiggers@xxxxxxxxxx; surenb@xxxxxxxxxx; Accardi, > Kristen C <kristen.c.accardi@xxxxxxxxx>; zanussi@xxxxxxxxxx; Feghali, Wajdi K > <wajdi.k.feghali@xxxxxxxxx>; Gopal, Vinodh <vinodh.gopal@xxxxxxxxx> > Subject: Re: [PATCH v2 01/13] crypto: acomp - Define two new interfaces for > compress/decompress batching. > > On Sat, Nov 02, 2024 at 08:20:59PM -0700, Kanchana P Sridhar wrote: > > This commit adds batch_compress() and batch_decompress() interfaces to: > > > > struct acomp_alg > > struct crypto_acomp > > > > This allows the iaa_crypto Intel IAA driver to register implementation for > > batch_compress() and batch_decompress() API, that can subsequently be > > invoked from the kernel zswap/zram swap modules to > compress/decompress > > up to CRYPTO_BATCH_SIZE (i.e. 8) pages in parallel in the IAA hardware > > accelerator to improve swapout/swapin performance. > > > > Signed-off-by: Kanchana P Sridhar <kanchana.p.sridhar@xxxxxxxxx> > > --- > > crypto/acompress.c | 2 + > > include/crypto/acompress.h | 82 +++++++++++++++++++++++++++++ > > include/crypto/internal/acompress.h | 16 ++++++ > > 3 files changed, 100 insertions(+) > > Please take a look at the request chaining patch that I created > for crypto_ahash. It should be applicable to acomp as well. > > https://lore.kernel.org/all/677614fbdc70b31df2e26483c8d2cd1510c8af91.1 > 730021644.git.herbert@xxxxxxxxxxxxxxxxxxx/ Thanks for sharing this, Herbert. I will take a look at this as I work on updates to the IAA compress batching series. Thanks, Kanchana > > Thanks, > -- > Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> > Home Page: http://gondor.apana.org.au/~herbert/ > PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
