On 6/25/24 6:30 PM, Yosry Ahmed wrote: > On Tue, Jun 25, 2024 at 1:11 AM Alex Shi <seakeel@xxxxxxxxx> wrote: >> >> >> >> On 6/25/24 5:46 AM, Yosry Ahmed wrote: >>> On Thu, Jun 20, 2024 at 10:42 PM <alexs@xxxxxxxxxx> wrote: >>>> >>>> From: Alex Shi <alexs@xxxxxxxxxx> >>>> >>>> According to Metthew's plan, the page descriptor will be replace by a 8 >>>> bytes mem_desc on destination purpose. >>>> https://lore.kernel.org/lkml/YvV1KTyzZ+Jrtj9x@xxxxxxxxxxxxxxxxxxxx/ >>>> >>>> Here is a implement on z3fold to replace page descriptor by zpdesc, >>>> which is still overlay on struct page now. but it's a step move forward >>>> above destination. >>>> >>>> To name the struct zpdesc instead of z3fold_desc, since there are 3 zpool >>>> usages under zswap, zbud, z3fold, zsmalloc. It looks like we may extend the >>>> zpdesc to zbud and zsmalloc, combined their usage into one. >>> >>> Please do not focus your development efforts on z3fold. We really want >>> to deprecate/remove it, as well as zbud eventually. See [1]. >>> >>> For zsmalloc, there is already an ongoing effort to split zsdesc from >>> struct page [2]. >>> >>> [1]https://lore.kernel.org/lkml/CAJD7tkbRF6od-2x_L8-A1QL3=2Ww13sCj4S3i4bNndqF+3+_Vg@xxxxxxxxxxxxxx/ >> >> Hi Yosry, >> >> Thanks a lot for the info and comments! It's my stupid w/o checking the email list before work on it. >> Anyway don't know if z3fold would be removed, jut left this tested patchset here if someone need it. > > It's partially our fault for leaving z3fold knowing that it is headed > toward deprecation/removal. FWIW, I tried to remove it or mark it as > deprecated, but there was some resistance :/ Yes, It happens. Community is too huge. Always someone want sth.
