On 3/10/22 11:50 AM, Luca Porzio (lporzio) wrote: > Micron Confidential > >> >> You do both realize that this is just the file specific hint? Inode based hints >> will still work fine for UFS. >> >> -- >> Jens Axboe > > Jens, > > Thanks for this reply. > > This whole patch series removes support for per-bio write_hint. > Without bio write_hint, F2FS won't be able to cascade Hot/Warm/Cold > information to SCSI / UFS driver. > > This is my current understanding. I might be wrong but I don't think we > Are concerned with inode hint (as well as file hints). But ufs/scsi doesn't use it in mainline, as far as I can tell. So how does that work? -- Jens Axboe