On Wed, Sep 20, 2023 at 12:14:25PM -0700, Bart Van Assche wrote: > Hi Jens, > > Zoned UFS vendors need the data temperature information. Hence this patch > series that restores write hint information in F2FS and in the block layer. > The SCSI disk (sd) driver is modified such that it passes write hint > information to SCSI devices via the GROUP NUMBER field. "Need" in what sense? Can you quantify what improvements we might see from this patchset?