On Wed, Jan 15, 2020 at 9:28 AM Namjae Jeon <namjae.jeon@xxxxxxxxxxx> wrote: > + > + ktime_get_real_ts64(&ts); > + exfat_set_entry_time(sbi, &ts, > + &ep->dentry.file.modify_time, > + &ep->dentry.file.modify_date, > + &ep->dentry.file.modify_tz); I think this part should use current_time() instead of ktime_get_real_ts64() so it gets truncated to the correct resolution and range. Please also check if there are other callers of ktime_get_real_ts64() that may need the same change. Arnd