Defined in 3 files as a function:
- sys/contrib/openzfs/module/os/freebsd/zfs/zvol_os.c, line 1403 (as a function)
- sys/contrib/openzfs/module/os/linux/zfs/zvol_os.c, line 653 (as a function)
- sys/contrib/openzfs/module/zfs/zvol.c, line 277 (as a function)