XBD_SECTOR_SHFT
(ring_req->sector_number << XBD_SECTOR_SHFT) >>
(uintmax_t)(xbb->media_size >> XBD_SECTOR_SHFT));
sc->xbd_disk->d_mediasize = sectors << XBD_SECTOR_SHFT;
(uintmax_t)((sectors << XBD_SECTOR_SHFT) / 1048576),
fsect = (buffer_ma & PAGE_MASK) >> XBD_SECTOR_SHFT;
lsect = fsect + (segs->ds_len >> XBD_SECTOR_SHFT) - 1;
XBD_SECTOR_SHFT;
cm->cm_sector_number = offset >> XBD_SECTOR_SHFT;