BYTES_IN_MBIT
share = div64_u64(div_u64(rate * 100, BYTES_IN_MBIT),
rate, (u64)parent->max_average_bw * BYTES_IN_MBIT, *bw_share);
*max_average_bw = max_t(u32, div_u64(ceil, BYTES_IN_MBIT), 1);
if (nbytes < BYTES_IN_MBIT) {
nbytes, BYTES_IN_MBIT);
return div_u64(nbytes, BYTES_IN_MBIT);