ceil64
lower = min(upper + distance - 1, ceil64(upper));
lower = min(upper + distance - 1, ceil64(upper));
right = min(left + w - 1, ceil64(left));
right = min(left + distance - 1, ceil64(left));
u64 rate64, ceil64;
ceil64 = nla_get_u64_default(tb[TCA_HTB_CEIL64], 0);
.ceil = max_t(u64, hopt->ceil.rate, ceil64),
.ceil = max_t(u64, hopt->ceil.rate, ceil64),
.ceil = max_t(u64, hopt->ceil.rate, ceil64),
psched_ratecfg_precompute(&cl->ceil, &hopt->ceil, ceil64);