Before:
```
$ time kldload ntb_hw
...
kldload ntb_hw 0.00s user 72.89s system 150% cpu 48.347 total
kldload ntb_hw 0.00s user 57.29s system 144% cpu 39.518 total
```
After:
```
$ time kldload ntb_hw
...
kldload ntb_hw 0.00s user 12.87s system 99% cpu 12.890 total
kldload ntb_hw 0.00s user 12.79s system 99% cpu 12.793 total
```