augustss@augustsson.net said:
> Are any of the methods mii_readreg, mii_writereg, or mii_statchg
> called from an interrupt context? 

From timeout context, which is as bad for that matter.

> I hope the anser is "no", because if they are I have no clue how to make
> it work for USB.

More kernel threads...

best regards
Matthias