Petter Lindquist <pollen@astrakan.hig.se> writes:

> Ok, uni processor works now. MP kernel goes to the line
> 
> cpu1: CPU 2 running
> 
> and there it hangs.

If this is the same case I saw, it was deadlock due to ipi handler
tries to print something, and is fixed with latest x86/x86/ipi.c

enami.