Ralf Hildebrandt wrote: > But does parisc Linux do something similar? in arch/parisc/kernel/traps.c: case 5: /* Low-priority machine check */ flush_all_caches(); cpu_lpmc(5, regs); return; I'll leave the rest as an excersize for the reader ;^) (hint: cpu_lpmc is a func ptr! Not a function label) Sounds like someone could add better support for this feature. grant