> Date: Thu, 1 Apr 2010 09:32:03 +0200 > From: Jasper Lievisse Adriaanse <jas...@humppa.nl> > > hi, > > the attached diff renames sgi's power(4) driver to nmi(4). that name > makes actually a lot more sense.
Please explain! The interrupt handler registered by this driver does a psignal(initproc, SIGUSR2), which powers down the machine. Drivers that do this are called power(4) on other hardware platforms as well.