Jonathan Stone <jonathan@DSG.Stanford.EDU> writes:

> 
> The kernel locore code  has `fast' and `normal' versions
> of the interrupt-vector glue code.  Are the `fast' vectors
> actually used anywhere?  I can't see anywhere where they're
> passed to setgate().
> 
> I also cant' see anywhere that might let a driver or
> kernel configuration select `fast' interrupts.

There used to be more code to do this, but it rotted over time due to
lack of use.  It's really not useful anyway, so I've garbage collected
the remaining bits.