[PATCH] powerpc/85xx: enable the math emulation for the corenet64_smp_defconfig

[David Laight]

> > It'd also be nice if we had an option to only include the portions
> > of math-emu that are known to be missing in some CPUs (excluding
> > CPUs that are missing the entire FPU, of course).  Besides its
> > effect on kernel image size, in my experience math-emu adds a
> > non-trivial amount of time to a kernel build.
> 
> Sounds reasonable. I will give it a try.

It also ought to be possible to use the FPU when emulating the
missing instructions - rather than using the full 'soft' FPU.

	David