[Skiboot] Memory allocations / free HEAP space

[Benjamin Herrenschmidt]

On Tue, 2015-04-07 at 10:00 +1000, Stewart Smith wrote:

> Quite likely worthwhile doing, there's a lot of overhead with current
> allocator for these. But I'm not sure it's going to gain us
> much... maybe another 64k?
> 
> Perhaps adding more heap really is what we have to do.. 2.3MB seems
> pretty low, and on a four socket system, I think we'll run out before
> boot.

Can we make the size of the heap a factor of the number of chips ?
(number of XSCOM nodes).

Cheers,
Ben.