On Thu, 19 Feb 1998, Todd Vierling wrote:

> 
> SMP is out there on the project board, but it depends on a number of
> prerequisite projects that I don't know the status of, personally:
> 
> - kernel reentrancy (multithreading)
> - kernel based atomic locking
> 
> And a couple others, if I recall correctly.  Without these, SMP isn't even
> possible, so they have to be done first.
> 
As I recall, somewhere in the 4.4 Lite stuff it was mentioned that the 
kernel was SMP-ready, but nobody had done the rest of the work, 
including rewriting things like libc.