> 	OK, it now looks like the meaning of UPAGES has changed in the
> 	past few days source changes and now it needs to be renamed to
> 	USPACE?

the notion of USPACE has been around for a while.

UPAGES isn't necessary any longer (hasn't been for a while) in
machine-independent code, but can be used in the machine-dependent
code, if the port maintainer finds it more useful.  (USPACE must be
provided, however.)


chris