mmap() returned memory outside 2Gb - GHC on ubuntu hardy amd64

[Rahul Kapoor]

> Thanks!  I think I see the bug.  I've just pushed another patch ("round the
> size up to a page in mmapForLinker() instead of in the caller"), if you
> could try it out that would be great.

ghci from ghc-6.11.20081120 works without problems on my xen instance!

Thanks!