parisc: add flexible mmap memory layout support

Add support for the flexible mmap memory layout (as described in
http://lwn.net/Articles/91829). This is especially very interesting on
parisc since we currently only support 32bit userspace (even with a
64bit Linux kernel).

Signed-off-by: Helge Deller <deller@gmx.de>
This commit is contained in:
Helge Deller 2014-01-31 22:19:52 +01:00
commit 9dabf60dc4
6 changed files with 233 additions and 43 deletions