commit 82aabdb6 upstream.

The compat wrappers incorrectly called the non compat versions of
the system process_vm system calls.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>