MIPS: Hookup fanotify_init, fanotify_mark, and prlimit64 syscalls.

Signed-off-by: David Daney <ddaney@caviumnetworks.com>
To: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/1553/


Signed-off-by: Ralf Baechle <ralf@linux-mips.org>