Access to pagemap is restricted to only root or CAP_SYS_ADMIN making this
open fail when applications are not run as root. The pagemap is only used
when trying to do shmem and not all libmetal users need this. Only try
to open pagemap when needed to remove warnings for non-shmem using apps.
Signed-off-by: Andrew Davis <afd@ti.com>
Andrew Davis
8740e728ff