Handle invalid pid monitoring configuration (empty list)
Handle invalid pid monitoring configuration (empty list)

Change-Id: Ied0ad3849f9a08c79cd2283c6d03f523c34cc56f
Signed-off-by: Mateusz Starzyk <ac38ae936b62679f70bc01884d4dddd413b6ea9a@intel.com>

01org/intel-cmt-cat,01org/intel-cmt-cat,01org/intel-cmt-cat