WAR for SGI PV 944642. For revA TIOCE, need to use the following recipe (taken from the above PV) before and after accessing tioce internal MMR s to avoid tioce lockups for linux.-WAR for SGI PV 944642.　For revA TIOCE, need to use the following recipe (taken from the above PV) before and after accessing tioce internal MMR s to avoid tioce lockups for linux.