int resctrl_arch_rmid_read(struct rdt_resource *r, struct rdt_domain *d,
			   u32 rmid, enum resctrl_event_id eventid, u64 *val)
int resctrl_arch_rmid_read(struct rdt_resource *r, struct rdt_domain *d,
			   u32 unused, u32 rmid, enum resctrl_event_id eventid,
			   u64 *val)