4664 CPU->cpu_pri_data hasn't been used for years

*** 60,70 ****
   * defined in common/sys/cpuvar.h.
   *
   * Note:  This is kinda kludgy but seems to be the best
   * of our alternatives.
   */
- typedef void *cpu_pri_lev_t;
  
  struct cpuid_info;
  struct cpu_ucode_info;
  struct cmi_hdl;
  
--- 60,69 ----
*** 89,101 ****
          uint32_t        xc_wait_cnt;
          volatile uint32_t xc_work_cnt;
  
          int             mcpu_nodeid;            /* node-id */
          int             mcpu_pri;               /* CPU priority */
-         cpu_pri_lev_t   mcpu_pri_data;          /* ptr to machine dependent */
-                                                 /* data for setting priority */
-                                                 /* level */
  
          struct hat      *mcpu_current_hat; /* cpu's current hat */
  
          struct hat_cpu_info     *mcpu_hat_info;
  
--- 88,97 ----
*** 163,173 ****
  
  /* Please DON'T add any more of this namespace-poisoning sewage here */
  
  #define cpu_nodeid cpu_m.mcpu_nodeid
  #define cpu_pri cpu_m.mcpu_pri
- #define cpu_pri_data cpu_m.mcpu_pri_data
  #define cpu_current_hat cpu_m.mcpu_current_hat
  #define cpu_hat_info cpu_m.mcpu_hat_info
  #define cpu_ppaddr_mutex cpu_m.mcpu_ppaddr_mutex
  #define cpu_gdt cpu_m.mcpu_gdt
  #define cpu_idt cpu_m.mcpu_idt
--- 159,168 ----