XXXX pass in cpu_pause_func via pause_cpus

*** 186,196 ****
           * on all other CPUs (besides the current one). This locks out
           * other CPUs from making CPUPM state transitions.
           */
          switch (new_policy) {
          case CPUPM_POLICY_DISABLED:
!                 pause_cpus(NULL);
                  cpupm_policy = CPUPM_POLICY_DISABLED;
                  start_cpus();
  
                  result = cmt_pad_disable(PGHW_POW_ACTIVE);
  
--- 186,196 ----
           * on all other CPUs (besides the current one). This locks out
           * other CPUs from making CPUPM state transitions.
           */
          switch (new_policy) {
          case CPUPM_POLICY_DISABLED:
!                 pause_cpus(NULL, NULL);
                  cpupm_policy = CPUPM_POLICY_DISABLED;
                  start_cpus();
  
                  result = cmt_pad_disable(PGHW_POW_ACTIVE);
  
*** 226,236 ****
                  if (gov_init == 0) {
                          cpupm_governor_initialize();
                          gov_init = 1;
                  }
  
!                 pause_cpus(NULL);
                  cpupm_policy = CPUPM_POLICY_ELASTIC;
                  start_cpus();
  
                  break;
          default:
--- 226,236 ----
                  if (gov_init == 0) {
                          cpupm_governor_initialize();
                          gov_init = 1;
                  }
  
!                 pause_cpus(NULL, NULL);
                  cpupm_policy = CPUPM_POLICY_ELASTIC;
                  start_cpus();
  
                  break;
          default: