Do not disable interrupts when building topology

Author: nealsid

src/MacMSRDriver/PcmMsr/PcmMsr.cpp

@@ -18,6 +18,12 @@ asm volatile ("cpuid" : "=a" (a), "=b" (b), "=c" (c), "=d" (d) : "a" (func1), "c
 extern "C" {
     extern void mp_rendezvous_no_intrs(void (*func)(void *),
                                        void *arg);
+    extern void mp_rendezvous(void (*setup_func)(void *),
+                              void (*action_func)(void *),
+                              void (*teardown_func)(void *),
+                              void *arg);
+
+
     extern int cpu_number(void);
 }
 
@@ -184,7 +190,10 @@ IOReturn PcmMsrDriverClassName::buildTopology(topologyEntry* odata, uint32_t inp
         return kIOReturnNoMemory;
     }
 
-    mp_rendezvous_no_intrs(cpuGetTopoData, (void*)topologies);
+    mp_rendezvous(nullptr,
+                  cpuGetTopoData,
+                  nullptr,
+                  (void*)topologies);
 
     for(uint32_t i = 0; i < num_cores && i < input_num_cores; i++)
     {