fix crash in pcm-latency when run as a non-root

addresses issue reposted in #187 Change-Id: Iace49a011eab0710f8ecc492eb11eeb1341df40c
intel · Mar 4, 2020 · 14ffae8 · 14ffae8
1 parent 7220ff4
commit 14ffae8
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/cpucounters.cpp b/cpucounters.cpp
@@ -3111,7 +3111,7 @@ void PCM::cleanupUncorePMUs()
 
 void PCM::resetPMU()
 {
-    for (int i = 0; i < (int)num_cores; ++i)
+    for (int i = 0; i < (int)MSR.size(); ++i)
     {
         // disable all counters
         MSR[i]->write(IA32_CR_PERF_GLOBAL_CTRL, 0);