1 #include <stdlib.h> 2 #include "evsel.h" 3 #include "counts.h" 4 5 struct perf_counts *perf_counts__new(int ncpus, int nthreads) 6 { 7 struct perf_counts *counts = zalloc(sizeof(*counts)); 8 9 if (counts) { 10 struct xyarray *values; 11 12 values = xyarray__new(ncpus, nthreads, sizeof(struct perf_counts_values)); 13 if (!values) { 14 free(counts); 15 return NULL; 16 } 17 18 counts->values = values; 19 } 20 21 return counts; 22 } 23 24 void perf_counts__delete(struct perf_counts *counts) 25 { 26 if (counts) { 27 xyarray__delete(counts->values); 28 free(counts); 29 } 30 } 31 32 static void perf_counts__reset(struct perf_counts *counts) 33 { 34 xyarray__reset(counts->values); 35 } 36 37 void perf_evsel__reset_counts(struct perf_evsel *evsel) 38 { 39 perf_counts__reset(evsel->counts); 40 } 41 42 int perf_evsel__alloc_counts(struct perf_evsel *evsel, int ncpus, int nthreads) 43 { 44 evsel->counts = perf_counts__new(ncpus, nthreads); 45 return evsel->counts != NULL ? 0 : -ENOMEM; 46 } 47 48 void perf_evsel__free_counts(struct perf_evsel *evsel) 49 { 50 perf_counts__delete(evsel->counts); 51 evsel->counts = NULL; 52 } 53