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1 #include <stdlib.h>
2 #include "evsel.h"
3 #include "counts.h"
4 
perf_counts__new(int ncpus,int nthreads)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 
perf_counts__delete(struct perf_counts * counts)24 void perf_counts__delete(struct perf_counts *counts)
25 {
26 	if (counts) {
27 		xyarray__delete(counts->values);
28 		free(counts);
29 	}
30 }
31 
perf_counts__reset(struct perf_counts * counts)32 static void perf_counts__reset(struct perf_counts *counts)
33 {
34 	xyarray__reset(counts->values);
35 }
36 
perf_evsel__reset_counts(struct perf_evsel * evsel)37 void perf_evsel__reset_counts(struct perf_evsel *evsel)
38 {
39 	perf_counts__reset(evsel->counts);
40 }
41 
perf_evsel__alloc_counts(struct perf_evsel * evsel,int ncpus,int nthreads)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 
perf_evsel__free_counts(struct perf_evsel * evsel)48 void perf_evsel__free_counts(struct perf_evsel *evsel)
49 {
50 	perf_counts__delete(evsel->counts);
51 	evsel->counts = NULL;
52 }
53