diff options
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/util/evsel.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c index 1e90c8557ede..1d826d63bc20 100644 --- a/tools/perf/util/evsel.c +++ b/tools/perf/util/evsel.c @@ -797,6 +797,9 @@ int perf_evsel__enable(struct perf_evsel *evsel, int ncpus, int nthreads) int perf_evsel__alloc_id(struct perf_evsel *evsel, int ncpus, int nthreads) { + if (ncpus == 0 || nthreads == 0) + return 0; + if (evsel->system_wide) nthreads = 1; |