diff options
Diffstat (limited to 'tools/perf/lib/evlist.c')
| -rw-r--r-- | tools/perf/lib/evlist.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/tools/perf/lib/evlist.c b/tools/perf/lib/evlist.c index 6a2308ef9868..5dda96b1d4da 100644 --- a/tools/perf/lib/evlist.c +++ b/tools/perf/lib/evlist.c @@ -1,5 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 #include <perf/evlist.h> +#include <perf/evsel.h> #include <linux/list.h> #include <internal/evlist.h> #include <internal/evsel.h> @@ -114,3 +115,29 @@ void perf_evlist__set_maps(struct perf_evlist *evlist, perf_evlist__propagate_maps(evlist); } + +int perf_evlist__open(struct perf_evlist *evlist) +{ + struct perf_evsel *evsel; + int err; + + perf_evlist__for_each_entry(evlist, evsel) { + err = perf_evsel__open(evsel, evsel->cpus, evsel->threads); + if (err < 0) + goto out_err; + } + + return 0; + +out_err: + perf_evlist__close(evlist); + return err; +} + +void perf_evlist__close(struct perf_evlist *evlist) +{ + struct perf_evsel *evsel; + + perf_evlist__for_each_entry_reverse(evlist, evsel) + perf_evsel__close(evsel); +} |