diff --git a/tools/perf/lib/evlist.c b/tools/perf/lib/evlist.c index 1b27fd2de9b99ceebbd4e9655eff13ad5e2059f4..0517deb4cb1c7453bc98ce47b7687c0d38c7b64e 100644 --- a/tools/perf/lib/evlist.c +++ b/tools/perf/lib/evlist.c @@ -3,6 +3,7 @@ #include <linux/list.h> #include <internal/evlist.h> #include <internal/evsel.h> +#include <linux/zalloc.h> void perf_evlist__init(struct perf_evlist *evlist) { @@ -23,3 +24,13 @@ void perf_evlist__remove(struct perf_evlist *evlist, list_del_init(&evsel->node); evlist->nr_entries -= 1; } + +struct perf_evlist *perf_evlist__new(void) +{ + struct perf_evlist *evlist = zalloc(sizeof(*evlist)); + + if (evlist != NULL) + perf_evlist__init(evlist); + + return evlist; +} diff --git a/tools/perf/lib/include/perf/evlist.h b/tools/perf/lib/include/perf/evlist.h index e0c87995c6ff960bfa19559f38c9c18d2c6eed70..7255a60869a18321d53429158635bead9627873f 100644 --- a/tools/perf/lib/include/perf/evlist.h +++ b/tools/perf/lib/include/perf/evlist.h @@ -12,5 +12,6 @@ LIBPERF_API void perf_evlist__add(struct perf_evlist *evlist, struct perf_evsel *evsel); LIBPERF_API void perf_evlist__remove(struct perf_evlist *evlist, struct perf_evsel *evsel); +LIBPERF_API struct perf_evlist *perf_evlist__new(void); #endif /* __LIBPERF_EVLIST_H */ diff --git a/tools/perf/lib/libperf.map b/tools/perf/lib/libperf.map index e38473a8f32fee9c0547c8af8d08491ca3df4340..5e685d6c7a95611aead03466aa97248c1de85fef 100644 --- a/tools/perf/lib/libperf.map +++ b/tools/perf/lib/libperf.map @@ -12,6 +12,7 @@ LIBPERF_0.0.1 { perf_thread_map__get; perf_thread_map__put; perf_evsel__init; + perf_evlist__new; perf_evlist__init; perf_evlist__add; perf_evlist__remove;