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| author | Jiri Olsa <jolsa@kernel.org> | 2019-07-21 13:24:32 +0200 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2019-07-29 18:34:45 -0300 |
| commit | 634912d61ccc6bfeebb87716c276fbea20f63bdc (patch) | |
| tree | c910e67f79eed9dabb9e1f70e5904a6d5037d910 /tools/perf/lib | |
| parent | 93bce7e5bfcd570e9250c974b5c2c91d6b8332ef (diff) | |
| download | linux-stable-634912d61ccc6bfeebb87716c276fbea20f63bdc.tar.gz linux-stable-634912d61ccc6bfeebb87716c276fbea20f63bdc.tar.bz2 linux-stable-634912d61ccc6bfeebb87716c276fbea20f63bdc.zip | |
libperf: Add perf_evlist__new() function
Add perf_evlist__new() function to create and init a perf_evlist struct
dynamicaly.
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Alexey Budankov <alexey.budankov@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20190721112506.12306-46-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/lib')
| -rw-r--r-- | tools/perf/lib/evlist.c | 11 | ||||
| -rw-r--r-- | tools/perf/lib/include/perf/evlist.h | 1 | ||||
| -rw-r--r-- | tools/perf/lib/libperf.map | 1 |
3 files changed, 13 insertions, 0 deletions
diff --git a/tools/perf/lib/evlist.c b/tools/perf/lib/evlist.c index 1b27fd2de9b9..0517deb4cb1c 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 e0c87995c6ff..7255a60869a1 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 e38473a8f32f..5e685d6c7a95 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; |