[PATCH 066/107] libperf: Add perf_evlist__add() function

Arnaldo Carvalho de Melo
2019-07-30T03:00:08Z

Add the perf_evlist__add() function to add a perf_evsel in a perf_evlist
struct.

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/20190721112506.12306-40-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/lib/evlist.c | 7 +++++++
tools/perf/lib/include/perf/evlist.h | 3 +++
tools/perf/lib/libperf.map | 1 +
tools/perf/util/evlist.c | 2 +-
4 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/tools/perf/lib/evlist.c b/tools/perf/lib/evlist.c
index fdc8c1894b37..e5f187fa4e57 100644
--- a/tools/perf/lib/evlist.c
+++ b/tools/perf/lib/evlist.c
@@ -2,8 +2,15 @@
#include <perf/evlist.h>
#include <linux/list.h>
#include <internal/evlist.h>
+#include <internal/evsel.h>

void perf_evlist__init(struct perf_evlist *evlist)
{
INIT_LIST_HEAD(&evlist->entries);
}
+
+void perf_evlist__add(struct perf_evlist *evlist,
+ struct perf_evsel *evsel)
+{
+ list_add_tail(&evsel->node, &evlist->entries);
+}
diff --git a/tools/perf/lib/include/perf/evlist.h b/tools/perf/lib/include/perf/evlist.h
index 1ddfcca0bd01..6992568b14a0 100644
--- a/tools/perf/lib/include/perf/evlist.h
+++ b/tools/perf/lib/include/perf/evlist.h
@@ -5,7 +5,10 @@
#include <perf/core.h>

struct perf_evlist;
+struct perf_evsel;

LIBPERF_API void perf_evlist__init(struct perf_evlist *evlist);
+LIBPERF_API void perf_evlist__add(struct perf_evlist *evlist,
+ struct perf_evsel *evsel);

#endif /* __LIBPERF_EVLIST_H */
diff --git a/tools/perf/lib/libperf.map b/tools/perf/lib/libperf.map
index 5ca6ff6fcdfa..06ccf31eb24d 100644
--- a/tools/perf/lib/libperf.map
+++ b/tools/perf/lib/libperf.map
@@ -11,6 +11,7 @@ LIBPERF_0.0.1 {
perf_thread_map__put;
perf_evsel__init;
perf_evlist__init;
+ perf_evlist__add;
local:
*;
};
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index f4aa6cf80559..f2b86f49ab8d 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -180,8 +180,8 @@ static void perf_evlist__propagate_maps(struct evlist *evlist)

void evlist__add(struct evlist *evlist, struct evsel *entry)
{
+ perf_evlist__add(&evlist->core, &entry->core);
entry->evlist = evlist;
- list_add_tail(&entry->core.node, &evlist->core.entries);
entry->idx = evlist->nr_entries;
entry->tracking = !entry->idx;

--
2.21.0