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Subject[PATCH 40/79] libperf: Add perf_evlist__remove function
Date
Adding perf_evlist__remove function to remove perf_evsel
from perf_evlist struct.

Link: http://lkml.kernel.org/n/tip-7teqwbvjj0ju80vf62245kig@git.kernel.org
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
---
tools/perf/lib/evlist.c | 6 ++++++
tools/perf/lib/include/perf/evlist.h | 2 ++
tools/perf/lib/libperf.map | 1 +
tools/perf/util/evlist.c | 2 +-
4 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/tools/perf/lib/evlist.c b/tools/perf/lib/evlist.c
index e5f187fa4e57..023fe4b44131 100644
--- a/tools/perf/lib/evlist.c
+++ b/tools/perf/lib/evlist.c
@@ -14,3 +14,9 @@ void perf_evlist__add(struct perf_evlist *evlist,
{
list_add_tail(&evsel->node, &evlist->entries);
}
+
+void perf_evlist__remove(struct perf_evlist *evlist,
+ struct perf_evsel *evsel)
+{
+ list_del_init(&evsel->node);
+}
diff --git a/tools/perf/lib/include/perf/evlist.h b/tools/perf/lib/include/perf/evlist.h
index 6992568b14a0..e0c87995c6ff 100644
--- a/tools/perf/lib/include/perf/evlist.h
+++ b/tools/perf/lib/include/perf/evlist.h
@@ -10,5 +10,7 @@ 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);
+LIBPERF_API void perf_evlist__remove(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 06ccf31eb24d..168339f89a2e 100644
--- a/tools/perf/lib/libperf.map
+++ b/tools/perf/lib/libperf.map
@@ -12,6 +12,7 @@ LIBPERF_0.0.1 {
perf_evsel__init;
perf_evlist__init;
perf_evlist__add;
+ perf_evlist__remove;
local:
*;
};
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index ea25c7b49a4c..19b09e908e33 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -194,7 +194,7 @@ void evlist__add(struct evlist *evlist, struct evsel *entry)
void evlist__remove(struct evlist *evlist, struct evsel *evsel)
{
evsel->evlist = NULL;
- list_del_init(&evsel->core.node);
+ perf_evlist__remove(&evlist->core, &evsel->core);
evlist->nr_entries -= 1;
}

--
2.21.0
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