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Subject[PATCH 04/11] perf hists: Fix hists_evsel to release hists
Date
From: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>

Since hists__init doesn't set the destructor of hists_evsel (which is an
extended evsel structure), when hists_evsel is released, the extended
part of the hists_evsel is not deleted (note that the hists_evsel object
itself is freed).

This fixes it to add a destructor for hists__evsel and to set it up.

Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/20151209021129.10245.28710.stgit@localhost.localdomain
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/util/hist.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
index 6e8e0ee9ec37..565ea3549894 100644
--- a/tools/perf/util/hist.c
+++ b/tools/perf/util/hist.c
@@ -1567,6 +1567,13 @@ static int hists_evsel__init(struct perf_evsel *evsel)
return 0;
}

+static void hists_evsel__exit(struct perf_evsel *evsel)
+{
+ struct hists *hists = evsel__hists(evsel);
+
+ hists__delete_entries(hists);
+}
+
/*
* XXX We probably need a hists_evsel__exit() to free the hist_entries
* stored in the rbtree...
@@ -1575,7 +1582,8 @@ static int hists_evsel__init(struct perf_evsel *evsel)
int hists__init(void)
{
int err = perf_evsel__object_config(sizeof(struct hists_evsel),
- hists_evsel__init, NULL);
+ hists_evsel__init,
+ hists_evsel__exit);
if (err)
fputs("FATAL ERROR: Couldn't setup hists class\n", stderr);

--
2.1.0


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