Commit-ID:  17577decb2ddae28f5a449ddb79cf0ed3e2312c5
Gitweb:     http://git.kernel.org/tip/17577decb2ddae28f5a449ddb79cf0ed3e2312c5
Author:     Masami Hiramatsu <masami.hiramatsu...@hitachi.com>
AuthorDate: Wed, 9 Dec 2015 11:11:29 +0900
Committer:  Arnaldo Carvalho de Melo <a...@redhat.com>
CommitDate: Wed, 9 Dec 2015 13:41:59 -0300

perf hists: Fix hists_evsel to release hists

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...@hitachi.com>
Cc: Adrian Hunter <adrian.hun...@intel.com>
Cc: Jiri Olsa <jo...@redhat.com>
Cc: Namhyung Kim <namhy...@kernel.org>
Cc: Peter Zijlstra <a.p.zijls...@chello.nl>
Link: 
http://lkml.kernel.org/r/20151209021129.10245.28710.stgit@localhost.localdomain
Signed-off-by: Arnaldo Carvalho de Melo <a...@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 6e8e0ee..565ea35 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);
 
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