Commit-ID:  ceb2acbc2c1387c8785b3c98b482f5a2b89447c3
Gitweb:     http://git.kernel.org/tip/ceb2acbc2c1387c8785b3c98b482f5a2b89447c3
Author:     Namhyung Kim <namhyung....@lge.com>
AuthorDate: Mon, 1 Apr 2013 20:35:18 +0900
Committer:  Arnaldo Carvalho de Melo <a...@redhat.com>
CommitDate: Tue, 28 May 2013 16:23:52 +0300

perf hists: Free unused mem info of a matched hist entry

The mem info is shared between matched entries so one should be freed.

Signed-off-by: Namhyung Kim <namhy...@kernel.org>
Cc: Andi Kleen <a...@firstfloor.org>
Cc: David Ahern <dsah...@gmail.com>
Cc: Ingo Molnar <mi...@kernel.org>
Cc: Jiri Olsa <jo...@redhat.com>
Cc: Paul Mackerras <pau...@samba.org>
Cc: Peter Zijlstra <a.p.zijls...@chello.nl>
Cc: Stephane Eranian <eran...@google.com>
Link: 
http://lkml.kernel.org/r/1364816125-12212-3-git-send-email-namhy...@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <a...@redhat.com>
---
 tools/perf/util/hist.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
index 9438d57..514fc04 100644
--- a/tools/perf/util/hist.c
+++ b/tools/perf/util/hist.c
@@ -374,6 +374,12 @@ static struct hist_entry *add_hist_entry(struct hists 
*hists,
                if (!cmp) {
                        he_stat__add_period(&he->stat, period, weight);
 
+                       /*
+                        * This mem info was allocated from machine__resolve_mem
+                        * and will not be used anymore.
+                        */
+                       free(entry->mem_info);
+
                        /* If the map of an existing hist_entry has
                         * become out-of-date due to an exec() or
                         * similar, update it.  Otherwise we will
--
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