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

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

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1364816125-12212-3-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Namhyung Kim 2013-04-01 20:35:18 +09:00 committed by Arnaldo Carvalho de Melo
parent 26353a61b9
commit ceb2acbc2c
1 changed files with 6 additions and 0 deletions
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6
tools/perf/util/hist.c
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@ -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* become out-of-date due to an exec() or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