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perf machine: Do not call map_groups__delete(), drop refcnt instead 

It could be used somewhere, so just call map__groups_put() to make sure
we don't delete it prematurely

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Borislav Petkov <bp@suse.de>
Cc: David Ahern <dsahern@gmail.com>
Cc: Don Zickus <dzickus@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-dxmh8mr12i65p8h909vi88cp@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
hifive-unleashed-5.1
Arnaldo Carvalho de Melo 2015-05-19 20:07:14 -03:00
parent 86c19525b7
commit 8e160b2e1e
1 changed files with 1 additions and 1 deletions
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2
tools/perf/util/machine.c
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@ -333,7 +333,7 @@ static void machine__update_thread_pid(struct machine *machine,
if (!map_groups__empty(th->mg))
pr_err("Discarding thread maps for %d:%d\n",
th->pid_, th->tid);
map_groups__delete(th->mg);
map_groups__put(th->mg);
}
th->mg = map_groups__get(leader->mg);