Revert "perf map: Fix dso->nsinfo refcounting"

This makes 'perf top' abort in some cases, and the right fix will
involve surgery that is too much to do at this stage, so revert for now
and fix it in the next merge window.

This reverts commit 5c8a92f2632ce37be09eda6ed3f1e5769ac34a55.

Cc: Riccardo Mancini <rickyman7@gmail.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Krister Johansen <kjlx@templeofstupid.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c
index 72e7f3616157ead4e7de909d62a210e12aa5ef97..8af693d9678cefe06ffa322e4913437fb04beb36 100644 (file)
--- a/tools/perf/util/map.c
+++ b/tools/perf/util/map.c
@@ -192,8 +192,6 @@ struct map *map__new(struct machine *machine, u64 start, u64 len,
                        if (!(prot & PROT_EXEC))
                                dso__set_loaded(dso);
                }
-
-               nsinfo__put(dso->nsinfo);
                dso->nsinfo = nsi;
 
                if (build_id__is_defined(bid))