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| author | Changbin Du <changbin.du@gmail.com> | 2019-03-16 16:05:50 +0800 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2019-03-19 16:52:05 -0300 |
| commit | b49265e04410b97b31a5ee66ef6782c1b2d6cd2c (patch) | |
| tree | ee2ca788da5a82e8b3778da1175df7182f2d1d48 /tools | |
| parent | cb6186aeffda4d27e56066c79e9579e7831541d3 (diff) | |
| download | lwn-b49265e04410b97b31a5ee66ef6782c1b2d6cd2c.tar.gz lwn-b49265e04410b97b31a5ee66ef6782c1b2d6cd2c.zip | |
perf map: Remove map from 'names' tree in __maps__remove()
There are two trees for each map inserted by maps__insert(), so remove
it from the 'names' tree in __maps__remove().
Detected with gcc's ASan.
Signed-off-by: Changbin Du <changbin.du@gmail.com>
Reviewed-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexei Starovoitov <ast@kernel.org>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Cc: Eric Saint-Etienne <eric.saint.etienne@oracle.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Steven Rostedt (VMware) <rostedt@goodmis.org>
Fixes: 1e6285699b30 ("perf symbols: Fix slowness due to -ffunction-section")
Link: http://lkml.kernel.org/r/20190316080556.3075-11-changbin.du@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/util/map.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c index fbeb0c6efaa6..64bea5eb8bf6 100644 --- a/tools/perf/util/map.c +++ b/tools/perf/util/map.c @@ -917,6 +917,9 @@ static void __maps__remove(struct maps *maps, struct map *map) { rb_erase_init(&map->rb_node, &maps->entries); map__put(map); + + rb_erase_init(&map->rb_node_name, &maps->names); + map__put(map); } void maps__remove(struct maps *maps, struct map *map) |