perf symbols: map_groups__find_symbol must return the map too

Tools need to know from which map in the map_group a symbol was resolved
to, so that, for isntance, we can annotate kernel modules symbols by
getting its precise name, etc.

Also add the _by_name variants for completeness.

Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 19 insertions, 4 deletions

diff --git a/tools/perf/util/map.h b/tools/perf/util/map.h
index 4e7a11da8ffe..2031278cc06a 100644
--- a/tools/perf/util/map.h
+++ b/tools/perf/util/map.h
@@ -119,13 +119,28 @@ static inline struct map *map_groups__find(struct map_groups *self,
 
 struct symbol *map_groups__find_symbol(struct map_groups *self,
                                        enum map_type type, u64 addr,
+                                       struct map **mapp,
                                        symbol_filter_t filter);
 
-static inline struct symbol *map_groups__find_function(struct map_groups *self,
-                                                       u64 addr,
-                                                       symbol_filter_t filter)
+struct symbol *map_groups__find_symbol_by_name(struct map_groups *self,
+                                               enum map_type type,
+                                               const char *name,
+                                               struct map **mapp,
+                                               symbol_filter_t filter);
+
+static inline
+struct symbol *map_groups__find_function(struct map_groups *self, u64 addr,
+                                         struct map **mapp, symbol_filter_t filter)
+{
+        return map_groups__find_symbol(self, MAP__FUNCTION, addr, mapp, filter);
+}
+
+static inline
+struct symbol *map_groups__find_function_by_name(struct map_groups *self,
+                                                 const char *name, struct map **mapp,
+                                                 symbol_filter_t filter)
 {
-        return map_groups__find_symbol(self, MAP__FUNCTION, addr, filter);
+        return map_groups__find_symbol_by_name(self, MAP__FUNCTION, name, mapp, filter);
 }
 
 int map_groups__fixup_overlappings(struct map_groups *self, struct map *map,