perf symbols: Add a 'type' field to struct map

That way we will be able to check if the right symtab is loaded
in the underlying DSO.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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>
LKML-Reference: <1259346563-12568-5-git-send-email-acme@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index ded6cf6..a0168f2 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -996,7 +996,7 @@
 	struct thread *thread = threads__findnew(self->mmap.pid);
 
 	if (thread != NULL) {
-		struct map *map = map__new(&self->mmap, NULL, 0);
+		struct map *map = map__new(&self->mmap, MAP__FUNCTION, NULL, 0);
 		if (map != NULL)
 			thread__insert_map(thread, map);
 	}