perf symbols: Unexport kernel_map__functions

perf annotate was the only user, and it doesn't really need it.

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: <1259346563-12568-4-git-send-email-acme@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index dc25231..0b8a298 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -36,6 +36,7 @@
 unsigned int symbol__priv_size;
 static int vmlinux_path__nr_entries;
 static char **vmlinux_path;
+static struct map *kernel_map__functions;
 
 static struct symbol_conf symbol_conf__defaults = {
 	.use_modules	  = true,
@@ -1164,8 +1165,6 @@
 	return ret;
 }
 
-struct map *kernel_map__functions;
-
 static void kernel_maps__insert(struct map *map)
 {
 	maps__insert(&kernel_maps__functions, map);