perf tools: Delay loading symtabs till we hit a map with it

So that we can have a quicker start on perf top and even
speedups in the other tools, as we can have maps with no hits,
so no need to load its symtabs.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Mike Galbraith <efault@gmx.de>
LKML-Reference: <1256773881-4191-1-git-send-email-acme@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 2 insertions, 2 deletions

diff --git a/tools/perf/builtin-annotate.c b/tools/perf/builtin-annotate.c
index 6d63c2eea2c7..8688bfee42ab 100644
--- a/tools/perf/builtin-annotate.c
+++ b/tools/perf/builtin-annotate.c
@@ -165,7 +165,7 @@ process_sample_event(event_t *event, unsigned long offset, unsigned long head)
                 if (map != NULL) {
 got_map:
                         ip = map->map_ip(map, ip);
-                        sym = map->dso->find_symbol(map->dso, ip);
+                        sym = map__find_symbol(map, ip, symbol_filter);
                 } else {
                         /*
                          * If this is outside of all known maps,
@@ -203,7 +203,7 @@ static int
 process_mmap_event(event_t *event, unsigned long offset, unsigned long head)
 {
         struct map *map = map__new(&event->mmap, NULL, 0,
-                                   sizeof(struct sym_priv), symbol_filter);
+                                   sizeof(struct sym_priv));
         struct thread *thread = threads__findnew(event->mmap.pid);
 
         dump_printf("%p [%p]: PERF_RECORD_MMAP %d: [%p(%p) @ %p]: %s\n",