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-report.c b/tools/perf/builtin-report.c
index b3d814b54555..f1bcd35bd220 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -455,7 +455,7 @@ got_map:
         dump_printf(" ...... map: %Lx -> %Lx\n", *ipp, ip);
         *ipp  = ip;
 
-        return map ? map->dso->find_symbol(map->dso, ip) : NULL;
+        return map ? map__find_symbol(map, ip, NULL) : NULL;
 }
 
 static int call__match(struct symbol *sym)
@@ -751,7 +751,7 @@ process_sample_event(event_t *event, unsigned long offset, unsigned long head)
 static int
 process_mmap_event(event_t *event, unsigned long offset, unsigned long head)
 {
-        struct map *map = map__new(&event->mmap, cwd, cwdlen, 0, NULL);
+        struct map *map = map__new(&event->mmap, cwd, cwdlen, 0);
         struct thread *thread = threads__findnew(event->mmap.pid);
 
         dump_printf("%p [%p]: PERF_RECORD_MMAP %d/%d: [%p(%p) @ %p]: %s\n",