perf symbols: When not using modules, discard its symbols
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: <1259346563-12568-10-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 b6a2941..b788c2f 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -381,6 +381,9 @@
module = strchr(pos->name, '\t');
if (module) {
+ if (!thread->use_modules)
+ goto discard_symbol;
+
*module++ = '\0';
if (strcmp(self->name, module)) {
@@ -420,7 +423,7 @@
}
if (filter && filter(curr_map, pos)) {
- rb_erase(&pos->rb_node, root);
+discard_symbol: rb_erase(&pos->rb_node, root);
symbol__delete(pos);
} else {
if (curr_map != map) {
@@ -1635,6 +1638,7 @@
return -1;
}
+ kthread->use_modules = pconf->use_modules;
if (pconf->use_modules && thread__create_module_maps(kthread) < 0)
pr_debug("Failed to load list of modules in use, "
"continuing...\n");