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-rw-r--r--tools/perf/builtin-top.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index a3ae9176a83e..1fc390f136dd 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -1271,7 +1271,7 @@ static int __cmd_top(struct perf_top *top)
pr_debug("Couldn't synthesize cgroup events.\n");
machine__synthesize_threads(&top->session->machines.host, &opts->target,
- top->evlist->core.threads, false,
+ top->evlist->core.threads, true, false,
top->nr_threads_synthesize);
if (top->nr_threads_synthesize > 1)
@@ -1618,6 +1618,10 @@ int cmd_top(int argc, const char **argv)
if (argc)
usage_with_options(top_usage, options);
+ status = symbol__validate_sym_arguments();
+ if (status)
+ goto out_delete_evlist;
+
if (annotate_check_args(&top.annotation_opts) < 0)
goto out_delete_evlist;