--- /dev/null
+// SPDX-License-Identifier: GPL-2.0
+#include <test_progs.h>
+#include "test_enable_stats.skel.h"
+
+void test_enable_stats(void)
+{
+ struct test_enable_stats *skel;
+ int stats_fd, err, prog_fd;
+ struct bpf_prog_info info;
+ __u32 info_len = sizeof(info);
+ int duration = 0;
+
+ skel = test_enable_stats__open_and_load();
+ if (CHECK(!skel, "skel_open_and_load", "skeleton open/load failed\n"))
+ return;
+
+ stats_fd = bpf_enable_stats(BPF_STATS_RUN_TIME);
+ if (CHECK(stats_fd < 0, "get_stats_fd", "failed %d\n", errno)) {
+ test_enable_stats__destroy(skel);
+ return;
+ }
+
+ err = test_enable_stats__attach(skel);
+ if (CHECK(err, "attach_raw_tp", "err %d\n", err))
+ goto cleanup;
+
+ test_enable_stats__detach(skel);
+
+ prog_fd = bpf_program__fd(skel->progs.test_enable_stats);
+ memset(&info, 0, info_len);
+ err = bpf_obj_get_info_by_fd(prog_fd, &info, &info_len);
+ if (CHECK(err, "get_prog_info",
+ "failed to get bpf_prog_info for fd %d\n", prog_fd))
+ goto cleanup;
+ if (CHECK(info.run_time_ns == 0, "check_stats_enabled",
+ "failed to enable run_time_ns stats\n"))
+ goto cleanup;
+
+ CHECK(info.run_cnt != skel->bss->count, "check_run_cnt_valid",
+ "invalid run_cnt stats\n");
+
+cleanup:
+ test_enable_stats__destroy(skel);
+ close(stats_fd);
+}
--- /dev/null
+// SPDX-License-Identifier: GPL-2.0
+// Copyright (c) 2020 Facebook
+
+#include <linux/bpf.h>
+#include <stdint.h>
+#include <linux/types.h>
+#include <bpf/bpf_helpers.h>
+
+char _license[] SEC("license") = "GPL";
+
+__u64 count = 0;
+
+SEC("raw_tracepoint/sys_enter")
+int test_enable_stats(void *ctx)
+{
+ count += 1;
+ return 0;
+}