Commit e1b9023f authored by Dave Marchevsky's avatar Dave Marchevsky Committed by Andrii Nakryiko
Browse files

selftests/bpf: Add verif_stats test 



verified_insns field was added to response of bpf_obj_get_info_by_fd
call on a prog. Confirm that it's being populated by loading a simple
program and asking for its info.

Signed-off-by: default avatarDave Marchevsky <davemarchevsky@fb.com>
Signed-off-by: default avatarAndrii Nakryiko <andrii@kernel.org>
Acked-by: default avatarJohn Fastabend <john.fastabend@gmail.com>
Acked-by: default avatarAndrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20211020074818.1017682-3-davemarchevsky@fb.com
parent aba64c7d

tools/testing/selftests/bpf/prog_tests/verif_stats.c

0 → 100644
+28 −0
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0

/* Copyright (c) 2021 Facebook */



#include <test_progs.h>



#include "trace_vprintk.lskel.h"



void test_verif_stats(void)

{

	__u32 len = sizeof(struct bpf_prog_info);

	struct bpf_prog_info info = {};

	struct trace_vprintk *skel;

	int err;



	skel = trace_vprintk__open_and_load();

	if (!ASSERT_OK_PTR(skel, "trace_vprintk__open_and_load"))

		goto cleanup;



	err = bpf_obj_get_info_by_fd(skel->progs.sys_enter.prog_fd, &info, &len);

	if (!ASSERT_OK(err, "bpf_obj_get_info_by_fd"))

		goto cleanup;



	if (!ASSERT_GT(info.verified_insns, 0, "verified_insns"))

		goto cleanup;



cleanup:

	trace_vprintk__destroy(skel);

}