bpf/prog_tests/btf_sysfs.c

15 	void *raw_data = NULL;
34 	raw_data = mmap(NULL, btf_size, PROT_READ | PROT_WRITE, MAP_PRIVATE, fd, 0);
35 	if (!ASSERT_EQ(raw_data, MAP_FAILED, "mmap_btf_writable"))
38 	raw_data = mmap(NULL, btf_size, PROT_READ, MAP_SHARED, fd, 0);
39 	if (!ASSERT_EQ(raw_data, MAP_FAILED, "mmap_btf_shared"))
42 	raw_data = mmap(NULL, end + 1, PROT_READ, MAP_PRIVATE, fd, 0);
43 	if (!ASSERT_EQ(raw_data, MAP_FAILED, "mmap_btf_invalid_size"))
46 	raw_data = mmap(NULL, end, PROT_READ, MAP_PRIVATE, fd, 0);
47 	if (!ASSERT_OK_PTR(raw_data, "mmap_btf"))
50 	if (!ASSERT_EQ(mprotect(raw_data, btf_size, PROT_READ | PROT_WRITE), -1,
54 	if (!ASSERT_EQ(mprotect(raw_data, btf_size, PROT_READ | PROT_EXEC), -1,
60 		if (((__u8 *)raw_data)[i] != 0) {
66 	btf = btf__new_split(raw_data, btf_size, base);
72 	if (raw_data && raw_data != MAP_FAILED)
73 		munmap(raw_data, btf_size);