selftests/bpf/test_lru_map.c

151 	int lru_map_fd, expected_map_fd;
160 		lru_map_fd = create_map(map_type, map_flags, 2 * nr_cpus);
162 		lru_map_fd = create_map(map_type, map_flags, 2);
163 	assert(lru_map_fd != -1);
173 	assert(!bpf_map_update_elem(lru_map_fd, &key, value, BPF_NOEXIST));
178 	assert(bpf_map_update_elem(lru_map_fd, &key, value, BPF_NOEXIST) == -EEXIST);
181 	assert(bpf_map_update_elem(lru_map_fd, &key, value, -1) == -EINVAL);
187 	assert(bpf_map_lookup_elem(lru_map_fd, &key, value) == -ENOENT);
190 	assert(bpf_map_update_elem(lru_map_fd, &key, value, BPF_EXIST) == -ENOENT);
193 	assert(!bpf_map_update_elem(lru_map_fd, &key, value, BPF_NOEXIST));
199 	assert(bpf_map_lookup_elem(lru_map_fd, &key, value) == -ENOENT);
205 	assert(!bpf_map_lookup_elem_with_ref_bit(lru_map_fd, key, value));
209 	assert(!bpf_map_update_elem(lru_map_fd, &key, value, BPF_NOEXIST));
215 	assert(bpf_map_lookup_elem(lru_map_fd, &key, value) == -ENOENT);
219 	assert(!bpf_map_lookup_and_delete_elem(lru_map_fd, &key, &value));
225 	assert(map_equal(lru_map_fd, expected_map_fd));
228 	close(lru_map_fd);
242 	int lru_map_fd, expected_map_fd;
260 	lru_map_fd = create_map(map_type, map_flags, map_size);
261 	assert(lru_map_fd != -1);
271 		assert(!bpf_map_update_elem(lru_map_fd, &key, value,
277 		assert(!bpf_map_lookup_elem_with_ref_bit(lru_map_fd, key, value));
289 		assert(!bpf_map_update_elem(lru_map_fd, &key, value,
295 	assert(map_equal(lru_map_fd, expected_map_fd));
298 	close(lru_map_fd);
319 	int lru_map_fd, expected_map_fd;
337 	lru_map_fd = create_map(map_type, map_flags, map_size);
338 	assert(lru_map_fd != -1);
348 		assert(!bpf_map_update_elem(lru_map_fd, &key, value,
364 		assert(!bpf_map_update_elem(lru_map_fd, &key, value,
366 		assert(!bpf_map_delete_elem(lru_map_fd, &key));
368 		assert(bpf_map_update_elem(lru_map_fd, &key, value,
378 		assert(bpf_map_lookup_elem(lru_map_fd, &key, value) == -ENOENT);
379 		assert(!bpf_map_update_elem(lru_map_fd, &key, value,
381 		assert(!bpf_map_lookup_elem_with_ref_bit(lru_map_fd, key, value));
395 		assert(!bpf_map_update_elem(lru_map_fd, &key, value,
401 		assert(!bpf_map_update_elem(lru_map_fd, &key, value,
407 	assert(map_equal(lru_map_fd, expected_map_fd));
410 	close(lru_map_fd);
425 	int lru_map_fd, expected_map_fd;
443 	lru_map_fd = create_map(map_type, map_flags, map_size);
444 	assert(lru_map_fd != -1);
454 		assert(!bpf_map_update_elem(lru_map_fd, &key, value,
460 		assert(!bpf_map_lookup_elem_with_ref_bit(lru_map_fd, key, value));
471 		assert(!bpf_map_update_elem(lru_map_fd, &key, value,
477 	assert(map_equal(lru_map_fd, expected_map_fd));
480 	close(lru_map_fd);
488 	int lru_map_fd, expected_map_fd;
499 		lru_map_fd = create_map(map_type, map_flags,
502 		lru_map_fd = create_map(map_type, map_flags, 3 * tgt_free);
503 	assert(lru_map_fd != -1);
512 		assert(!bpf_map_update_elem(lru_map_fd, &key, value,
516 	assert(bpf_map_update_elem(lru_map_fd, &key, value, BPF_NOEXIST));
519 		assert(!bpf_map_lookup_elem_with_ref_bit(lru_map_fd, key, value));
525 		assert(!bpf_map_delete_elem(lru_map_fd, &key));
526 		assert(bpf_map_delete_elem(lru_map_fd, &key));
531 		assert(!bpf_map_update_elem(lru_map_fd, &key, value,
537 	assert(map_equal(lru_map_fd, expected_map_fd));
540 	close(lru_map_fd);
611 	int lru_map_fd, expected_map_fd;
627 	lru_map_fd = create_map(map_type, map_flags, map_size * nr_cpus);
628 	assert(lru_map_fd != -1);
633 		assert(!bpf_map_update_elem(lru_map_fd, &key, value,
645 			assert(!bpf_map_lookup_elem_with_ref_bit(lru_map_fd,
648 		assert(!bpf_map_update_elem(lru_map_fd, &key, value,
653 		assert(!bpf_map_update_elem(lru_map_fd, &key, value,
659 	assert(map_equal(lru_map_fd, expected_map_fd));
662 	close(lru_map_fd);
679 	int lru_map_fd, expected_map_fd;
688 		lru_map_fd = create_map(map_type, map_flags, 2 * nr_cpus);
690 		lru_map_fd = create_map(map_type, map_flags, 2);
691 	assert(lru_map_fd != -1);
701 	assert(!bpf_map_update_elem(lru_map_fd, &key, value, BPF_NOEXIST));
706 	assert(bpf_map_update_elem(lru_map_fd, &key, value, BPF_NOEXIST) == -EEXIST);
713 	assert(bpf_map_lookup_elem(lru_map_fd, &key, value) == -ENOENT);
716 	assert(bpf_map_update_elem(lru_map_fd, &key, value, BPF_EXIST) == -ENOENT);
719 	assert(!bpf_map_update_elem(lru_map_fd, &key, value, BPF_NOEXIST));
725 	assert(bpf_map_lookup_elem(lru_map_fd, &key, value) == -ENOENT);
731 	assert(!bpf_map_lookup_elem_with_ref_bit(lru_map_fd, key, value));
738 	assert(!bpf_map_lookup_elem(lru_map_fd, &key, value));
742 	assert(!bpf_map_update_elem(lru_map_fd, &key, value, BPF_NOEXIST));
748 	assert(bpf_map_lookup_elem(lru_map_fd, &key, value) == -ENOENT);
750 	assert(map_equal(lru_map_fd, expected_map_fd));
753 	close(lru_map_fd);
770 	int lru_map_fd, expected_map_fd;
779 		lru_map_fd = create_map(map_type, map_flags, 2 * nr_cpus);
781 		lru_map_fd = create_map(map_type, map_flags, 2);
782 	assert(lru_map_fd != -1);
792 	assert(!bpf_map_update_elem(lru_map_fd, &key, value, BPF_NOEXIST));
795 	assert(bpf_map_update_elem(lru_map_fd, &key, value, BPF_NOEXIST) == -EEXIST);
802 	assert(bpf_map_lookup_elem(lru_map_fd, &key, value) == -ENOENT);
805 	assert(bpf_map_update_elem(lru_map_fd, &key, value, BPF_EXIST) == -ENOENT);
808 	assert(!bpf_map_update_elem(lru_map_fd, &key, value, BPF_NOEXIST));
816 	assert(bpf_map_lookup_elem(lru_map_fd, &key, value) == -ENOENT);
822 	assert(!bpf_map_lookup_elem(lru_map_fd, &key, value));
829 	assert(!bpf_map_lookup_elem_with_ref_bit(lru_map_fd, key, value));
833 	assert(!bpf_map_update_elem(lru_map_fd, &key, value, BPF_NOEXIST));
839 	assert(bpf_map_lookup_elem(lru_map_fd, &key, value) == -ENOENT);
841 	assert(map_equal(lru_map_fd, expected_map_fd));
844 	close(lru_map_fd);