From: Anton Protopopov <a.s.protopopov@gmail.com>
Date: Wed, 27 May 2020 18:56:58 +0000
Subject: selftests/bpf: Cleanup comments in test_maps
Patch-mainline: v5.8-rc1
Git-commit: efbc3b8fe1e6259777670aadf931500545073c6c
References: bsc#1177028
Make comments inside the test_map_rdonly and test_map_wronly tests
consistent with logic.
Signed-off-by: Anton Protopopov <a.s.protopopov@gmail.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/20200527185700.14658-4-a.s.protopopov@gmail.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Gary Lin <glin@suse.com>
---
tools/testing/selftests/bpf/test_maps.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
--- a/tools/testing/selftests/bpf/test_maps.c
+++ b/tools/testing/selftests/bpf/test_maps.c
@@ -1394,11 +1394,11 @@ static void test_map_rdonly(void)
key = 1;
value = 1234;
- /* Insert key=1 element. */
+ /* Try to insert key=1 element. */
assert(bpf_map_update_elem(fd, &key, &value, BPF_ANY) == -1 &&
errno == EPERM);
- /* Check that key=2 is not found. */
+ /* Check that key=1 is not found. */
assert(bpf_map_lookup_elem(fd, &key, &value) == -1 && errno == ENOENT);
assert(bpf_map_get_next_key(fd, &key, &value) == -1 && errno == ENOENT);
@@ -1422,7 +1422,7 @@ static void test_map_wronly(void)
/* Insert key=1 element. */
assert(bpf_map_update_elem(fd, &key, &value, BPF_ANY) == 0);
- /* Check that key=2 is not found. */
+ /* Check that reading elements and keys from the map is not allowed. */
assert(bpf_map_lookup_elem(fd, &key, &value) == -1 && errno == EPERM);
assert(bpf_map_get_next_key(fd, &key, &value) == -1 && errno == EPERM);