In case of selftest mode, temporary cgroup environment is created but
cgroup is not joined. It causes test failures. Fixed by joining the
cgroup
Fixes: 16962b2404ac ("bpf: sockmap, add selftests")
Acked-by: John Fastabend <[email protected]>
Signed-off-by: Prashant Bhole <[email protected]>
---
tools/testing/selftests/bpf/test_sockmap.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/tools/testing/selftests/bpf/test_sockmap.c
b/tools/testing/selftests/bpf/test_sockmap.c
index 01bc9c6745e8..64f9e25c451f 100644
--- a/tools/testing/selftests/bpf/test_sockmap.c
+++ b/tools/testing/selftests/bpf/test_sockmap.c
@@ -1342,6 +1342,11 @@ static int __test_suite(char *bpf_file)
return cg_fd;
}
+ if (join_cgroup(CG_PATH)) {
+ fprintf(stderr, "ERROR: failed to join cgroup\n");
+ return -EINVAL;
+ }
+
/* Tests basic commands and APIs with range of iov values */
txmsg_start = txmsg_end = 0;
err = test_txmsg(cg_fd);
--
2.17.0
