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 <john.fastabend@xxxxxxxxx>
Signed-off-by: Prashant Bhole <bhole_prashant_q7@xxxxxxxxxxxxx>
---
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 34feb74c95c4..8a81ea0e9fb6 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
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