selftests/bpf: Skip lsm_cgroup when we don't have trampolines

With arch_prepare_bpf_trampoline removed on x86: [...] torvalds#98/1 lsm_cgroup/functional:SKIP torvalds#98 lsm_cgroup:SKIP Summary: 1/0 PASSED, 1 SKIPPED, 0 FAILED Fixes: dca85aa ("selftests/bpf: lsm_cgroup functional test") Signed-off-by: Stanislav Fomichev <[email protected]> Signed-off-by: Daniel Borkmann <[email protected]> Acked-by: Hao Luo <[email protected]> Link: https://lore.kernel.org/bpf/[email protected]
fracktal · Jul 1, 2022 · b0d93b4 · b0d93b4
1 parent 7a255ae
commit b0d93b4
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/tools/testing/selftests/bpf/prog_tests/lsm_cgroup.c b/tools/testing/selftests/bpf/prog_tests/lsm_cgroup.c
@@ -9,6 +9,10 @@
 #include "cgroup_helpers.h"
 #include "network_helpers.h"
 
+#ifndef ENOTSUPP
+#define ENOTSUPP 524
+#endif
+
 static struct btf *btf;
 
 static __u32 query_prog_cnt(int cgroup_fd, const char *attach_func)
@@ -100,6 +104,10 @@ static void test_lsm_cgroup_functional(void)
 	ASSERT_EQ(query_prog_cnt(cgroup_fd, "bpf_lsm_sk_alloc_security"), 0, "prog count");
 	ASSERT_EQ(query_prog_cnt(cgroup_fd, NULL), 0, "total prog count");
 	err = bpf_prog_attach(alloc_prog_fd, cgroup_fd, BPF_LSM_CGROUP, 0);
+	if (err == -ENOTSUPP) {
+		test__skip();
+		goto close_cgroup;
+	}
 	if (!ASSERT_OK(err, "attach alloc_prog_fd"))
 		goto detach_cgroup;
 	ASSERT_EQ(query_prog_cnt(cgroup_fd, "bpf_lsm_sk_alloc_security"), 1, "prog count");