From: JP Kobryn <inwardvessel@gmail.com>
To: andrii@kernel.org, ast@kernel.org, eddyz87@gmail.com,
bpf@vger.kernel.org
Subject: [PATCH bpf-next v3 2/2] bpf/selftests: coverage for tp and perf event progs using kfuncs
Date: Thu, 5 Sep 2024 15:38:12 -0700 [thread overview]
Message-ID: <20240905223812.141857-3-inwardvessel@gmail.com> (raw)
In-Reply-To: <20240905223812.141857-1-inwardvessel@gmail.com>
This coverage ensures that kfuncs are allowed within tracepoint and perf
event programs.
Signed-off-by: JP Kobryn <inwardvessel@gmail.com>
---
.../bpf/progs/verifier_kfunc_prog_types.c | 48 +++++++++++++++++++
1 file changed, 48 insertions(+)
diff --git a/tools/testing/selftests/bpf/progs/verifier_kfunc_prog_types.c b/tools/testing/selftests/bpf/progs/verifier_kfunc_prog_types.c
index cb32b0cfc84b..a509cad97e69 100644
--- a/tools/testing/selftests/bpf/progs/verifier_kfunc_prog_types.c
+++ b/tools/testing/selftests/bpf/progs/verifier_kfunc_prog_types.c
@@ -47,6 +47,22 @@ int BPF_PROG(task_kfunc_syscall)
return 0;
}
+SEC("tracepoint")
+__success
+int BPF_PROG(task_kfunc_tracepoint)
+{
+ task_kfunc_load_test();
+ return 0;
+}
+
+SEC("perf_event")
+__success
+int BPF_PROG(task_kfunc_perf_event)
+{
+ task_kfunc_load_test();
+ return 0;
+}
+
/*****************
* cgroup kfuncs *
*****************/
@@ -85,6 +101,22 @@ int BPF_PROG(cgrp_kfunc_syscall)
return 0;
}
+SEC("tracepoint")
+__success
+int BPF_PROG(cgrp_kfunc_tracepoint)
+{
+ cgrp_kfunc_load_test();
+ return 0;
+}
+
+SEC("perf_event")
+__success
+int BPF_PROG(cgrp_kfunc_perf_event)
+{
+ cgrp_kfunc_load_test();
+ return 0;
+}
+
/******************
* cpumask kfuncs *
******************/
@@ -120,3 +152,19 @@ int BPF_PROG(cpumask_kfunc_syscall)
cpumask_kfunc_load_test();
return 0;
}
+
+SEC("tracepoint")
+__success
+int BPF_PROG(cpumask_kfunc_tracepoint)
+{
+ cpumask_kfunc_load_test();
+ return 0;
+}
+
+SEC("perf_event")
+__success
+int BPF_PROG(cpumask_kfunc_perf_event)
+{
+ cpumask_kfunc_load_test();
+ return 0;
+}
--
2.46.0
next prev parent reply other threads:[~2024-09-05 22:38 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-09-05 22:38 [PATCH bpf-next v3 0/2] allow kfuncs in tracepoint and perf event JP Kobryn
2024-09-05 22:38 ` [PATCH bpf-next v3 1/2] bpf: allow kfuncs within tracepoint and perf event programs JP Kobryn
2024-09-05 22:38 ` JP Kobryn [this message]
2024-09-06 0:10 ` [PATCH bpf-next v3 0/2] allow kfuncs in tracepoint and perf event patchwork-bot+netdevbpf
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