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Diffstat (limited to 'tools/testing/selftests/bpf/progs/htab_update.c')
-rw-r--r--tools/testing/selftests/bpf/progs/htab_update.c19
1 files changed, 13 insertions, 6 deletions
diff --git a/tools/testing/selftests/bpf/progs/htab_update.c b/tools/testing/selftests/bpf/progs/htab_update.c
index 7481bb30b29b..195d3b2fba00 100644
--- a/tools/testing/selftests/bpf/progs/htab_update.c
+++ b/tools/testing/selftests/bpf/progs/htab_update.c
@@ -6,24 +6,31 @@
char _license[] SEC("license") = "GPL";
+/* Map value type: has BTF-managed field (bpf_timer) */
+struct val {
+ struct bpf_timer t;
+ __u64 payload;
+};
+
struct {
__uint(type, BPF_MAP_TYPE_HASH);
__uint(max_entries, 1);
- __uint(key_size, sizeof(__u32));
- __uint(value_size, sizeof(__u32));
+ __type(key, __u32);
+ __type(value, struct val);
} htab SEC(".maps");
int pid = 0;
int update_err = 0;
-SEC("?fentry/lookup_elem_raw")
-int lookup_elem_raw(void *ctx)
+SEC("?fentry/bpf_obj_free_fields")
+int bpf_obj_free_fields(void *ctx)
{
- __u32 key = 0, value = 1;
+ __u32 key = 0;
+ struct val value = { .payload = 1 };
if ((bpf_get_current_pid_tgid() >> 32) != pid)
return 0;
- update_err = bpf_map_update_elem(&htab, &key, &value, 0);
+ update_err = bpf_map_update_elem(&htab, &key, &value, BPF_ANY);
return 0;
}