diff options
Diffstat (limited to 'tools/testing/selftests/bpf/progs/test_stacktrace_build_id.c')
| -rw-r--r-- | tools/testing/selftests/bpf/progs/test_stacktrace_build_id.c | 17 |
1 files changed, 4 insertions, 13 deletions
diff --git a/tools/testing/selftests/bpf/progs/test_stacktrace_build_id.c b/tools/testing/selftests/bpf/progs/test_stacktrace_build_id.c index 0cf0134631b4..0c4426592a26 100644 --- a/tools/testing/selftests/bpf/progs/test_stacktrace_build_id.c +++ b/tools/testing/selftests/bpf/progs/test_stacktrace_build_id.c @@ -28,8 +28,8 @@ struct { __uint(type, BPF_MAP_TYPE_STACK_TRACE); __uint(max_entries, 128); __uint(map_flags, BPF_F_STACK_BUILD_ID); - __uint(key_size, sizeof(__u32)); - __uint(value_size, sizeof(stack_trace_t)); + __type(key, __u32); + __type(value, stack_trace_t); } stackmap SEC(".maps"); struct { @@ -39,16 +39,8 @@ struct { __type(value, stack_trace_t); } stack_amap SEC(".maps"); -/* taken from /sys/kernel/debug/tracing/events/random/urandom_read/format */ -struct random_urandom_args { - unsigned long long pad; - int got_bits; - int pool_left; - int input_left; -}; - -SEC("tracepoint/random/urandom_read") -int oncpu(struct random_urandom_args *args) +SEC("kprobe/urandom_read_iter") +int oncpu(struct pt_regs *args) { __u32 max_len = sizeof(struct bpf_stack_build_id) * PERF_MAX_STACK_DEPTH; @@ -73,4 +65,3 @@ int oncpu(struct random_urandom_args *args) } char _license[] SEC("license") = "GPL"; -__u32 _version SEC("version") = 1; /* ignored by tracepoints, required by libbpf.a */ |