Re: [PATCHv3 bpf-next 5/5] selftests/bpf: Add attach bench test

Andrii Nakryiko
2022-04-27T23:28:14Z

On Wed, Apr 27, 2022 at 2:04 PM Jiri Olsa <jolsa@kernel.org> wrote:
>
> Adding test that reads all functions from ftrace available_filter_functions
> file and attach them all through kprobe_multi API.
>
> It also prints stats info with -v option, like on my setup:
>
> test_bench_attach: found 48712 functions
> test_bench_attach: attached in 1.069s
> test_bench_attach: detached in 0.373s
>
> Signed-off-by: Jiri Olsa <jolsa@kernel.org>
> ---

LGTM.

Acked-by: Andrii Nakryiko <andrii@kernel.org>

> .../bpf/prog_tests/kprobe_multi_test.c | 133 ++++++++++++++++++
> .../selftests/bpf/progs/kprobe_multi_empty.c | 12 ++
> 2 files changed, 145 insertions(+)
> create mode 100644 tools/testing/selftests/bpf/progs/kprobe_multi_empty.c
> …