From: Alexei Starovoitov <alexei.starovoitov@gmail.com>
To: "Toke Høiland-Jørgensen" <toke@redhat.com>
Cc: Alexei Starovoitov <ast@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Martin KaFai Lau <kafai@fb.com>, Song Liu <songliubraving@fb.com>,
Yonghong Song <yhs@fb.com>, Andrii Nakryiko <andriin@fb.com>,
John Fastabend <john.fastabend@gmail.com>,
Jiri Olsa <jolsa@redhat.com>,
Eelco Chaudron <echaudro@redhat.com>,
KP Singh <kpsingh@chromium.org>,
netdev@vger.kernel.org, bpf@vger.kernel.org
Subject: Re: [PATCH bpf-next v8 11/11] selftests: Remove fmod_ret from benchmarks and test_overhead
Date: Wed, 23 Sep 2020 18:08:11 -0700 [thread overview]
Message-ID: <20200924010811.kwrkzdzh6za3w3fz@ast-mbp.dhcp.thefacebook.com> (raw)
In-Reply-To: <160079992560.8301.11225602391403157558.stgit@toke.dk>
On Tue, Sep 22, 2020 at 08:38:45PM +0200, Toke Høiland-Jørgensen wrote:
> -const struct bench bench_trig_fmodret = {
> - .name = "trig-fmodret",
> - .validate = trigger_validate,
> - .setup = trigger_fmodret_setup,
> - .producer_thread = trigger_producer,
> - .consumer_thread = trigger_consumer,
> - .measure = trigger_measure,
> - .report_progress = hits_drops_report_progress,
> - .report_final = hits_drops_report_final,
> -};
> diff --git a/tools/testing/selftests/bpf/progs/trigger_bench.c b/tools/testing/selftests/bpf/progs/trigger_bench.c
> index 9a4d09590b3d..1af23ac0c37c 100644
> --- a/tools/testing/selftests/bpf/progs/trigger_bench.c
> +++ b/tools/testing/selftests/bpf/progs/trigger_bench.c
> @@ -45,10 +45,3 @@ int bench_trigger_fentry_sleep(void *ctx)
> __sync_add_and_fetch(&hits, 1);
> return 0;
> }
> -
> -SEC("fmod_ret/__x64_sys_getpgid")
> -int bench_trigger_fmodret(void *ctx)
> -{
> - __sync_add_and_fetch(&hits, 1);
> - return -22;
> -}
why are you removing this? There is no problem here.
All syscalls are error-injectable.
I'm surprised Andrii acked this :(
next prev parent reply other threads:[~2020-09-24 1:08 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-22 18:38 [PATCH bpf-next v8 00/11] bpf: Support multi-attach for freplace programs Toke Høiland-Jørgensen
2020-09-22 18:38 ` [PATCH bpf-next v8 01/11] bpf: disallow attaching modify_return tracing functions to other BPF programs Toke Høiland-Jørgensen
2020-09-23 17:25 ` Andrii Nakryiko
2020-09-22 18:38 ` [PATCH bpf-next v8 02/11] bpf: change logging calls from verbose() to bpf_log() and use log pointer Toke Høiland-Jørgensen
2020-09-22 18:38 ` [PATCH bpf-next v8 03/11] bpf: verifier: refactor check_attach_btf_id() Toke Høiland-Jørgensen
2020-09-23 23:54 ` Alexei Starovoitov
2020-09-22 18:38 ` [PATCH bpf-next v8 04/11] bpf: move prog->aux->linked_prog and trampoline into bpf_link on attach Toke Høiland-Jørgensen
2020-09-24 0:14 ` Alexei Starovoitov
2020-09-24 14:34 ` Toke Høiland-Jørgensen
2020-09-24 15:43 ` Alexei Starovoitov
2020-09-24 21:30 ` Toke Høiland-Jørgensen
2020-09-24 20:40 ` Andrii Nakryiko
2020-09-24 21:24 ` Toke Høiland-Jørgensen
2020-09-24 21:59 ` Andrii Nakryiko
2020-09-24 22:20 ` Toke Høiland-Jørgensen
2020-09-24 22:37 ` Andrii Nakryiko
2020-09-24 23:13 ` Toke Høiland-Jørgensen
2020-09-24 21:59 ` Toke Høiland-Jørgensen
2020-09-25 15:45 ` Alexei Starovoitov
2020-09-25 20:57 ` Toke Høiland-Jørgensen
2020-09-22 18:38 ` [PATCH bpf-next v8 05/11] bpf: support attaching freplace programs to multiple attach points Toke Høiland-Jørgensen
2020-09-24 1:04 ` Alexei Starovoitov
2020-09-22 18:38 ` [PATCH bpf-next v8 06/11] bpf: Fix context type resolving for extension programs Toke Høiland-Jørgensen
2020-09-22 18:38 ` [PATCH bpf-next v8 07/11] libbpf: add support for freplace attachment in bpf_link_create Toke Høiland-Jørgensen
2020-09-23 17:28 ` Andrii Nakryiko
2020-09-23 20:58 ` Toke Høiland-Jørgensen
2020-09-22 18:38 ` [PATCH bpf-next v8 08/11] selftests: add test for multiple attachments of freplace program Toke Høiland-Jørgensen
2020-09-22 18:38 ` [PATCH bpf-next v8 09/11] selftests/bpf: Adding test for arg dereference in extension trace Toke Høiland-Jørgensen
2020-09-22 18:38 ` [PATCH bpf-next v8 10/11] selftests: Add selftest for disallowing modify_return attachment to freplace Toke Høiland-Jørgensen
2020-09-22 18:38 ` [PATCH bpf-next v8 11/11] selftests: Remove fmod_ret from benchmarks and test_overhead Toke Høiland-Jørgensen
2020-09-23 17:40 ` Andrii Nakryiko
2020-09-24 1:08 ` Alexei Starovoitov [this message]
2020-09-24 1:38 ` Andrii Nakryiko
2020-09-24 23:19 ` Toke Høiland-Jørgensen
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