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From: Andrii Nakryiko <andrii.nakryiko@gmail.com>
To: Song Liu <songliubraving@fb.com>
Cc: open list <linux-kernel@vger.kernel.org>,
	bpf <bpf@vger.kernel.org>, Networking <netdev@vger.kernel.org>,
	Alexei Starovoitov <ast@kernel.org>,
	Daniel Borkmann <daniel@iogearbox.net>,
	Kernel Team <kernel-team@fb.com>,
	john fastabend <john.fastabend@gmail.com>,
	KP Singh <kpsingh@chromium.org>,
	Jesper Dangaard Brouer <brouer@redhat.com>,
	Daniel Xu <dlxu@fb.com>
Subject: Re: [PATCH bpf-next 4/5] selftests/bpf: move two functions to test_progs.c
Date: Sun, 2 Aug 2020 18:46:37 -0700	[thread overview]
Message-ID: <CAEf4BzY44oYFXRPeG1y3W96xrCR2muGpeKJ7XHQ-3EpaZ__Veg@mail.gmail.com> (raw)
In-Reply-To: <20200801084721.1812607-5-songliubraving@fb.com>

On Sat, Aug 1, 2020 at 1:50 AM Song Liu <songliubraving@fb.com> wrote:
>
> Move time_get_ns() and get_base_addr() to test_progs.c, so they can be
> used in other tests.
>
> Signed-off-by: Song Liu <songliubraving@fb.com>
> ---
>  .../selftests/bpf/prog_tests/attach_probe.c   | 21 -------------
>  .../selftests/bpf/prog_tests/test_overhead.c  |  8 -----
>  tools/testing/selftests/bpf/test_progs.c      | 30 +++++++++++++++++++
>  tools/testing/selftests/bpf/test_progs.h      |  2 ++
>  4 files changed, 32 insertions(+), 29 deletions(-)
>

[...]

>  static int test_task_rename(const char *prog)
>  {
>         int i, fd, duration = 0, err;
> diff --git a/tools/testing/selftests/bpf/test_progs.c b/tools/testing/selftests/bpf/test_progs.c
> index b1e4dadacd9b4..c9e6a5ad5b9a4 100644
> --- a/tools/testing/selftests/bpf/test_progs.c
> +++ b/tools/testing/selftests/bpf/test_progs.c
> @@ -622,6 +622,36 @@ int cd_flavor_subdir(const char *exec_name)
>         return chdir(flavor);
>  }
>
> +__u64 time_get_ns(void)
> +{

I'd try to avoid adding stuff to test_progs.c. There is generic
testing_helpers.c, maybe let's put this there?

> +       struct timespec ts;
> +
> +       clock_gettime(CLOCK_MONOTONIC, &ts);
> +       return ts.tv_sec * 1000000000ull + ts.tv_nsec;
> +}
> +
> +ssize_t get_base_addr(void)
> +{

This would definitely be better in trace_helpers.c, though.

> +       size_t start, offset;
> +       char buf[256];
> +       FILE *f;
> +

[...]

  reply	other threads:[~2020-08-03  1:46 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-01  8:47 [PATCH bpf-next 0/5] introduce BPF_PROG_TYPE_USER Song Liu
2020-08-01  8:47 ` [PATCH bpf-next 1/5] bpf: " Song Liu
2020-08-01 13:58   ` kernel test robot
2020-08-01 15:21   ` kernel test robot
2020-08-06 18:18   ` kernel test robot
2020-08-06 18:18   ` [RFC PATCH] bpf: user_verifier_ops can be static kernel test robot
2020-08-01  8:47 ` [PATCH bpf-next 2/5] libbpf: support BPF_PROG_TYPE_USER programs Song Liu
2020-08-03  1:40   ` Andrii Nakryiko
2020-08-03  4:21     ` Song Liu
2020-08-03  5:05       ` Andrii Nakryiko
2020-08-04  1:18     ` Song Liu
2020-08-05  1:38       ` Andrii Nakryiko
2020-08-05  3:59         ` Song Liu
2020-08-05  5:32           ` Andrii Nakryiko
2020-08-05  6:26             ` Song Liu
2020-08-05  6:54               ` Andrii Nakryiko
2020-08-05  7:23                 ` Song Liu
2020-08-05 17:44                   ` Andrii Nakryiko
2020-08-01  8:47 ` [PATCH bpf-next 3/5] selftests/bpf: add selftest for BPF_PROG_TYPE_USER Song Liu
2020-08-03  1:43   ` Andrii Nakryiko
2020-08-03  4:33     ` Song Liu
2020-08-03  5:07       ` Andrii Nakryiko
2020-08-01  8:47 ` [PATCH bpf-next 4/5] selftests/bpf: move two functions to test_progs.c Song Liu
2020-08-03  1:46   ` Andrii Nakryiko [this message]
2020-08-03  4:34     ` Song Liu
2020-08-01  8:47 ` [PATCH bpf-next 5/5] selftests/bpf: add benchmark for uprobe vs. user_prog Song Liu
2020-08-03  1:51   ` Andrii Nakryiko
2020-08-03  4:47     ` Song Liu
2020-08-03  5:10       ` Andrii Nakryiko
2020-08-04 20:54         ` Song Liu
2020-08-05  1:52           ` Andrii Nakryiko
2020-08-05  4:47             ` Song Liu
2020-08-05  5:47               ` Andrii Nakryiko
2020-08-05  7:01                 ` Song Liu
2020-08-05 17:39                   ` Andrii Nakryiko
2020-08-05 18:41                     ` Song Liu
2020-08-05 17:16               ` Alexei Starovoitov
2020-08-05 17:27                 ` Andrii Nakryiko
2020-08-05 17:45                   ` Alexei Starovoitov
2020-08-05 17:56                     ` Andrii Nakryiko
2020-08-05 18:56                 ` Song Liu
2020-08-05 22:50                   ` Alexei Starovoitov
2020-08-05 23:50                     ` Song Liu

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