On Sat, Aug 1, 2020 at 1:50 AM Song Liu <songliubraving@xxxxxx> 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@xxxxxx>
> ---
> .../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;
> +
[...]
