diff options
| author | Kees Cook <keescook@chromium.org> | 2021-06-17 16:18:34 -0700 |
|---|---|---|
| committer | Kees Cook <keescook@chromium.org> | 2021-06-28 12:49:52 -0700 |
| commit | 9a03abc16c77062c73972df08206f1031862d9b4 (patch) | |
| tree | 57c53c58148e08481b5c9d6bc674c7256be21c7d | |
| parent | 62ddb91b7771626658c382c2b849a058f1586123 (diff) | |
selftests/seccomp: Avoid using "sysctl" for report
Instead of depending on "sysctl" being installed, just use "grep -H" for
sysctl status reporting. Additionally report kernel version for easier
comparisons.
Signed-off-by: Kees Cook <keescook@chromium.org>
| -rw-r--r-- | tools/testing/selftests/seccomp/seccomp_benchmark.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/tools/testing/selftests/seccomp/seccomp_benchmark.c b/tools/testing/selftests/seccomp/seccomp_benchmark.c index 363cad755042..6e5102a7d7c9 100644 --- a/tools/testing/selftests/seccomp/seccomp_benchmark.c +++ b/tools/testing/selftests/seccomp/seccomp_benchmark.c @@ -145,9 +145,13 @@ int main(int argc, char *argv[]) setbuf(stdout, NULL); + printf("Running on:\n"); + system("uname -a"); + printf("Current BPF sysctl settings:\n"); - system("sysctl net.core.bpf_jit_enable"); - system("sysctl net.core.bpf_jit_harden"); + /* Avoid using "sysctl" which may not be installed. */ + system("grep -H . /proc/sys/net/core/bpf_jit_enable"); + system("grep -H . /proc/sys/net/core/bpf_jit_harden"); if (argc > 1) samples = strtoull(argv[1], NULL, 0); |