* [PATCH v2] selftests/seccomp: Flush benchmark output
@ 2021-05-27 22:23 Kees Cook
0 siblings, 0 replies; only message in thread
From: Kees Cook @ 2021-05-27 22:23 UTC (permalink / raw)
To: linux-kernel; +Cc: Kees Cook, Will Drewry, Andy Lutomirski
When running the seccomp benchmark under a test runner, it wouldn't
provide any feedback on progress. Set stdout unbuffered.
Suggested-by: Will Drewry <wad@chromium.org>
Signed-off-by: Kees Cook <keescook@chromium.org>
---
tools/testing/selftests/seccomp/seccomp_benchmark.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/tools/testing/selftests/seccomp/seccomp_benchmark.c b/tools/testing/selftests/seccomp/seccomp_benchmark.c
index fcc806585266..363cad755042 100644
--- a/tools/testing/selftests/seccomp/seccomp_benchmark.c
+++ b/tools/testing/selftests/seccomp/seccomp_benchmark.c
@@ -143,6 +143,8 @@ int main(int argc, char *argv[])
unsigned long long native, filter1, filter2, bitmap1, bitmap2;
unsigned long long entry, per_filter1, per_filter2;
+ setbuf(stdout, NULL);
+
printf("Current BPF sysctl settings:\n");
system("sysctl net.core.bpf_jit_enable");
system("sysctl net.core.bpf_jit_harden");
--
2.25.1
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2021-05-27 22:23 [PATCH v2] selftests/seccomp: Flush benchmark output Kees Cook
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