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| author | Jason A. Donenfeld <Jason@zx2c4.com> | 2024-08-29 20:23:23 +0200 |
|---|---|---|
| committer | Jason A. Donenfeld <Jason@zx2c4.com> | 2024-08-30 15:44:38 +0200 |
| commit | f78280b1a3cedd9f68d5f596179675514a15bd1d (patch) | |
| tree | 3acf6b0e9467f164ec5e816fdbf1ac9b6a147ba6 | |
| parent | b90eeff1badd9c3d12123e2721ae08dfb689cda7 (diff) | |
selftests: vDSO: skip getrandom test if architecture is unsupported
If the getrandom test compiles for an arch, don't exit fatally if the
actual cpu it's running on is unsupported.
Suggested-by: Adhemerval Zanella Netto <adhemerval.zanella@linaro.org>
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
| -rw-r--r-- | tools/testing/selftests/vDSO/vdso_test_getrandom.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/tools/testing/selftests/vDSO/vdso_test_getrandom.c b/tools/testing/selftests/vDSO/vdso_test_getrandom.c index 20bbef992c48..5db8ac8999cd 100644 --- a/tools/testing/selftests/vDSO/vdso_test_getrandom.c +++ b/tools/testing/selftests/vDSO/vdso_test_getrandom.c @@ -104,6 +104,7 @@ static void vgetrandom_init(void) const char *version = versions[VDSO_VERSION]; const char *name = names[VDSO_NAMES][6]; unsigned long sysinfo_ehdr = getauxval(AT_SYSINFO_EHDR); + size_t ret; if (!sysinfo_ehdr) { printf("AT_SYSINFO_EHDR is not present!\n"); @@ -115,7 +116,11 @@ static void vgetrandom_init(void) printf("%s is missing!\n", name); exit(KSFT_FAIL); } - if (vgrnd.fn(NULL, 0, 0, &vgrnd.params, ~0UL) != 0) { + ret = vgrnd.fn(NULL, 0, 0, &vgrnd.params, ~0UL); + if (ret == -ENOSYS) { + printf("unsupported architecture\n"); + exit(KSFT_SKIP); + } else if (ret) { printf("failed to fetch vgetrandom params!\n"); exit(KSFT_FAIL); } |