[PATCH] test: skip hash tests from other CPU

Stephen Hemminger
2025-12-05T00:25:48Z

When running hash tests there are lots of warnings about
unsupported CRC32 algorithm requested. This because on x86
it is requesting ARM algorithm and vice/versa. The fallback
is already tested elsewhere, so can be skipped.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---
app/test/test_hash.c | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/app/test/test_hash.c b/app/test/test_hash.c
index 5791fd7f4c..a73f69a136 100644
--- a/app/test/test_hash.c
+++ b/app/test/test_hash.c
@@ -211,6 +211,7 @@ test_crc32_hash_alg_equiv(void)
rte_hash_crc_set_alg(CRC32_SW);
hash_val = rte_hash_crc(data64, data_len, init_val);

+#ifdef RTE_ARCH_X86
/* Check against 4-byte-operand sse4.2 CRC32 if available */
rte_hash_crc_set_alg(CRC32_SSE42);
if (hash_val != rte_hash_crc(data64, data_len, init_val)) {
@@ -224,13 +225,16 @@ test_crc32_hash_alg_equiv(void)
printf("Failed checking CRC32_SW against CRC32_SSE42_x64\n");
break;
}
+#endif

+#if defined(RTE_ARCH_ARM64) && defined(__ARM_FEATURE_CRC32)
/* Check against 8-byte-operand ARM64 CRC32 if available */
rte_hash_crc_set_alg(CRC32_ARM64);
if (hash_val != rte_hash_crc(data64, data_len, init_val)) {
printf("Failed checking CRC32_SW against CRC32_ARM64\n");
break;
}
+#endif
}

/* Resetting to best available algorithm */
--
2.51.0