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-rw-r--r--src/plugins/flowprobe/node.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/src/plugins/flowprobe/node.c b/src/plugins/flowprobe/node.c
index 6a539db9bbf..80bfa9b584f 100644
--- a/src/plugins/flowprobe/node.c
+++ b/src/plugins/flowprobe/node.c
@@ -17,6 +17,7 @@
#include <vlib/vlib.h>
#include <vnet/vnet.h>
#include <vnet/pg/pg.h>
+#include <vppinfra/crc32.h>
#include <vppinfra/error.h>
#include <flowprobe/flowprobe.h>
#include <vnet/ip/ip6_packet.h>
@@ -258,10 +259,16 @@ static inline u32
flowprobe_hash (flowprobe_key_t * k)
{
flowprobe_main_t *fm = &flowprobe_main;
- int i;
u32 h = 0;
- for (i = 0; i < sizeof (k->as_u32) / sizeof (u32); i++)
- h = crc_u32 (k->as_u32[i], h);
+
+#ifdef clib_crc32c_uses_intrinsics
+ h = clib_crc32c ((u8 *) k->as_u32, FLOWPROBE_KEY_IN_U32);
+#else
+ u64 tmp =
+ k->as_u32[0] ^ k->as_u32[1] ^ k->as_u32[2] ^ k->as_u32[3] ^ k->as_u32[4];
+ h = clib_xxhash (tmp);
+#endif
+
return h >> (32 - fm->ht_log2len);
}