classify: cheaper way to check if all elements are zero

Type: improvement
Change-Id: I5f4517c65c37c5d73fcd608dc29dfb1d25d4cd8d
Signed-off-by: Damjan Marion <damarion@cisco.com>

diff --git a/src/vnet/classify/vnet_classify.h b/src/vnet/classify/vnet_classify.h
index dc2f8f1..fbac77c 100644 (file)
--- a/src/vnet/classify/vnet_classify.h
+++ b/src/vnet/classify/vnet_classify.h
@@ -458,7 +458,7 @@ vnet_classify_find_entry_inline (vnet_classify_table_t *t, const u8 *h,
          abort ();
        }
 
-      if (u32x4_zero_byte_mask (result.as_u32x4) == 0xffff)
+      if (u32x4_is_all_zero (result.as_u32x4))
        {
          if (PREDICT_TRUE (now))
            {