Compile option for hash_multi_lookup was broken, and caused feature
cannot be enabled on Arm.
This patch sets hash_multi_lookup method as default, and sequential
lookup becomes optional.

In test of 8192 flows with 128-byte packets, throughput increased by
25.6% after enabling hash_multi_lookup.

Fixes: 52c97adc1f0f ("examples/l3fwd: fix exact match performance")
Cc: tomaszx.kula...@intel.com

Signed-off-by: Ruifeng Wang <ruifeng.w...@arm.com>
Reviewed-by: Gavin Hu <gavin...@arm.com>
Reviewed-by: Phil Yang <phil.y...@arm.com>
Tested-by: Ruifeng Wang <ruifeng.w...@arm.com>
---
 examples/l3fwd/l3fwd.h | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/examples/l3fwd/l3fwd.h b/examples/l3fwd/l3fwd.h
index c962deac3..063b80018 100644
--- a/examples/l3fwd/l3fwd.h
+++ b/examples/l3fwd/l3fwd.h
@@ -11,10 +11,6 @@
 
 #define RTE_LOGTYPE_L3FWD RTE_LOGTYPE_USER1
 
-#if !defined(NO_HASH_MULTI_LOOKUP) && defined(RTE_MACHINE_CPUFLAG_NEON)
-#define NO_HASH_MULTI_LOOKUP 1
-#endif
-
 #define MAX_PKT_BURST     32
 #define BURST_TX_DRAIN_US 100 /* TX drain every ~100us */
 
-- 
2.17.1

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