Test-Label: intel-Testing
Test-Status: SUCCESS 
_Testing PASS 

DPDK git repo: dpdk-next-net-mrvl

commit 9351bc0906b4585fd9d50a89f9f6d2f091d3e822
Author: Joyce Kong <joyce.kong@arm.com>
Date:   Thu Sep 15 14:58:25 2022 +0800

    net/memif: add a Tx fast path
    
    For memif non-zero-copy mode, there is a branch to compare
    the mbuf and memif buffer size during memory copying. If all
    mbufs come from the same mempool, and memif buf size >= mbuf
    size, add a fast Tx memory copy path without the comparing
    branch and with mbuf bulk free, otherwise still run the
    original Tx path.
    The removal of the branch and bulk free lead to considerable
    performance uplift.
    
    Test with 1p1q on Ampere Altra AArch64 server,
    --------------------------------------------
      buf size  | memif >= mbuf | memif < mbuf |
    --------------------------------------------
    non-zc gain |    10.82%     |     0.04%    |
    --------------------------------------------
       zc gain  |     8.86%     |     3.18%    |
    --------------------------------------------
    
    Test with 1p1q on Cascade Lake Xeon X86server,
    --------------------------------------------
      buf size  | memif >= mbuf | memif < mbuf |
    --------------------------------------------
    non-zc gain |     7.32%     |    -0.85%    |
    --------------------------------------------
       zc gain  |    12.75%     |    -0.16%    |
    --------------------------------------------
    
    Signed-off-by: Joyce Kong <joyce.kong@arm.com>
    Reviewed-by: Ruifeng Wang <ruifeng.wang@arm.com>
    Acked-by: Morten Brørup <mb@smartsharesystems.com>

Testing Summary : 18 Case Done, 18 Successful, 0 Failures

Testbed #1: 9 Case Done, 9 Successful, 0 Failures 
	* Test result details:
	  +-------------+---------------------------+-------+
	  | suite       | case                      | status|
	  +-------------+---------------------------+-------+
	  | asan_smoke  | test_rxtx_with_ASan_enable| passed|
	  | pf_smoke    | test_pf_jumbo_frames      | passed|
	  | pf_smoke    | test_pf_rss               | passed|
	  | pf_smoke    | test_pf_tx_rx_queue       | passed|
	  | vf_smoke    | test_vf_jumbo_frames      | passed|
	  | vf_smoke    | test_vf_rss               | passed|
	  | vf_smoke    | test_vf_tx_rx_queue       | passed|
	  | virtio_smoke| test_virtio_loopback      | passed|
	  | virtio_smoke| test_virtio_pvp           | passed|
	  +-------------+---------------------------+-------+
	* Environment:
	  OS : Ubuntu 20.04.5 LTS       
	  Kernel : 5.8.0-63-generic         
	  GCC : 9.4.0-1ubuntu1~20.04.1        
	  NIC : Ethernet Controller E810-C for SFP         
	  Target : x86_64-native-linuxapp-gcc      

Testbed #2: 9 Case Done, 9 Successful, 0 Failures 
	* Test result details:
	  +-------------+---------------------------+-------+
	  | suite       | case                      | status|
	  +-------------+---------------------------+-------+
	  | asan_smoke  | test_rxtx_with_ASan_enable| passed|
	  | pf_smoke    | test_pf_jumbo_frames      | passed|
	  | pf_smoke    | test_pf_rss               | passed|
	  | pf_smoke    | test_pf_tx_rx_queue       | passed|
	  | vf_smoke    | test_vf_rss               | passed|
	  | vf_smoke    | test_vf_tx_rx_queue       | passed|
	  | vf_smoke    | test_vf_jumbo_frames      | n/a   |
	  | virtio_smoke| test_virtio_loopback      | passed|
	  | virtio_smoke| test_virtio_pvp           | passed|
	  +-------------+---------------------------+-------+
	* Environment:
	  OS : Ubuntu 20.04.5 LTS       
	  Kernel : 5.13.0-30-generic         
	  GCC : 9.4.0-1ubuntu1~20.04.1        
	  NIC : Ethernet Controller XL710 for 40GbE QSFP+         
	  Target : x86_64-native-linuxapp-gcc      

TestPlan:
	   pf_smoke: http://git.dpdk.org/tools/dts/tree/test_plans/pf_smoke_test_plan.rst
	   vf_smoke: http://git.dpdk.org/tools/dts/tree/test_plans/vf_smoke_test_plan.rst
	   asan_smoke: http://git.dpdk.org/tools/dts/tree/test_plans/asan_smoke_test_plan.rst

TestSuite:
	   pf_smoke: http://git.dpdk.org/tools/dts/tree/tests/TestSuite_pf_smoke.py
	   vf_smoke: http://git.dpdk.org/tools/dts/tree/tests/TestSuite_vf_smoke.py
	   virtio_smoke: http://git.dpdk.org/tools/dts/tree/tests/TestSuite_virtio_smoke.py
	   asan_smoke: http://git.dpdk.org/tools/dts/tree/tests/TestSuite_asan_smoke.py


DPDK STV team