[dts] [PATCH V1]vhost_dequeue_zero_copy: use igb_uio driver to get better performance in vm

Xiao Qimai qimaix.xiao at intel.com
Fri Jun 12 11:13:11 CEST 2020


Signed-off-by: Xiao Qimai <qimaix.xiao at intel.com>
---
 tests/TestSuite_vhost_dequeue_zero_copy.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/tests/TestSuite_vhost_dequeue_zero_copy.py b/tests/TestSuite_vhost_dequeue_zero_copy.py
index 8beb1ba..0779edc 100644
--- a/tests/TestSuite_vhost_dequeue_zero_copy.py
+++ b/tests/TestSuite_vhost_dequeue_zero_copy.py
@@ -209,6 +209,11 @@ class TestVhostDequeueZeroCopy(TestCase):
         """
         self.vm = VM(self.dut, 'vm0', 'vhost_sample')
         self.vm.load_config()
+        # use igb_uio driver in vm to get better performance
+        for i in self.vm.params:
+            if 'def_driver' in i:
+                i['def_driver'] = [{'driver_name': 'igb_uio'}]
+                break
         vm_params = {}
         vm_params['driver'] = 'vhost-user'
         vm_params['opt_path'] = '%s/vhost-net' % self.base_dir
-- 
1.8.3.1



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