[dts] [PATCH V1] tests/sriov_kvm: fix can't receive packets failure

Fangfang Wei fangfangx.wei at intel.com
Fri Aug 25 11:19:03 CEST 2017

Fix DPDK-3276: reopen set port 0 vf rxmode BAM on failed

When reopen set port 0 vf rxmode BAM on, vm can't receive packets, because
buffer is full on host.
Set fwd rxonly and then start forward on host testpmd, buffer will not full.

Signed-off-by: Fangfang Wei <fangfangx.wei at intel.com>
 tests/TestSuite_sriov_kvm.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tests/TestSuite_sriov_kvm.py b/tests/TestSuite_sriov_kvm.py
index b1c3db6..8424b22 100644
--- a/tests/TestSuite_sriov_kvm.py
+++ b/tests/TestSuite_sriov_kvm.py
@@ -351,6 +351,8 @@ class TestSriovKvm(TestCase):
                                                        'vf1': self.sriov_vfs_port[1].pci}
                     "1S/2C/2T", "--rxq=4 --txq=4 --txqflags=0", eal_param=eal_param)
+                self.host_testpmd.execute_cmd('set fwd rxonly')
+                self.host_testpmd.execute_cmd('start')
             # set up VM0 ENV
             self.vm0 = QEMUKvm(self.dut, 'vm0', 'sriov_kvm')

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