[dts] [PATCH v1]vf_packet_rxtx: optimize test case

Liu, Yong yong.liu at intel.com
Fri Nov 18 09:19:44 CET 2016


Thanks for clear, please add these information in git log. We can keep on tracking crc discussion.

> -----Original Message-----
> From: Tu, LijuanX A
> Sent: Friday, November 18, 2016 2:35 PM
> To: Liu, Yong; dts at dpdk.org
> Subject: RE: [dts] [PATCH v1]vf_packet_rxtx: optimize test case
> 
> 1, all nic should enable vf crc-strip ,not just forville, for HW not
> support
> 2, enable pf (igb_uio) crc-strip  (DPDK-1755)
>    To make share pf & vf behavior the same
> 3, fix grammatical error
> 
>  > -----Original Message-----
>  > From: Liu, Yong
>  > Sent: Friday, November 18, 2016 1:21 PM
>  > To: Tu, LijuanX A; dts at dpdk.org
>  > Cc: Tu, LijuanX A
>  > Subject: RE: [dts] [PATCH v1]vf_packet_rxtx: optimize test case
>  >
>  > Lijuan, few comments.
>  >
>  > > -----Original Message-----
>  > > From: dts [mailto:dts-bounces at dpdk.org] On Behalf Of Lijuan Tu
>  > > Sent: Tuesday, November 15, 2016 2:07 PM
>  > > To: dts at dpdk.org
>  > > Cc: Tu, LijuanX A
>  > > Subject: [dts] [PATCH v1]vf_packet_rxtx: optimize test case
>  > >
>  > > Signed-off-by: Lijuan Tu <lijuanx.a.tu at intel.com>
>  > > ---
>  > >  tests/TestSuite_vf_packet_rxtx.py | 47
>  > > ++++++++++++++++------------------
>  > > -----
>  > >  1 file changed, 19 insertions(+), 28 deletions(-)
>  > >
>  > > diff --git a/tests/TestSuite_vf_packet_rxtx.py
>  > > b/tests/TestSuite_vf_packet_rxtx.py
>  > > index 25b03eb..62d3a3c 100644
>  > > --- a/tests/TestSuite_vf_packet_rxtx.py
>  > > +++ b/tests/TestSuite_vf_packet_rxtx.py
>  > > @@ -46,12 +46,13 @@ class TestVfPacketRxtx(TestCase):
>  > >              vf0_prop = {'opt_host': self.sriov_vfs_port_0[0].pci}
>  > >              vf1_prop = {'opt_host': self.sriov_vfs_port_1[0].pci}
>  > >
>  > > +
>  > >              if driver == 'igb_uio':
>  > >                  # start testpmd without the two VFs on the host
>  > >                  self.host_testpmd = PmdOutput(self.dut)
>  > >                  eal_param = '-b %(vf0)s -b %(vf1)s' % {'vf0':
>  > > self.sriov_vfs_port_0[0].pci,
>  > >                                                         'vf1':
>  > > self.sriov_vfs_port_1[0].pci}
>  > > -                self.host_testpmd.start_testpmd("1S/2C/2T",
>  > > eal_param=eal_param)
>  > > +                self.host_testpmd.start_testpmd("1S/2C/2T",
>  > > + "--crc-strip",
>  > > eal_param=eal_param)
>  > >
>  > >              # set up VM0 ENV
>  > >              self.vm0 = QEMUKvm(self.dut, 'vm0', 'vf_packet_rxtx') @@
>  > > -69,9 +70,10 @@ class TestVfPacketRxtx(TestCase):
>  > >      def destroy_2pf_2vf_1vm_env(self):
>  > >          if getattr(self, 'vm0', None):
>  > >              #destroy testpmd in vm0
>  > > -            self.vm0_testpmd.execute_cmd('stop')
>  > > -            self.vm0_testpmd.execute_cmd('quit', '# ')
>  > > -            self.vm0_testpmd = None
>  > > +            if getattr(self, 'vm0_testpmd', None):
>  > > +                self.vm0_testpmd.execute_cmd('stop')
>  > > +                self.vm0_testpmd.execute_cmd('quit', '# ')
>  > > +                self.vm0_testpmd = None
>  > >              self.vm0_dut_ports = None
>  > >              #destroy vm0
>  > >              self.vm0.stop()
>  > > @@ -81,13 +83,13 @@ class TestVfPacketRxtx(TestCase):
>  > >              self.host_testpmd.execute_cmd('quit', '# ')
>  > >              self.host_testpmd = None
>  > >
>  > > -        if getattr(self, 'used_dut_port_0', None):
>  > > +        if getattr(self, 'used_dut_port_0', None) != None:
>  > Look like nothing changed, why changed it?
> [lijuan] X = getattr(self, 'used_dut_port_0', None)
> 	Here : used_dut_port_0 == 0 ,so X == 0 ,
> 	So judgment is False, but actual it's true, we hope it will destroy
> vfs.
> 	The judgment is want to check whether  used_dut_port_0 defined .if
> not defined ,we will not destroy vfs.
>  >
>  > >              self.dut.destroy_sriov_vfs_by_port(self.used_dut_port_0)
>  > >              port = self.dut.ports_info[self.used_dut_port_0]['port']
>  > >              port.bind_driver()
>  > >              self.used_dut_port_0 = None
>  > >
>  > > -        if getattr(self, 'used_dut_port_1', None):
>  > > +        if getattr(self, 'used_dut_port_1', None) != None:
>  > >              self.dut.destroy_sriov_vfs_by_port(self.used_dut_port_1)
>  > >              port = self.dut.ports_info[self.used_dut_port_1]['port']
>  > >              port.bind_driver()
>  > > @@ -110,14 +112,7 @@ class TestVfPacketRxtx(TestCase):
>  > >          self.vm0_dut_ports = self.vm_dut_0.get_ports('any')
>  > >          port_id_0 = 0
>  > >          self.vm0_testpmd = PmdOutput(self.vm_dut_0)
>  > > -        if self.kdriver == "i40e":
>  > > -            self.vm0_testpmd.start_testpmd(VM_CORES_MASK, '--crc-
> strip')
>  > > -        else:
>  > > -            self.vm0_testpmd.start_testpmd(VM_CORES_MASK)
>  > > -        self.vm0_testpmd.execute_cmd('port stop all')
>  > > -        self.vm0_testpmd.execute_cmd('port config all crc-strip on')
>  > > -        self.vm0_testpmd.execute_cmd('port start all')
>  > > -        self.vm0_testpmd.execute_cmd('show port info all')
>  > > +        self.vm0_testpmd.start_testpmd(VM_CORES_MASK, '--crc-strip')
>  > Please give some comment of this change, why other NICs now support
> crc-strip
>  > by testpmd parameter?
> [lijuan] Nics (Niantic fortivlle sageville powerville) all can't disable
> crc-strip, but fortiville deal it as error , and other as warning.
> Dpdk disable crc-strip as default. But how to deal with crc-strip is still
> in discussing.
> Refer: http://dpdk.org/dev/patchwork/patch/16980/
>  >
>  > >          pmd_vf0_mac = self.vm0_testpmd.get_port_mac(port_id_0)
>  > >          self.vm0_testpmd.execute_cmd('set fwd mac')
>  > >          self.vm0_testpmd.execute_cmd('start')
>  > > @@ -199,8 +194,9 @@ class TestVfPacketRxtx(TestCase):
>  > >
>  > >      def destroy_3vf_2vm_env(self):
>  > >          if getattr(self, 'vm0', None):
>  > > -            self.vm0_testpmd.execute_cmd('stop')
>  > > -            self.vm0_testpmd.execute_cmd('quit', '# ')
>  > > +            if getattr(self, 'vm0_testpmd', None):
>  > > +                self.vm0_testpmd.execute_cmd('stop')
>  > > +                self.vm0_testpmd.execute_cmd('quit', '# ')
>  > >              self.vm0_testpmd = None
>  > >              self.vm0_dut_ports = None
>  > >              self.vm_dut_0 = None
>  > > @@ -208,19 +204,20 @@ class TestVfPacketRxtx(TestCase):
>  > >              self.vm0 = None
>  > >
>  > >          if getattr(self, 'vm1', None):
>  > > -            self.vm1_testpmd.execute_cmd('stop')
>  > > -            self.vm1_testpmd.execute_cmd('quit', '# ')
>  > > +            if getattr(self, 'vm1_testpmd', None):
>  > > +                self.vm1_testpmd.execute_cmd('stop')
>  > > +                self.vm1_testpmd.execute_cmd('quit', '# ')
>  > >              self.vm1_testpmd = None
>  > >              self.vm1_dut_ports = None
>  > >              self.vm_dut_1 = None
>  > >              self.vm1.stop()
>  > >              self.vm1 = None
>  > >
>  > > -        if getattr(self, 'host_testpmd', None):
>  > > +        if getattr(self, 'host_testpmd', None) != None:
>  > >              self.host_testpmd.execute_cmd('quit', '# ')
>  > >              self.host_testpmd = None
>  > >
>  > > -        if getattr(self, 'used_dut_port', None):
>  > > +        if getattr(self, 'used_dut_port', None) != None:
>  > >              self.dut.destroy_sriov_vfs_by_port(self.used_dut_port)
>  > >              port = self.dut.ports_info[self.used_dut_port]['port']
>  > >              port.bind_driver()
>  > > @@ -243,10 +240,7 @@ class TestVfPacketRxtx(TestCase):
>  > >          port_id_1 = 1
>  > >
>  > >          self.vm0_testpmd = PmdOutput(self.vm_dut_0)
>  > > -        if self.kdriver == "i40e":
>  > > -            self.vm0_testpmd.start_testpmd(VM_CORES_MASK, '--crc-
> strip')
>  > > -        else:
>  > > -            self.vm0_testpmd.start_testpmd(VM_CORES_MASK)
>  > > +        self.vm0_testpmd.start_testpmd(VM_CORES_MASK, '--crc-strip')
>  > >          self.vm0_testpmd.execute_cmd('show port info all')
>  > >          pmd0_vf0_mac = self.vm0_testpmd.get_port_mac(port_id_0)
>  > >          self.vm0_testpmd.execute_cmd('set fwd mac') @@ -255,10
> +249,7
>  > > @@ class TestVfPacketRxtx(TestCase):
>  > >          time.sleep(2)
>  > >
>  > >          self.vm1_testpmd = PmdOutput(self.vm_dut_1)
>  > > -        if self.kdriver == "i40e":
>  > > -            self.vm1_testpmd.start_testpmd(VM_CORES_MASK, '--crc-
> strip')
>  > > -        else:
>  > > -            self.vm1_testpmd.start_testpmd(VM_CORES_MASK)
>  > > +        self.vm1_testpmd.start_testpmd(VM_CORES_MASK, '--crc-strip')
>  > >          self.vm1_testpmd.execute_cmd('show port info all')
>  > >
>  > >          tx_port = self.tester.get_local_port(self.dut_ports[0])
>  > > --
>  > > 1.9.3



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