From: Herbert Guan <Herbert.Guan@arm.com>
To: "Liu, Yong" <yong.liu@intel.com>, "dts@dpdk.org" <dts@dpdk.org>
Cc: nd <nd@arm.com>
Subject: Re: [dts] [PATCH v1] tests/vf_packet_rxtx: fix test case failures in vf_reset
Date: Mon, 5 Mar 2018 02:14:07 +0000 [thread overview]
Message-ID: <VI1PR08MB281333D9BAEC9DD2F040395E86DA0@VI1PR08MB2813.eurprd08.prod.outlook.com> (raw)
In-Reply-To: <86228AFD5BCD8E4EBFD2B90117B5E81E62FA71F5@SHSMSX103.ccr.corp.intel.com>
Hi Marvin,
This seems to the right approach. Let's abandon this patch, and a new patch dedicated for
"Clear port stats before send/recv test packets" will be submitted later.
Best regards,
Herbert
> -----Original Message-----
> From: Liu, Yong [mailto:yong.liu@intel.com]
> Sent: Friday, March 2, 2018 16:01
> To: Herbert Guan <Herbert.Guan@arm.com>; dts@dpdk.org
> Cc: nd <nd@arm.com>
> Subject: RE: [dts] [PATCH v1] tests/vf_packet_rxtx: fix test case failures in
> vf_reset
>
> Herbert,
> We have also incurred your problem in some VF related cases. Look like most
> VF related cases need one default module (igb_uio or vfio noiommu) in VM.
> As default module should be bound with VM, I'd like to add one global option
> for this default module.
> Meanwhile test suite can change the default value in their own configuration.
>
> Thanks,
> Marvin
>
> > -----Original Message-----
> > From: Herbert Guan [mailto:Herbert.Guan@arm.com]
> > Sent: Friday, March 02, 2018 2:58 PM
> > To: Liu, Yong <yong.liu@intel.com>; dts@dpdk.org
> > Cc: nd <nd@arm.com>
> > Subject: RE: [dts] [PATCH v1] tests/vf_packet_rxtx: fix test case
> > failures in vf_reset
> >
> > Marvin,
> >
> > When the execution config file selects driver mode to a certain mode
> > (vfio, igb_uio, etc.), then both host and VM NICs will use this mode
> > in case setup. If some case need VM to use the igb_uio mode,
> > regardless of the driver mode in execution configure file, we need to
> > ensure the required drivers have been installed.
> >
> > If we want to restore the environment, we need to add some extra logic
> > to the case script. If the uio or igb_uio driver is not installed,
> > then install it and make flag. This script need to remove installed
> > drivers that were not installed before running the test.
> >
> > Best regards,
> > Herbert
> >
> > > -----Original Message-----
> > > From: Liu, Yong [mailto:yong.liu@intel.com]
> > > Sent: Friday, March 2, 2018 10:08
> > > To: Herbert Guan <Herbert.Guan@arm.com>; dts@dpdk.org
> > > Subject: RE: [dts] [PATCH v1] tests/vf_packet_rxtx: fix test case
> > failures in
> > > vf_reset
> > >
> > > Hi Herbert,
> > > Why required driver is not insmod be previous setup?
> > > As one principle, we want to limit the influence of environment
> > > change
> > in the
> > > suite.
> > >
> > > Thanks,
> > > Marvin
> > >
> > > > -----Original Message-----
> > > > From: dts [mailto:dts-bounces@dpdk.org] On Behalf Of Herbert Guan
> > > > Sent: Wednesday, February 14, 2018 2:29 PM
> > > > To: dts@dpdk.org
> > > > Cc: Herbert Guan <herbert.guan@arm.com>
> > > > Subject: [dts] [PATCH v1] tests/vf_packet_rxtx: fix test case
> > > > failures in vf_reset
> > > >
> > > > 1) Clear port stats before send/recv test packets
> > > > 2) Ensure igb_uio driver is installed if driver='igb_uio'
> > > >
> > > >
> > > > Signed-off-by: Herbert Guan <herbert.guan@arm.com>
> > > > ---
> > > > tests/TestSuite_vf_packet_rxtx.py | 4 ++++
> > > > 1 file changed, 4 insertions(+)
> > > >
> > > > diff --git a/tests/TestSuite_vf_packet_rxtx.py
> > > > b/tests/TestSuite_vf_packet_rxtx.py
> > > > index 63f4820..f0b7721 100644
> > > > --- a/tests/TestSuite_vf_packet_rxtx.py
> > > > +++ b/tests/TestSuite_vf_packet_rxtx.py
> > > > @@ -125,6 +125,9 @@ class TestVfPacketRxtx(TestCase):
> > > > def packet_rx_tx(self, driver='default'):
> > > >
> > > > if driver == 'igb_uio':
> > > > + # ensure igb_uio driver is installed
> > > > + self.dut.send_expect('(lsmod | grep uio) || (modprobe
> > > > + uio)',
> > > > '#')
> > > > + self.dut.send_expect('(lsmod | grep igb_uio) ||
> > > > (insmod ./%s/kmod/igb_uio.ko)' % self.target,'#')
> > > > self.setup_2pf_2vf_1vm_env(driver='igb_uio')
> > > > else:
> > > > self.setup_2pf_2vf_1vm_env(driver='')
> > > > @@ -279,6 +282,7 @@ class TestVfPacketRxtx(TestCase):
> > > > rx_port = tx_port
> > > >
> > > > dst_mac = pmd0_vf0_mac
> > > > + self.vm0_testpmd.execute_cmd('clear port stats all')
> > > > self.tester.sendpkt_bg(tx_port, dst_mac)
> > > >
> > > > #vf port stop/start can trigger reset action
> > > > --
> > > > 1.8.3.1
prev parent reply other threads:[~2018-03-05 2:14 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-14 6:28 Herbert Guan
2018-03-02 2:07 ` Liu, Yong
2018-03-02 6:57 ` Herbert Guan
2018-03-02 8:00 ` Liu, Yong
2018-03-05 2:14 ` Herbert Guan [this message]
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