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Message-ID: <484d2e55bd0961970fadcdf27f00c89c@codeaurora.org>
Date: Fri, 02 Mar 2018 11:41:53 +0530
From: poza@...eaurora.org
To: Alexander Duyck <alexander.duyck@...il.com>
Cc: Jeff Kirsher <jeffrey.t.kirsher@...el.com>,
intel-wired-lan <intel-wired-lan@...ts.osuosl.org>,
Netdev <netdev@...r.kernel.org>,
Sinan Kaya <okaya@...eaurora.org>, pelcan@...eaurora.org
Subject: Re: SRIOV on Intel x710 fail to get attached both at VM creation time
and VM runtime
On 2018-03-02 09:10, Alexander Duyck wrote:
> On Thu, Mar 1, 2018 at 8:12 AM, <poza@...eaurora.org> wrote:
>> + intel-wired-lan@...ts.osuosl.org
>>
>>
>> On 2018-03-01 21:41, poza@...eaurora.org wrote:
>>>
>>> Hi All,
>>>
>>> I am facing the following issue on kernel 4.14.14.
>>>
>>> Enable SRIOV on Intel x710 card.
>>> echo 32 > /sys/class/net/eth1/device/sriov_numvfs
>>> start net_pool
>>> virsh net-start intel_pool
>>>
>>> case 1)
>>> attach the VF while creatig VM:
>>> virt-install --accelerate --import --disk /home/disk.img --network
>>> network=intel_pool --boot uefi --name poza-guest --os-type linux
>>> --os-variant rhel7 --ram 8000 --vcpus 4
>>>
>>> case 2)
>>> create VM:
>>> virt-install --accelerate --import --disk /home/disk.img --boot uefi
>>> --name poza-guest --os-type linux --os-variant rhel7 --ram 8000
>>> --vcpus 4
>>> attach it:
>>> virsh attach-interface --domain oza-guest --type network --source
>>> intel_pool --target eth1
>>>
>>> kernel logs:
>>> [44287.825287] i40evf 0000:01:02.0: Unable to send opcode 2 to PF,
>>> err
>>> I40E_ERR_QUEUE_EMPTY, aq_err OK
>>> [44287.962640] i40e 0000:01:00.0: VF 0 still in reset. Try again.
>>> error: Failed to attach interface
>>> error: Cannot set interface MAC/vlanid to 52:54:00:e9:f1:b5/0 for
>>> ifname eth1 vf 0: Resource temporarily unavailable
>>>
>>>
>>> The same use case works with following card with the same kernel
>>> version and rootfs.
>>> Ethernet controller: Mellanox Technologies MT27710 Family [ConnectX-4
>>> Lx]
>>>
>>> for details logs please have a look at
>>> https://bugzilla.kernel.org/show_bug.cgi?id=198959
>>>
>>> Regards,
>>> Oza.
>
> So the first question that jumps to mind is what is the firmware
> version on the PF, ethtool -i should tell you. Are there any issues
> bringing up the PF and getting it to pass traffic?
yes PF is working fine. and VFs are working fine on host as well.
only problem is attaching them to VM instances.
root@...BGLR-REP-32:/sys/class/net/eth0/device# echo 2 > sriov_numvfs
root@...BGLR-REP-32:/sys/class/net/eth0/device# ethtool -i eth7
driver: i40evf
version: 3.0.0-k
firmware-version: N/A
expansion-rom-version:
bus-info: 0000:01:02.1
supports-statistics: yes
supports-test: no
supports-eeprom-access: no
supports-register-dump: no
supports-priv-flags: yes
root@...BGLR-REP-32:/sys/class/net/eth0/device# ethtool -i eth0
driver: i40e
version: 2.1.14-k
firmware-version: 6.01 0x800034af 1.1747.0
expansion-rom-version:
bus-info: 0000:01:00.0
supports-statistics: yes
supports-test: yes
supports-eeprom-access: yes
supports-register-dump: yes
supports-priv-flags: yes
root@...BGLR-REP-32:/sys/class/net/eth0/device# udhcpc -i eth0
udhcpc (v1.22.1) started
Sending discover...
Sending select for 10.131.25.80...
Lease of 10.131.25.80 obtained, lease time 86400
root@...BGLR-REP-32:/sys/class/net/eth0/device# udhcpc -i eth7
udhcpc (v1.22.1) started
Sending discover...
Sending select for 10.131.25.133...
Lease of 10.131.25.133 obtained, lease time 86400
ip: RTNETLINK answers: File exists
root@...BGLR-REP-32:/sys/class/net/eth0/device# ifconfig -a
eth0 Link encap:Ethernet HWaddr 68:05:ca:38:6f:40
inet addr:10.131.25.80 Bcast:10.131.31.255
Mask:255.255.248.0
inet6 addr: 2002:c023:9c17:d124:6a05:caff:fe38:6f40/64
Scope:Global
inet6 addr: fe80::6a05:caff:fe38:6f40/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:979 errors:0 dropped:0 overruns:0 frame:0
TX packets:129 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:77926 (77.9 KB) TX bytes:24790 (24.7 KB)
eth1 Link encap:Ethernet HWaddr 8c:fd:f0:06:a8:d9
inet addr:10.131.24.219 Bcast:10.131.31.255
Mask:255.255.248.0
inet6 addr: fe80::8efd:f0ff:fe06:a8d9/64 Scope:Link
inet6 addr: 2002:c023:9c17:d124:8efd:f0ff:fe06:a8d9/64
Scope:Global
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:5176 errors:0 dropped:0 overruns:0 frame:0
TX packets:13 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:401506 (401.5 KB) TX bytes:1638 (1.6 KB)
Interrupt:37
eth2 Link encap:Ethernet HWaddr 68:05:ca:38:6f:41
BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
eth3 Link encap:Ethernet HWaddr 68:05:ca:38:6f:42
BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
eth4 Link encap:Ethernet HWaddr 68:05:ca:38:6f:43
BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
eth5 Link encap:Ethernet HWaddr 24:8a:07:a4:82:8c
inet addr:10.131.25.79 Bcast:10.131.31.255
Mask:255.255.248.0
inet6 addr: 2002:c023:9c17:d124:268a:7ff:fea4:828c/64
Scope:Global
inet6 addr: fe80::268a:7ff:fea4:828c/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:5185 errors:0 dropped:0 overruns:0 frame:0
TX packets:9 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:381906 (381.9 KB) TX bytes:1286 (1.2 KB)
eth6 Link encap:Ethernet HWaddr 24:8a:07:a4:82:8d
BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
eth7 Link encap:Ethernet HWaddr fe:fc:48:13:eb:b7
inet addr:10.131.25.133 Bcast:10.131.31.255
Mask:255.255.248.0
inet6 addr: 2002:c023:9c17:d124:fcfc:48ff:fe13:ebb7/64
Scope:Global
inet6 addr: fe80::fcfc:48ff:fe13:ebb7/64 Scope:Link
inet6 addr: 2002:c023:9c17:d124:e564:27b8:5bd3:3eb1/64
Scope:Global
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:663 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:51828 (51.8 KB) TX bytes:0 (0.0 B)
eth8 Link encap:Ethernet HWaddr 1e:0d:31:5f:ec:53
BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:65536 Metric:1
RX packets:614 errors:0 dropped:0 overruns:0 frame:0
TX packets:614 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:46260 (46.2 KB) TX bytes:46260 (46.2 KB)
root@...BGLR-REP-32:/sys/class/net/eth0/device# lspci
0000:00:00.0 PCI bridge: Airgo Networks, Inc. Device 0401
0000:01:00.0 Ethernet controller: Intel Corporation Ethernet Controller
X710 for 10GbE SFP+ (rev 01)
0000:01:00.1 Ethernet controller: Intel Corporation Ethernet Controller
X710 for 10GbE SFP+ (rev 01)
0000:01:00.2 Ethernet controller: Intel Corporation Ethernet Controller
X710 for 10GbE SFP+ (rev 01)
0000:01:00.3 Ethernet controller: Intel Corporation Ethernet Controller
X710 for 10GbE SFP+ (rev 01)
0000:01:02.0 Ethernet controller: Intel Corporation XL710/X710 Virtual
Function (rev 01)
0000:01:02.1 Ethernet controller: Intel Corporation XL710/X710 Virtual
Function (rev 01)
>
> Thanks.
>
> - Alex
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