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Re: [Qemu-devel] PCI passthrough of 40G ethernet interface (Openstack/KV
From: |
Shannon Nelson |
Subject: |
Re: [Qemu-devel] PCI passthrough of 40G ethernet interface (Openstack/KVM) |
Date: |
Thu, 19 Mar 2015 09:26:55 -0700 |
On Thu, Mar 19, 2015 at 1:15 AM, Stefan Assmann <address@hidden> wrote:
> Interesting, the following might explain why my XL710 feels a bit
> sketchy then. ;-)
> # ethtool -i p4p1
> driver: i40e
> version: 1.2.37-k
> firmware-version: f4.22.26225 a1.1 n4.24 e12ef
> Looks like the firmware on this NIC is even older.
>
> I tried to update the firmware with nvmupdate64e and the first thing I
> noticed is that you cannot update the firmware even with todays linux
> git. The tool errors out because it cannot access the NVM. Only with a
> recent net-next kernel I was able to update the firmware.
> ethtool -i p4p1
> driver: i40e
> version: 1.2.37-k
> firmware-version: f4.33.31377 a1.2 n4.42 e1932
>
> However during the update I got a lot of errors in dmesg.
> [ 301.796664] i40e 0000:82:00.0: ARQ Error: Unknown event 0x0702 received
> [ 301.893933] i40e 0000:82:00.0: ARQ Error: Unknown event 0x0703 received
> [ 302.005223] i40e 0000:82:00.0: ARQ Error: Unknown event 0x0703 received
> [...]
> [ 387.884635] i40e 0000:82:00.0: ARQ Error: Unknown event 0x0703 received
> [ 387.896862] i40e 0000:82:00.0: ARQ Overflow Error detected
> [ 387.902995] i40e 0000:82:00.0: ARQ Error: Unknown event 0x0703 received
These are bogus messages should not have been generated, but it seems
there's a case statement missing in the upstream code. I'll get a
patch together for this later today.
> [...]
> [ 391.583799] i40e 0000:82:00.0: NVMUpdate write failed err=-53 status=0x0
> errno=-16 module=70 offset=0x0 size=2
> [ 391.714217] i40e 0000:82:00.0: NVMUpdate write failed err=-53 status=0x0
> errno=-16 module=70 offset=0x0 size=2
> [ 391.842656] i40e 0000:82:00.0: NVMUpdate write failed err=-53 status=0x0
> errno=-16 module=70 offset=0x0 size=2
> [ 391.973080] i40e 0000:82:00.0: NVMUpdate write failed err=-53 status=0x0
> errno=-16 module=70 offset=0x0 size=2
> [ 392.107586] i40e 0000:82:00.0: NVMUpdate write failed err=-53 status=0x0
> errno=-16 module=70 offset=0x0 size=2
> [ 392.244140] i40e 0000:82:00.0: NVMUpdate write failed err=-53 status=0x0
> errno=-16 module=70 offset=0x0 size=2
> [ 392.373966] i40e 0000:82:00.0: ARQ Error: Unknown event 0x0703 received
These are an annoying result of a user tool issue.
>
> Not sure if that flash was actually successful or not.
Since the driver was able to restart and give you the version
information from ethtool -i, the update was successful. You are not
supposed to have to powercycle your system after the NVM update, but
it's a good idea anyway, especially when updating the older firmware
like what you had.
sln
- Re: [Qemu-devel] PCI passthrough of 40G ethernet interface (Openstack/KVM), (continued)
- Re: [Qemu-devel] PCI passthrough of 40G ethernet interface (Openstack/KVM), Stefan Assmann, 2015/03/19
- Re: [Qemu-devel] PCI passthrough of 40G ethernet interface (Openstack/KVM), jacob jacob, 2015/03/19
- Re: [Qemu-devel] PCI passthrough of 40G ethernet interface (Openstack/KVM), jacob jacob, 2015/03/19
- Re: [Qemu-devel] PCI passthrough of 40G ethernet interface (Openstack/KVM), Stefan Assmann, 2015/03/19
- Re: [Qemu-devel] PCI passthrough of 40G ethernet interface (Openstack/KVM), jacob jacob, 2015/03/20
- Re: [Qemu-devel] PCI passthrough of 40G ethernet interface (Openstack/KVM), Stefan Assmann, 2015/03/23
- Re: [Qemu-devel] PCI passthrough of 40G ethernet interface (Openstack/KVM), jacob jacob, 2015/03/24
- Re: [Qemu-devel] PCI passthrough of 40G ethernet interface (Openstack/KVM), Shannon Nelson, 2015/03/24
- Re: [Qemu-devel] PCI passthrough of 40G ethernet interface (Openstack/KVM), jacob jacob, 2015/03/24
- Re: [Qemu-devel] PCI passthrough of 40G ethernet interface (Openstack/KVM), Shannon Nelson, 2015/03/25
- Re: [Qemu-devel] PCI passthrough of 40G ethernet interface (Openstack/KVM),
Shannon Nelson <=
- Re: [Qemu-devel] PCI passthrough of 40G ethernet interface (Openstack/KVM), jacob jacob, 2015/03/19
- Re: [Qemu-devel] PCI passthrough of 40G ethernet interface (Openstack/KVM), Shannon Nelson, 2015/03/19
- Re: [Qemu-devel] PCI passthrough of 40G ethernet interface (Openstack/KVM), jacob jacob, 2015/03/19
- Re: [Qemu-devel] PCI passthrough of 40G ethernet interface (Openstack/KVM), jacob jacob, 2015/03/19