[ovs-dev] OVS+DPDK: pci_map_resource(): cannot mmap error

Kapil Adhikesavalu kapil20084 at gmail.com
Mon Aug 1 11:22:44 UTC 2016


Hi Bhanu,

Great! Thanks for the help. Yesterday i redid the same with older kernel
and it worked. Now it makes sense.

Thanks
Kapil.

On Mon, Aug 1, 2016 at 1:54 PM, Bodireddy, Bhanuprakash <
bhanuprakash.bodireddy at intel.com> wrote:

> >-----Original Message-----
> >From: dev [mailto:dev-bounces at openvswitch.org] On Behalf Of Kapil
> >Adhikesavalu
> >Sent: Sunday, July 31, 2016 1:30 PM
> >To: dev at openvswitch.org; discuss at openvswitch.org
> >Subject: [ovs-dev] OVS+DPDK: pci_map_resource(): cannot mmap error
> >
> >Hello,
> >
> >i am getting "EAL: pci_map_resource(): cannot mmap(18, 0x7f5040000000,
> >0x80000, 0x0): Invalid argument (0xffffffffffffffff)" when i start
> ovs-vswitchd.
> >
> >Setup:DL360gen8 CPU:E5-2967 NIC:82599ES 10-Gigabit SFI/SFP+ (2 Port) (PCI:
> >slot0: 04:00.0 04:00.1)
> >Kernel: 4.6.4-201.fc23.x86_64 ixgbe driver: 4.2.1-k
>
> There seems to be issue with 4.5+ kernel as reported at
> http://dpdk.org/ml/archives/dev/2016-July/043122.html
> commenting out "pci_request_regions(dev, "igb_uio");" in igb_uio.c should
> resolve your issue.
>
> Regards,
> Bhanu Prakash.
>



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