[ovs-dev] [PATCH v6] netdev-dpdk: add support for the RTE_ETH_EVENT_INTR_RESET event

[Eelco Chaudron]

On 18 Dec 2019, at 1:32, Ilya Maximets wrote:

> On 11.11.2019 15:02, Eelco Chaudron wrote:
>> Currently, OVS does not register and therefore not handle the
>> interface reset event from the DPDK framework. This would cause a
>> problem in cases where a VF is used as an interface, and its
>> configuration changes.
>>
>> As an example in the following scenario the MAC change is not
>> detected/acted upon until OVS is restarted without the patch applied:
>>
>>   $ echo 1 > /sys/bus/pci/devices/0000:05:00.1/sriov_numvfs
>>   $ ovs-vsctl add-port ovs_pvp_br0 dpdk0 -- \
>>             set Interface dpdk0 type=dpdk -- \
>>             set Interface dpdk0 options:dpdk-devargs=0000:05:0a.0
>>
>>   $ ip link set p5p2 vf 0 mac 52:54:00:92:d3:33
>>
>> Requires patch "bridge: Allow manual notifications about interfaces' 
>> updates."
>>
>> Signed-off-by: Eelco Chaudron <echaudro at redhat.com>
>
> Thanks! Applied to master.
>
> Best regards, Ilya Maximets.

Thanks you!