Re: [ovs-dev] [PATCH v6] netdev-dpdk: Drop TSO in case of conflicting virtio features.

2023-07-07 Thread Ilya Maximets
On 7/7/23 17:18, Maxime Coquelin wrote: > > > On 7/7/23 15:59, David Marchand wrote: >> At some point in OVS history, some virtio features were announced as >> supported (ECN and UFO virtio features). >> >> The userspace TSO code, which has been added later, does not support >> those features

Re: [ovs-dev] [PATCH v6] netdev-dpdk: Drop TSO in case of conflicting virtio features.

2023-07-07 Thread Maxime Coquelin
On 7/7/23 15:59, David Marchand wrote: At some point in OVS history, some virtio features were announced as supported (ECN and UFO virtio features). The userspace TSO code, which has been added later, does not support those features and tries to disable them. This breaks OVS upgrades: if an

[ovs-dev] [PATCH v6] netdev-dpdk: Drop TSO in case of conflicting virtio features.

2023-07-07 Thread David Marchand
At some point in OVS history, some virtio features were announced as supported (ECN and UFO virtio features). The userspace TSO code, which has been added later, does not support those features and tries to disable them. This breaks OVS upgrades: if an existing VM already negotiated such