On Thu, Sep 29, 2022 at 11:35:05AM +0800, Hangbin Liu wrote:

In commit 81c7288b170a ("sched: cls: enable verbose logging") Marcelo
made cls could log verbose info for offloading failures, which helps
improving Open vSwitch debuggability when using flower offloading.

It would also be helpful if "tc monitor" could log this message, as it
doesn't require vswitchd log level adjusment. Let's add the extack message
in tfilter_notify so the monitor program could receive the failures.
e.g.

I don't think tc monitor is supposed to carry any error messages, it
only serves the purpose for monitoring control path events.

Thanks.