2016-08-16 13:47 GMT+02:00 Jiri Pirko <jiri@resnulli.us>:
But if switch assemles lacp aggregator, you can probably assume it
works.

I'm not an expert, but I doubt that's a safe assumption. If you want to start doing stp after boot, you really need all the links, including the aggregated ones, to be up, otherwise what's the point (especially with switch2switch links likely being aggregated).