On Sat, Jun 01, 2019 at 03:06:59PM +0300, Vladimir Oltean wrote: > PTP frames will reconstruct the full timestamp without waiting for any > meta (they are the meta), while other MAC-trapped frames (STP etc) > will just carry a meaningless skb->cb when passed up the stack. > In retrospect, it would have been amazing if the switch gave me the > meta frames *before* the actual link-local frames that needed the > timestamp.
I didn't follow everything you wrote, but it sounds like you are on the right track! Thanks, Richard