From: Igor Russkikh <redacted>
Date: Tue, 29 May 2018 15:56:57 +0300

In this patchset Anton Mikaev and I added some useful ethtool operations:
- ring size changes
- link renegotioation
- flow control management

The patch also improves init/deinit sequence.

As noted the locking in patch #1 needs to be resolved.