K 10 svn:author V 5 sephe K 8 svn:date V 27 2016-12-30T01:59:19.072962Z K 7 svn:log V 445 MFC 309346,309348 309346 hyperv/hn: Add HN_DEBUG kernel option. If bufring is used for per-TX ring descs, don't update "available" counter, which is only used to help debugging. Sponsored by: Microsoft Differential Revision: https://reviews.freebsd.org/D8674 309348 hyperv/hn: Don't hold txdesc, if no BPFs are attached. Sponsored by: Microsoft Differential Revision: https://reviews.freebsd.org/D8675 END