tree 748176343df48f341b572cbeb1d9be520d78d474
parent b6fe41d7c6754e0c162d6ab4617b2fa737addbe8
author Yuta HIGUCHI <y-higuchi@ak.jp.nec.com> 1513550029 -0800
committer Yuta HIGUCHI <y-higuchi@opennetworking.org> 1513647757 +0000

Maintain OFPortDesc up-to-date

- OFPortDesc cache managed by AbstractOpenFlowSwitch was not always maintained properly.
  reorganized data structure to maintain per OFPortDesc, last known instance

Change-Id: I1b26d7ca284e44bf9744c30374394c581653d78f
(cherry picked from commit f83c8cfdf6a8101acb96e7121d22b2605496755e)
(cherry picked from commit a63d353e508f2df93c926b1a42d25081bce6c650)