tree c4e3eb30b500a2c2f2fd1ce12ee9e88ef4bc859f
parent d09758461c2a15a8216d2400c89386e2882ed711
author Mike Voydanoff <voydanoff@google.com> 1521158057 -0700
committer CQ bot account: commit-bot@chromium.org <commit-bot@chromium.org> 1521224681 +0000

[dev][usb][xhci] Fix some problems in driver shut-down path:

- Free our BTI handle last, so we don't fail unpinning when releasing io_buffers.

- Shut down the device enumeration thread before stopping the controller.
  Otherwise we hang when trying to clean up device slots

Change-Id: I11ab688ba67c0ab46241f5478523b527e81b6604