tree 92607947a2b2d9db074a091c67cdb4393b68b7a7
parent 1e51daacb8aacc42184e76fda1f2cd6b0eb2e824
author Yingyi Bu <yingyi@couchbase.com> 1495589528 -0700
committer Yingyi Bu <buyingyi@gmail.com> 1495600598 -0700

Improve metadata two-phase locking error message.

- Enforce two-phase locking through a state;
- Clear the lock list in unlock().

Change-Id: I6fd8ddf62e5cbd5500e84a3acdbdb680ac068748
Reviewed-on: https://asterix-gerrit.ics.uci.edu/1769
Sonar-Qube: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Integration-Tests: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Tested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
BAD: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Reviewed-by: abdullah alamoudi <bamousaa@gmail.com>
Reviewed-by: Michael Blow <mblow@apache.org>