tree 5bcf953cb76033d812f06c096908344e8b6e9cd9
parent c9f9444a0d58f395fee5ddd9f55ff32f92cb7b57
author Hiroshi Yamauchi <yamauchi@google.com> 1375834170 -0700
committer Hiroshi Yamauchi <yamauchi@google.com> 1376077536 -0700

Polish the lock contention logging.

- Make the code compilable.
- Surround the code with kLogLockContentions instead of #ifdef CONTENTION_LOGGING.
- Dump contended locks before never-contended locks for better log readability.
- Change the wait time unit from ms to us for better precision.

Bug: 9986464
Change-Id: I121c6ccf4424d3e0339b0dcd25e18976b41fe4f3