Limit maximum number of concurrent keystore operations. am: ddab0bb513 am: 7335397765
am: d7870f1fea

* commit 'd7870f1fea0f7d27dd46153558766088414ec640':
  Limit maximum number of concurrent keystore operations.
tree: 2e310ffbec6d86771d1f776c1422a795f889b917
  1. keystore/
  2. keystore-engine/
  3. softkeymaster/
  4. MODULE_LICENSE_APACHE2
  5. NOTICE