[PATCH stable-2.12 0/3] Fix unintended configuration modification during cluster verify

['Petr Pudlak' via ganeti-devel]

.. and add tests to the QA to check for it.

Petr Pudlak (3):
  Use only shared configuration lock for ComputeDRBDMap
  QA: Allow to check that an operation doesn't change a file
  QA: Check that the cluster verify doesn't change the config

 lib/config.py    |  2 +-
 qa/qa_cluster.py | 11 +++++++----
 qa/qa_utils.py   | 24 ++++++++++++++++++++++++
 3 files changed, 32 insertions(+), 5 deletions(-)

-- 
2.2.0.rc0.207.ga3a616c