From: Patrick Donnelly <pdonnell@redhat.com>
Date: Wed, 5 Aug 2020 22:54:33 +0000 (-0700)
Subject: pybind/mgr/volumes: add global lock debug
X-Git-Tag: v16.1.0~1326^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=d399d4c05bfa432221daf4f7b3635aef1bf35dff;p=ceph.git

pybind/mgr/volumes: add global lock debug

Fixes: https://tracker.ceph.com/issues/47149
Signed-off-by: Patrick Donnelly <pdonnell@redhat.com>
---

diff --git a/src/pybind/mgr/volumes/fs/operations/lock.py b/src/pybind/mgr/volumes/fs/operations/lock.py
index f5c022935e8f..7ef6923e115c 100644
--- a/src/pybind/mgr/volumes/fs/operations/lock.py
+++ b/src/pybind/mgr/volumes/fs/operations/lock.py
@@ -1,7 +1,10 @@
 from contextlib import contextmanager
+import logging
 from threading import Lock
 from typing import Dict
 
+log = logging.getLogger(__name__)
+
 # singleton design pattern taken from http://www.aleax.it/5ep.html
 
 class GlobalLock(object):
@@ -33,5 +36,8 @@ class GlobalLock(object):
 
     @contextmanager
     def lock_op(self):
+        log.debug("entering global lock")
         with self._shared_state['lock']:
+            log.debug("acquired global lock")
             yield
+        log.debug("exited global lock")