CephContext: acquire _fork_watchers_lock in notify_post_fork()

The ceph::spin_unlock() seems incorrect here.

Fixes: http://tracker.ceph.com/issues/63494
Signed-off-by: Venky Shankar <vshankar@redhat.com>
(cherry picked from commit faef266331ae0e372a345ef1926c239aa6c3bf45)

diff --git a/src/common/ceph_context.cc b/src/common/ceph_context.cc
index d26f24511d22e22062f224beb9fb133c486ca3de..68b92c45d37e2e4112a117f80f21f11b712f8509 100644 (file)
--- a/src/common/ceph_context.cc
+++ b/src/common/ceph_context.cc
@@ -1042,7 +1042,7 @@ void CephContext::notify_pre_fork()
 
 void CephContext::notify_post_fork()
 {
-  ceph::spin_unlock(&_fork_watchers_lock);
+  std::lock_guard lg(_fork_watchers_lock);
   for (auto &&t : _fork_watchers)
     t->handle_post_fork();
 }