SERVER-20037 After CatalogManager swap release distributed locks held by old CatalogManager

1 files changed, 8 insertions, 1 deletions

diff --git a/src/mongo/s/catalog/dist_lock_catalog.h b/src/mongo/s/catalog/dist_lock_catalog.h
index 6ed57b8b016..cbb59f75f94 100644
--- a/src/mongo/s/catalog/dist_lock_catalog.h
+++ b/src/mongo/s/catalog/dist_lock_catalog.h
@@ -125,13 +125,20 @@ public:
 
     /**
      * Attempts to set the state of the lock document with lockSessionID to unlocked. Returns OK,
-     * if at the end of this call it is determined that the lock is defintely not owned by the
+     * if at the end of this call it is determined that the lock is definitely not owned by the
      * specified session (i.e., it is not owned at all or if it is owned by a different session).
      * Otherwise, it returns an error status. Common errors include socket errors.
      */
     virtual Status unlock(OperationContext* txn, const OID& lockSessionID) = 0;
 
     /**
+     * Unlocks all distributed locks with the given owning process ID.  Does not provide any
+     * indication as to how many locks were actually unlocked.  So long as the update command runs
+     * successfully, returns OK, otherwise returns an error status.
+     */
+    virtual Status unlockAll(OperationContext* txn, const std::string& processID) = 0;
+
+    /**
      * Get some information from the config server primary.
      * Common status errors include socket errors.
      */