Rename pagination&purge locks and add comments explaining them (#16112)

1 files changed, 2 insertions, 2 deletions

diff --git a/synapse/rest/client/room_upgrade_rest_servlet.py b/synapse/rest/client/room_upgrade_rest_servlet.py

index 4a5d9e13e7..b1f6b5d1b7 100644
--- a/synapse/rest/client/room_upgrade_rest_servlet.py
+++ b/synapse/rest/client/room_upgrade_rest_servlet.py
@@ -17,7 +17,7 @@ from typing import TYPE_CHECKING, Tuple
 
 from synapse.api.errors import Codes, ShadowBanError, SynapseError
 from synapse.api.room_versions import KNOWN_ROOM_VERSIONS
-from synapse.handlers.worker_lock import DELETE_ROOM_LOCK_NAME
+from synapse.handlers.worker_lock import NEW_EVENT_DURING_PURGE_LOCK_NAME
 from synapse.http.server import HttpServer
 from synapse.http.servlet import (
     RestServlet,
@@ -81,7 +81,7 @@ class RoomUpgradeRestServlet(RestServlet):
 
         try:
             async with self._worker_lock_handler.acquire_read_write_lock(
-                DELETE_ROOM_LOCK_NAME, room_id, write=False
+                NEW_EVENT_DURING_PURGE_LOCK_NAME, room_id, write=False
             ):
                 new_room_id = await self._room_creation_handler.upgrade_room(
                     requester, room_id, new_version