1 files changed, 2 insertions, 1 deletions
diff --git a/synapse/handlers/sync.py b/synapse/handlers/sync.py
index 9a44de3f33..d7dcd1ce5b 100644
--- a/synapse/handlers/sync.py
+++ b/synapse/handlers/sync.py
@@ -16,7 +16,7 @@
 from synapse.api.constants import Membership, EventTypes
 from synapse.util.async import concurrently_execute
 from synapse.util.logcontext import LoggingContext
-from synapse.util.metrics import Measure
+from synapse.util.metrics import Measure, measure_func
 from synapse.util.caches.response_cache import ResponseCache
 from synapse.push.clientformat import format_push_rules_for_user
 from synapse.visibility import filter_events_for_client
@@ -561,6 +561,7 @@ class SyncHandler(object):
             next_batch=sync_result_builder.now_token,
         ))
 
+    @measure_func("_generate_sync_entry_for_device_list")
     @defer.inlineCallbacks
     def _generate_sync_entry_for_device_list(self, sync_result_builder):
         user_id = sync_result_builder.sync_config.user.to_string()