summary refs log tree commit diff
path: root/synapse/handlers
diff options
context:
space:
mode:
authorErik Johnston <erik@matrix.org>2016-06-08 11:33:30 +0100
committerErik Johnston <erik@matrix.org>2016-06-08 11:33:30 +0100
commit1a815fb04f1d17286be27379dd7463936606bd3a (patch)
tree435e4b9cb2b00cf5936b91ed273c285e8baff302 /synapse/handlers
parentMerge pull request #850 from matrix-org/erikj/gc_threshold (diff)
downloadsynapse-1a815fb04f1d17286be27379dd7463936606bd3a.tar.xz
Don't hit DB for noop replications queries
Diffstat (limited to 'synapse/handlers')
-rw-r--r--synapse/handlers/typing.py3
1 files changed, 3 insertions, 0 deletions
diff --git a/synapse/handlers/typing.py b/synapse/handlers/typing.py
index 861b8f7989..5589296c09 100644
--- a/synapse/handlers/typing.py
+++ b/synapse/handlers/typing.py
@@ -221,6 +221,9 @@ class TypingHandler(object):
 
     def get_all_typing_updates(self, last_id, current_id):
         # TODO: Work out a way to do this without scanning the entire state.
+        if last_id == current_id:
+            return []
+
         rows = []
         for room_id, serial in self._room_serials.items():
             if last_id < serial and serial <= current_id: