2 files changed, 14 insertions, 2 deletions
diff --git a/synapse/handlers/_base.py b/synapse/handlers/_base.py
index c77afe7f51..9c92ea01ed 100644
--- a/synapse/handlers/_base.py
+++ b/synapse/handlers/_base.py
@@ -21,7 +21,7 @@ from synapse.api.constants import Membership, EventTypes
 from synapse.types import UserID, RoomAlias, Requester
 from synapse.push.action_generator import ActionGenerator
 
-from synapse.util.logcontext import PreserveLoggingContext
+from synapse.util.logcontext import PreserveLoggingContext, preserve_fn
 
 import logging
 
@@ -377,6 +377,12 @@ class BaseHandler(object):
             event, context=context
         )
 
+        # this intentionally does not yield: we don't care about the result
+        # and don't need to wait for it.
+        preserve_fn(self.hs.get_pusherpool().on_new_notifications)(
+            event_stream_id, max_stream_id
+        )
+
         destinations = set()
         for k, s in context.current_state.items():
             try:
diff --git a/synapse/handlers/federation.py b/synapse/handlers/federation.py
index 026ebe52be..fc5e0b0590 100644
--- a/synapse/handlers/federation.py
+++ b/synapse/handlers/federation.py
@@ -26,7 +26,7 @@ from synapse.api.errors import (
 from synapse.api.constants import EventTypes, Membership, RejectedReason
 from synapse.events.validator import EventValidator
 from synapse.util import unwrapFirstError
-from synapse.util.logcontext import PreserveLoggingContext
+from synapse.util.logcontext import PreserveLoggingContext, preserve_fn
 from synapse.util.logutils import log_function
 from synapse.util.async import run_on_reactor
 from synapse.util.frozenutils import unfreeze
@@ -1094,6 +1094,12 @@ class FederationHandler(BaseHandler):
             context=context,
         )
 
+        # this intentionally does not yield: we don't care about the result
+        # and don't need to wait for it.
+        preserve_fn(self.hs.get_pusherpool().on_new_notifications)(
+            event_stream_id, max_stream_id
+        )
+
         defer.returnValue((context, event_stream_id, max_stream_id))
 
     @defer.inlineCallbacks