diff --git a/synapse/push/pusherpool.py b/synapse/push/pusherpool.py
index 134e89b371..7bb5733090 100644
--- a/synapse/push/pusherpool.py
+++ b/synapse/push/pusherpool.py
@@ -14,13 +14,13 @@
# See the License for the specific language governing permissions and
# limitations under the License.
+import logging
+
from twisted.internet import defer
-from .pusher import PusherFactory
-from synapse.util.logcontext import make_deferred_yieldable, preserve_fn
+from synapse.push.pusher import PusherFactory
from synapse.util.async import run_on_reactor
-
-import logging
+from synapse.util.logcontext import make_deferred_yieldable, run_in_background
logger = logging.getLogger(__name__)
@@ -137,8 +137,9 @@ class PusherPool:
if u in self.pushers:
for p in self.pushers[u].values():
deferreds.append(
- preserve_fn(p.on_new_notifications)(
- min_stream_id, max_stream_id
+ run_in_background(
+ p.on_new_notifications,
+ min_stream_id, max_stream_id,
)
)
@@ -164,7 +165,10 @@ class PusherPool:
if u in self.pushers:
for p in self.pushers[u].values():
deferreds.append(
- preserve_fn(p.on_new_receipts)(min_stream_id, max_stream_id)
+ run_in_background(
+ p.on_new_receipts,
+ min_stream_id, max_stream_id,
+ )
)
yield make_deferred_yieldable(defer.gatherResults(deferreds))
@@ -207,7 +211,7 @@ class PusherPool:
if appid_pushkey in byuser:
byuser[appid_pushkey].on_stop()
byuser[appid_pushkey] = p
- preserve_fn(p.on_started)()
+ run_in_background(p.on_started)
logger.info("Started pushers")
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