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-rw-r--r--synapse/storage/events.py7
-rw-r--r--synapse/storage/push_rule.py7
-rw-r--r--synapse/storage/roommember.py7
3 files changed, 16 insertions, 5 deletions
diff --git a/synapse/storage/events.py b/synapse/storage/events.py
index 4ff0fdc4ab..c2910094d0 100644
--- a/synapse/storage/events.py
+++ b/synapse/storage/events.py
@@ -549,7 +549,12 @@ class EventsStore(EventsWorkerStore):
             if ctx.state_group in state_groups_map:
                 continue
 
-            state_groups_map[ctx.state_group] = ctx.current_state_ids
+            # We're only interested in pulling out state that has already
+            # been cached in the context. We'll pull stuff out of the DB later
+            # if necessary.
+            current_state_ids = ctx.get_cached_current_state_ids()
+            if current_state_ids is not None:
+                state_groups_map[ctx.state_group] = current_state_ids
 
         # We need to map the event_ids to their state groups. First, let's
         # check if the event is one we're persisting, in which case we can
diff --git a/synapse/storage/push_rule.py b/synapse/storage/push_rule.py
index be655d287b..af564b1b4e 100644
--- a/synapse/storage/push_rule.py
+++ b/synapse/storage/push_rule.py
@@ -186,6 +186,7 @@ class PushRulesWorkerStore(ApplicationServiceWorkerStore,
 
         defer.returnValue(results)
 
+    @defer.inlineCallbacks
     def bulk_get_push_rules_for_room(self, event, context):
         state_group = context.state_group
         if not state_group:
@@ -195,9 +196,11 @@ class PushRulesWorkerStore(ApplicationServiceWorkerStore,
             # To do this we set the state_group to a new object as object() != object()
             state_group = object()
 
-        return self._bulk_get_push_rules_for_room(
-            event.room_id, state_group, context.current_state_ids, event=event
+        current_state_ids = yield context.get_current_state_ids(self)
+        result = yield self._bulk_get_push_rules_for_room(
+            event.room_id, state_group, current_state_ids, event=event
         )
+        defer.returnValue(result)
 
     @cachedInlineCallbacks(num_args=2, cache_context=True)
     def _bulk_get_push_rules_for_room(self, room_id, state_group, current_state_ids,
diff --git a/synapse/storage/roommember.py b/synapse/storage/roommember.py
index 02a802bed9..a27702a7a0 100644
--- a/synapse/storage/roommember.py
+++ b/synapse/storage/roommember.py
@@ -232,6 +232,7 @@ class RoomMemberWorkerStore(EventsWorkerStore):
 
         defer.returnValue(user_who_share_room)
 
+    @defer.inlineCallbacks
     def get_joined_users_from_context(self, event, context):
         state_group = context.state_group
         if not state_group:
@@ -241,11 +242,13 @@ class RoomMemberWorkerStore(EventsWorkerStore):
             # To do this we set the state_group to a new object as object() != object()
             state_group = object()
 
-        return self._get_joined_users_from_context(
-            event.room_id, state_group, context.current_state_ids,
+        current_state_ids = yield context.get_current_state_ids(self)
+        result = yield self._get_joined_users_from_context(
+            event.room_id, state_group, current_state_ids,
             event=event,
             context=context,
         )
+        defer.returnValue(result)
 
     def get_joined_users_from_state(self, room_id, state_entry):
         state_group = state_entry.state_group