From 69d40636517d0634e6e4c598d6897bf367b1d634 Mon Sep 17 00:00:00 2001
From: Erik Johnston <erik@matrix.org>
Date: Thu, 30 Apr 2015 16:47:38 +0100
Subject: [PATCH] Add get_rooms_for_user cache

---
 synapse/storage/roommember.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/synapse/storage/roommember.py b/synapse/storage/roommember.py
index 8ea5756d61..831169e220 100644
--- a/synapse/storage/roommember.py
+++ b/synapse/storage/roommember.py
@@ -65,6 +65,7 @@ class RoomMemberStore(SQLBaseStore):
         )
 
         self.get_rooms_for_user.invalidate(target_user_id)
+        self.get_joined_hosts_for_room.invalidate(event.room_id)
 
     def get_room_member(self, user_id, room_id):
         """Retrieve the current state of a room member.
@@ -162,6 +163,7 @@ class RoomMemberStore(SQLBaseStore):
             RoomsForUser(**r) for r in self.cursor_to_dict(txn)
         ]
 
+    @cached()
     def get_joined_hosts_for_room(self, room_id):
         return self.runInteraction(
             "get_joined_hosts_for_room",