From e9eb26e3aff63545c77980f0f7a0c04bcbccbda0 Mon Sep 17 00:00:00 2001
From: David Robertson <davidr@element.io>
Date: Mon, 4 Sep 2023 11:57:59 +0100
Subject: [PATCH] Cache device resync requests over replication (#16241)

---
 changelog.d/16241.misc              | 1 +
 synapse/replication/http/devices.py | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)
 create mode 100644 changelog.d/16241.misc

diff --git a/changelog.d/16241.misc b/changelog.d/16241.misc
new file mode 100644
index 000000000000..0fc5f34c5ce1
--- /dev/null
+++ b/changelog.d/16241.misc
@@ -0,0 +1 @@
+Cache device resync requests over replication.
diff --git a/synapse/replication/http/devices.py b/synapse/replication/http/devices.py
index 73f3de364205..209833d28753 100644
--- a/synapse/replication/http/devices.py
+++ b/synapse/replication/http/devices.py
@@ -62,7 +62,7 @@ class ReplicationMultiUserDevicesResyncRestServlet(ReplicationEndpoint):
 
     NAME = "multi_user_device_resync"
     PATH_ARGS = ()
-    CACHE = False
+    CACHE = True
 
     def __init__(self, hs: "HomeServer"):
         super().__init__(hs)