From fadd270d66edd366a772a4091f91f5ea9cba8104 Mon Sep 17 00:00:00 2001
From: Kotresh HR <khiremat@redhat.com>
Date: Tue, 25 Nov 2025 15:55:05 +0530
Subject: [PATCH] tools/cephfs_mirror: Join datasync threads on shutdown

Fixes: https://tracker.ceph.com/issues/73452
Signed-off-by: Kotresh HR <khiremat@redhat.com>
---
 src/tools/cephfs_mirror/PeerReplayer.cc | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/tools/cephfs_mirror/PeerReplayer.cc b/src/tools/cephfs_mirror/PeerReplayer.cc
index db10bb91ed6..9bd076b5cef 100644
--- a/src/tools/cephfs_mirror/PeerReplayer.cc
+++ b/src/tools/cephfs_mirror/PeerReplayer.cc
@@ -326,6 +326,11 @@ void PeerReplayer::shutdown() {
     replayer->join();
   }
   m_replayers.clear();
+  for (auto &replayer : m_data_replayers) {
+    replayer->join();
+  }
+  m_data_replayers.clear();
+
   ceph_unmount(m_remote_mount);
   ceph_release(m_remote_mount);
   m_remote_mount = nullptr;
-- 
2.47.3