From: Max Kellermann <max.kellermann@ionos.com>
Date: Fri, 11 Oct 2024 20:06:42 +0000 (+0200)
Subject: mds/Beacon: wake up the thread in shutdown()
X-Git-Tag: v20.0.0~670^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=0276ab4eb9dd09b0bd8e39389a75e960390ceaeb;p=ceph.git

mds/Beacon: wake up the thread in shutdown()

This eliminates the `wait_for()` delay and speeds up MDS shutdown.

Fixes: https://tracker.ceph.com/issues/68759
Signed-off-by: Max Kellermann <max.kellermann@ionos.com>
---

diff --git a/src/mds/Beacon.cc b/src/mds/Beacon.cc
index 642d3428a27d..392aa3dcd40a 100644
--- a/src/mds/Beacon.cc
+++ b/src/mds/Beacon.cc
@@ -61,6 +61,7 @@ void Beacon::shutdown()
   std::unique_lock<std::mutex> lock(mutex);
   if (!finished) {
     finished = true;
+    cvar.notify_all();
     lock.unlock();
     if (sender.joinable())
       sender.join();