From: sajibreadd <sajibreadd@gmail.com>
Date: Wed, 10 Apr 2024 00:47:48 +0000 (+0200)
Subject: OSDService::fast_shutdown created to avoid segmentation fault while fast shutdown... 
X-Git-Tag: v18.2.5~313^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=f8d893746437041d04de4249f4685b05283b1dee;p=ceph.git

OSDService::fast_shutdown created to avoid segmentation fault while fast shutdown of osd

Fixes: https://tracker.ceph.com/issues/64373
Signed-off-by: Md Mahamudur Rahaman Sajib <mahamudur.sajib@croit.io>
(cherry picked from commit d7593b20d290453e3dadf9f5b5f3437b847041cc)
---

diff --git a/src/osd/OSD.cc b/src/osd/OSD.cc
index 515eb6042375..b7140181a1ce 100644
--- a/src/osd/OSD.cc
+++ b/src/osd/OSD.cc
@@ -527,6 +527,15 @@ void OSDService::shutdown()
   next_osdmap = OSDMapRef();
 }
 
+void OSDService::fast_shutdown()
+{
+  mono_timer.suspend();
+  {
+    std::lock_guard l(watch_lock);
+    watch_timer.shutdown();
+  }
+}
+
 void OSDService::init()
 {
   reserver_finisher.start();
@@ -4576,6 +4585,7 @@ int OSD::shutdown()
 
     utime_t  start_time_umount = ceph_clock_now();
     store->prepare_for_fast_shutdown();
+    service.fast_shutdown();
     std::lock_guard lock(osd_lock);
     // TBD: assert in allocator that nothing is being add
     store->umount();
diff --git a/src/osd/OSD.h b/src/osd/OSD.h
index d25879001528..261a258f4bd1 100644
--- a/src/osd/OSD.h
+++ b/src/osd/OSD.h
@@ -724,6 +724,7 @@ public:
   void start_shutdown();
   void shutdown_reserver();
   void shutdown();
+  void fast_shutdown();
 
   // -- stats --
   ceph::mutex stat_lock = ceph::make_mutex("OSDService::stat_lock");