mgr: shutdown finisher in a graceful way

Signed-off-by: xie xingguo <xie.xingguo@zte.com.cn>

diff --git a/src/mgr/Mgr.cc b/src/mgr/Mgr.cc
index 834eb9111f663c4beb160112bd388339b6eb5671..653f1314418402a587679e4381a71e40acf90407 100644 (file)
--- a/src/mgr/Mgr.cc
+++ b/src/mgr/Mgr.cc
@@ -338,6 +338,7 @@ void Mgr::shutdown()
 
   // Then stop the finisher to ensure its enqueued contexts aren't going
   // to touch references to the things we're about to tear down
+  finisher.wait_for_empty();
   finisher.stop();
 }