osd: turn off lockdep during shutdown signal handler

We don't shut down all threads, and the surviving ones fight with
exit()'s teardown.  Kludge until we have a clean shutdown process.

Signed-off-by: Sage Weil <sage@inktank.com>

diff --git a/src/osd/OSD.cc b/src/osd/OSD.cc
index ab6cdd1d79469f52df9b089e40acb2933809c50f..161cf1196a405242d54f7cfabd8ce19c145ed499 100644 (file)
--- a/src/osd/OSD.cc
+++ b/src/osd/OSD.cc
@@ -994,6 +994,9 @@ void OSD::suicide(int exitcode)
     _exit(exitcode);
   }
 
+  // turn off lockdep; the surviving threads tend to fight with exit() below
+  g_lockdep = 0;
+
   derr << " pausing thread pools" << dendl;
   op_tp.pause();
   disk_tp.pause();