From 785e6e5c19bdb6f9b7327af4bc379807397dbd87 Mon Sep 17 00:00:00 2001
From: sageweil <sageweil@29311d96-e01e-0410-9327-a35deaab8ce9>
Date: Fri, 16 Mar 2007 00:21:18 +0000
Subject: [PATCH] * fixed bug with lost waiters on null dentries (e.g. mknod
 race)

git-svn-id: https://ceph.svn.sf.net/svnroot/ceph@1251 29311d96-e01e-0410-9327-a35deaab8ce9
---
 trunk/ceph/mds/Locker.cc | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/trunk/ceph/mds/Locker.cc b/trunk/ceph/mds/Locker.cc
index 7cecbfe785fbc..d60f58011efac 100644
--- a/trunk/ceph/mds/Locker.cc
+++ b/trunk/ceph/mds/Locker.cc
@@ -1850,8 +1850,14 @@ void Locker::dentry_xlock_finish(CDentry *dn, bool quiet)
   
   // unpin dir
   dn->dir->auth_unpin();
+
+  // kick waiters
+  list<Context*> finished;
+  dn->dir->take_waiting(CDIR_WAIT_DNREAD, finished);
+  mds->queue_finished(finished);
 }
 
+
 /*
  * onfinish->finish() will be called with 
  * 0 on successful xlock,
-- 
2.39.5