From: Yehuda Sadeh <yehuda@inktank.com>
Date: Tue, 15 Jul 2014 22:51:21 +0000 (-0700)
Subject: rwlock: assert on unlock if not locked
X-Git-Tag: v0.86~213^2~88
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=8147f9fabc49a683f7b7620081d6f1224ba1b3f1;p=ceph.git

rwlock: assert on unlock if not locked

Signed-off-by: Yehuda Sadeh <yehuda@inktank.com>
---

diff --git a/src/common/RWLock.h b/src/common/RWLock.h
index bd60c417688d..2bffa3e7b47f 100644
--- a/src/common/RWLock.h
+++ b/src/common/RWLock.h
@@ -54,6 +54,7 @@ public:
     if (nwlock.read() > 0) {
       nwlock.dec();
     } else {
+      assert(nrlock.read() > 0);
       nrlock.dec();
     }
     if (g_lockdep) id = lockdep_will_unlock(name, id);