1    	// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
2    	// vim: ts=8 sw=2 smarttab
3    	//
4    	#include "include/ceph_assert.h"
5    	
6    	#include "common/RefCountedObj.h"
7    	#include "common/ceph_context.h"
8    	#include "common/dout.h"
9    	#include "common/valgrind.h"
10   	
11   	RefCountedObject::~RefCountedObject()
12   	{
13   	  ceph_assert(nref == 0);
14   	}
15   	
16   	void RefCountedObject::put() const {
17   	  CephContext *local_cct = cct;
18   	  auto v = --nref;
19   	  if (local_cct) {
20   	    lsubdout(local_cct, refs, 1) << "RefCountedObject::put " << this << " "
21   			   << (v + 1) << " -> " << v
22   			   << dendl;
23   	  }
24   	  if (v == 0) {
25   	    ANNOTATE_HAPPENS_AFTER(&nref);
26   	    ANNOTATE_HAPPENS_BEFORE_FORGET_ALL(&nref);
27   	    delete this;
28   	  } else {
29   	    ANNOTATE_HAPPENS_BEFORE(&nref);
30   	  }
31   	}
32   	
33   	void RefCountedObject::_get() const {
34   	  auto v = ++nref;
(1) Event fun_call_w_exception: Called function throws an exception of type "_ZN5boost16exception_detail10clone_implINS0_19error_info_injectorINSt8ios_base7failureB5cxx11EEEEE". [details]
35   	  ceph_assert(v > 1); /* it should never happen that _get() sees nref == 0 */
36   	  if (cct) {
37   	    lsubdout(cct, refs, 1) << "RefCountedObject::get " << this << " "
38   		     << (v - 1) << " -> " << v << dendl;
39   	  }
40   	}
41