(ITS#7255) back-mdb hangs during mdb_tool_entry_modify

[ondrej.kuznik@acision.com]

Full_Name: Ondrej Kuznik
Version: master
OS: Linux
URL: ftp://ftp.openldap.org/incoming/Ondrej-Kuznik-20120423-slapmodify-support.tgz
Submission from: (NULL) (62.168.56.1)


When calling mdb_tool_entry_modify, a new transaction is being set up and this
hangs the process on a mutex that the thread already holds.

For a possible patch see the last patch in the series at the above URL.

The attached file is derived from OpenLDAP Software. All of the
modifications to OpenLDAP Software represented in the following
patch(es) were developed by Acision. Acision has not assigned rights
and/or interest in this work to any party. I, Ondrej Kuznik am
authorized by Acision, my employer, to release this work under the
following terms.

The attached modifications to OpenLDAP Software are subject to the
following notice:
Copyright 2012 Acision
Redistribution and use in source and binary forms, with or without
modification, are permitted only as authorized by the OpenLDAP Public
License.