1<?xml version="1.0" encoding="UTF-8" standalone="no"?> 2<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 3<html xmlns="http://www.w3.org/1999/xhtml"> 4 <head> 5 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> 6 <title>Release 3.0: DB_LOCK_NOTHELD</title> 7 <link rel="stylesheet" href="gettingStarted.css" type="text/css" /> 8 <meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /> 9 <link rel="start" href="index.html" title="Berkeley DB Programmer's Reference Guide" /> 10 <link rel="up" href="upgrade_3_0_toc.html" title="Chapter 33. Upgrading Berkeley DB 2.X applications to Berkeley DB 3.0" /> 11 <link rel="prev" href="upgrade_3_0_rmw.html" title="Release 3.0: DB_RMW" /> 12 <link rel="next" href="upgrade_3_0_eagain.html" title="Release 3.0: EAGAIN" /> 13 </head> 14 <body> 15 <div class="navheader"> 16 <table width="100%" summary="Navigation header"> 17 <tr> 18 <th colspan="3" align="center">Release 3.0: DB_LOCK_NOTHELD</th> 19 </tr> 20 <tr> 21 <td width="20%" align="left"><a accesskey="p" href="upgrade_3_0_rmw.html">Prev</a> </td> 22 <th width="60%" align="center">Chapter 33. Upgrading Berkeley DB 2.X applications to Berkeley DB 3.0</th> 23 <td width="20%" align="right"> <a accesskey="n" href="upgrade_3_0_eagain.html">Next</a></td> 24 </tr> 25 </table> 26 <hr /> 27 </div> 28 <div class="sect1" lang="en" xml:lang="en"> 29 <div class="titlepage"> 30 <div> 31 <div> 32 <h2 class="title" style="clear: both"><a id="upgrade_3_0_lock_notheld"></a>Release 3.0: DB_LOCK_NOTHELD</h2> 33 </div> 34 </div> 35 </div> 36 <p>Historically, the Berkeley DB lock_put and lock_vec interfaces could return 37the DB_LOCK_NOTHELD error to indicate that a lock could not be released 38as it was held by another locker. This error can no longer be returned 39under any circumstances. The application should be searched for any 40occurrences of DB_LOCK_NOTHELD. For each of these, the test and any 41error processing should be removed.</p> 42 </div> 43 <div class="navfooter"> 44 <hr /> 45 <table width="100%" summary="Navigation footer"> 46 <tr> 47 <td width="40%" align="left"><a accesskey="p" href="upgrade_3_0_rmw.html">Prev</a> </td> 48 <td width="20%" align="center"> 49 <a accesskey="u" href="upgrade_3_0_toc.html">Up</a> 50 </td> 51 <td width="40%" align="right"> <a accesskey="n" href="upgrade_3_0_eagain.html">Next</a></td> 52 </tr> 53 <tr> 54 <td width="40%" align="left" valign="top">Release 3.0: DB_RMW </td> 55 <td width="20%" align="center"> 56 <a accesskey="h" href="index.html">Home</a> 57 </td> 58 <td width="40%" align="right" valign="top"> Release 3.0: EAGAIN</td> 59 </tr> 60 </table> 61 </div> 62 </body> 63</html> 64