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systemtap-client-2.1-2.fc17.i686.rpm

<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>function::registers_valid</title><meta name="generator" content="DocBook XSL Stylesheets V1.76.1"><link rel="home" href="index.html" title="SystemTap Tapset Reference Manual"><link rel="up" href="context_stp.html" title="Chapter&#160;2.&#160;Context Functions"><link rel="prev" href="API-register.html" title="function::register"><link rel="next" href="API-regparm.html" title="function::regparm"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span>function::registers_valid</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-register.html">Prev</a>&#160;</td><th width="60%" align="center">Chapter&#160;2.&#160;Context Functions</th><td width="20%" align="right">&#160;<a accesskey="n" href="API-regparm.html">Next</a></td></tr></table><hr></div><div class="refentry" title="function::registers_valid"><a name="API-registers-valid"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>function::registers_valid &#8212; 
     Determines validity of <code class="function">register</code> and <code class="function">u_register</code> in current context
 </p></div><div class="refsynopsisdiv" title="Synopsis"><h2>Synopsis</h2><pre class="programlisting">
    registers_valid:long()
</pre></div><div class="refsect1" title="Arguments"><a name="idp3148448"></a><h2>Arguments</h2><p>
  None
 </p></div><div class="refsect1" title="Description"><a name="idp3149024"></a><h2>Description</h2><p>
   This function returns 1 if <code class="function">register</code> and <code class="function">u_register</code>
   can be used in the current context, or 0 otherwise.
   For example, <code class="function">registers_valid</code> returns 0
   when called from a begin or end probe.
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