Sophie

Sophie

distrib > CentOS > 6 > i386 > media > centosplus > by-pkgid > 6efc7723be230e5ae7ff07a43bc919ee > files > 333

kernel-doc-2.6.32-131.0.15.el6.centos.plus.noarch.rpm

<?xml version="1.0" encoding="ANSI_X3.4-1968" standalone="no"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968" /><title>acquire_console_sem</title><meta name="generator" content="DocBook XSL Stylesheets V1.75.2" /><link rel="home" href="index.html" title="Linux Device Drivers" /><link rel="up" href="ch01s08.html" title="Kernel utility functions" /><link rel="prev" href="re137.html" title="printk" /><link rel="next" href="re139.html" title="release_console_sem" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span>acquire_console_sem</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="re137.html">Prev</a>&#160;</td><th width="60%" align="center">Kernel utility functions</th><td width="20%" align="right">&#160;<a accesskey="n" href="re139.html">Next</a></td></tr></table><hr /></div><div class="refentry" title="acquire_console_sem"><a id="API-acquire-console-sem"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>acquire_console_sem &#8212; 
     lock the console system for exclusive use.
 </p></div><div class="refsynopsisdiv" title="Synopsis"><h2>Synopsis</h2><div class="funcsynopsis"><table border="0" summary="Function synopsis" cellspacing="0" cellpadding="0" class="funcprototype-table"><tr><td><code class="funcdef">void <b class="fsfunc">acquire_console_sem </b>(</code></td><td> <var class="pdparam">void</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer">&#160;</div></div></div><div class="refsect1" title="Arguments"><a id="id3076192"></a><h2>Arguments</h2><div class="variablelist"><dl><dt><span class="term"><em class="parameter"><code>void</code></em></span></dt><dd><p>
     no arguments
    </p></dd></dl></div></div><div class="refsect1" title="Description"><a id="id3076219"></a><h2>Description</h2><p>
   </p><p>

   Acquires a semaphore which guarantees that the caller has
   exclusive access to the console system and the console_drivers list.
   </p><p>

   Can sleep, returns nothing.
</p></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="re137.html">Prev</a>&#160;</td><td width="20%" align="center"><a accesskey="u" href="ch01s08.html">Up</a></td><td width="40%" align="right">&#160;<a accesskey="n" href="re139.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span>printk</span>&#160;</td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top">&#160;<span>release_console_sem</span></td></tr></table></div></body></html>