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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968" /><title>complete</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="ch01s03.html" title="Delaying, scheduling, and timer routines" /><link rel="prev" href="re38.html" title="__wake_up_sync_key" /><link rel="next" href="re40.html" title="complete_all" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span>complete</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="re38.html">Prev</a> </td><th width="60%" align="center">Delaying, scheduling, and timer routines</th><td width="20%" align="right"> <a accesskey="n" href="re40.html">Next</a></td></tr></table><hr /></div><div class="refentry" title="complete"><a id="API-complete"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>complete —
signals a single thread waiting on this completion
</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">complete </b>(</code></td><td>struct completion * <var class="pdparam">x</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1" title="Arguments"><a id="id3029630"></a><h2>Arguments</h2><div class="variablelist"><dl><dt><span class="term"><em class="parameter"><code>x</code></em></span></dt><dd><p>
holds the state of this particular completion
</p></dd></dl></div></div><div class="refsect1" title="Description"><a id="id3029656"></a><h2>Description</h2><p>
This will wake up a single thread waiting on this completion. Threads will be
awakened in the same order in which they were queued.
</p><p>
See also <code class="function">complete_all</code>, <code class="function">wait_for_completion</code> and related routines.
</p><p>
It may be assumed that this function implies a write memory barrier before
changing the task state if and only if any tasks are woken up.
</p></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="re38.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="ch01s03.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="re40.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span>__wake_up_sync_key</span> </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> <span>complete_all</span></td></tr></table></div></body></html>
