1<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>Locking Between User Context and Timers</title><meta name="generator" content="DocBook XSL Stylesheets V1.78.1"><link rel="home" href="index.html" title="Unreliable Guide To Locking"><link rel="up" href="locks.html" title="Chapter&#160;3.&#160;Locking in the Linux Kernel"><link rel="prev" href="lock-user-tasklet.html" title="Locking Between User Context and Tasklets"><link rel="next" href="lock-tasklets.html" title="Locking Between Tasklets/Timers"></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">Locking Between User Context and Timers</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="lock-user-tasklet.html">Prev</a>&#160;</td><th width="60%" align="center">Chapter&#160;3.&#160;Locking in the Linux Kernel</th><td width="20%" align="right">&#160;<a accesskey="n" href="lock-tasklets.html">Next</a></td></tr></table><hr></div><div class="sect1"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a name="lock-user-timers"></a>Locking Between User Context and Timers</h2></div></div></div><p>
2      This, too, is exactly the same as above, because <a class="firstterm" href="glossary.html#gloss-timers"><em class="firstterm">timers</em></a> are actually run from
3      a softirq.  From a locking point of view, tasklets and timers
4      are identical.
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