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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>__round_jiffies_up_relative</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="re55.html" title="__round_jiffies_up" /><link rel="next" href="re57.html" title="round_jiffies_up" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span>__round_jiffies_up_relative</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="re55.html">Prev</a> </td><th width="60%" align="center">Delaying, scheduling, and timer routines</th><td width="20%" align="right"> <a accesskey="n" href="re57.html">Next</a></td></tr></table><hr /></div><div class="refentry" title="__round_jiffies_up_relative"><a id="API---round-jiffies-up-relative"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>__round_jiffies_up_relative —
function to round jiffies up to a full second
</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">unsigned long <b class="fsfunc">__round_jiffies_up_relative </b>(</code></td><td>unsigned long <var class="pdparam">j</var>, </td></tr><tr><td> </td><td>int <var class="pdparam">cpu</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1" title="Arguments"><a id="id3031836"></a><h2>Arguments</h2><div class="variablelist"><dl><dt><span class="term"><em class="parameter"><code>j</code></em></span></dt><dd><p>
the time in (relative) jiffies that should be rounded
</p></dd><dt><span class="term"><em class="parameter"><code>cpu</code></em></span></dt><dd><p>
the processor number on which the timeout will happen
</p></dd></dl></div></div><div class="refsect1" title="Description"><a id="id3031880"></a><h2>Description</h2><p>
This is the same as <code class="function">__round_jiffies_relative</code> except that it will never
round down. This is useful for timeouts for which the exact time
of firing does not matter too much, as long as they don't fire too
early.
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