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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>blk_end_request</title><meta name="generator" content="DocBook XSL Stylesheets V1.75.2" /><link rel="home" href="index.html" title="The Linux Kernel API" /><link rel="up" href="ch14.html" title="Chapter 14. Block Devices" /><link rel="prev" href="re517.html" title="blk_unprep_request" /><link rel="next" href="re519.html" title="blk_end_request_all" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span>blk_end_request</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="re517.html">Prev</a> </td><th width="60%" align="center">Chapter 14. Block Devices</th><td width="20%" align="right"> <a accesskey="n" href="re519.html">Next</a></td></tr></table><hr /></div><div class="refentry" title="blk_end_request"><a id="API-blk-end-request"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>blk_end_request —
Helper function for drivers to complete the request.
</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">bool <b class="fsfunc">blk_end_request </b>(</code></td><td>struct request * <var class="pdparam">rq</var>, </td></tr><tr><td> </td><td>int <var class="pdparam">error</var>, </td></tr><tr><td> </td><td>unsigned int <var class="pdparam">nr_bytes</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1" title="Arguments"><a id="id2697926"></a><h2>Arguments</h2><div class="variablelist"><dl><dt><span class="term"><em class="parameter"><code>rq</code></em></span></dt><dd><p>
the request being processed
</p></dd><dt><span class="term"><em class="parameter"><code>error</code></em></span></dt><dd><p>
<code class="constant">0</code> for success, < <code class="constant">0</code> for error
</p></dd><dt><span class="term"><em class="parameter"><code>nr_bytes</code></em></span></dt><dd><p>
number of bytes to complete
</p></dd></dl></div></div><div class="refsect1" title="Description"><a id="id2697994"></a><h2>Description</h2><p>
Ends I/O on a number of bytes attached to <em class="parameter"><code>rq</code></em>.
If <em class="parameter"><code>rq</code></em> has leftover, sets it up for the next range of segments.
</p></div><div class="refsect1" title="Return"><a id="id2698017"></a><h2>Return</h2><p>
<code class="constant">false</code> - we are done with this request
<code class="constant">true</code> - still buffers pending for this request
</p></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="re517.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="ch14.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="re519.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span>blk_unprep_request</span> </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> <span>blk_end_request_all</span></td></tr></table></div></body></html>
