1<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>blk_execute_rq_nowait</title><meta name="generator" content="DocBook XSL Stylesheets V1.78.1"><link rel="home" href="index.html" title="The Linux Kernel API"><link rel="up" href="blkdev.html" title="Chapter&#160;14.&#160;Block Devices"><link rel="prev" href="API-blk-queue-flush.html" title="blk_queue_flush"><link rel="next" href="API-blk-execute-rq.html" title="blk_execute_rq"></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"><span class="phrase">blk_execute_rq_nowait</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-blk-queue-flush.html">Prev</a>&#160;</td><th width="60%" align="center">Chapter&#160;14.&#160;Block Devices</th><td width="20%" align="right">&#160;<a accesskey="n" href="API-blk-execute-rq.html">Next</a></td></tr></table><hr></div><div class="refentry"><a name="API-blk-execute-rq-nowait"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>blk_execute_rq_nowait &#8212; 
2  insert a request into queue for execution
3 </p></div><div class="refsynopsisdiv"><h2>Synopsis</h2><div class="funcsynopsis"><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">void <b class="fsfunc">blk_execute_rq_nowait </b>(</code></td><td>struct request_queue * <var class="pdparam">q</var>, </td></tr><tr><td>&#160;</td><td>struct gendisk * <var class="pdparam">bd_disk</var>, </td></tr><tr><td>&#160;</td><td>struct request * <var class="pdparam">rq</var>, </td></tr><tr><td>&#160;</td><td>int <var class="pdparam">at_head</var>, </td></tr><tr><td>&#160;</td><td>rq_end_io_fn * <var class="pdparam">done</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer">&#160;</div></div></div><div class="refsect1"><a name="idp1128629324"></a><h2>Arguments</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term"><em class="parameter"><code>q</code></em></span></dt><dd><p>
4     queue to insert the request in
5    </p></dd><dt><span class="term"><em class="parameter"><code>bd_disk</code></em></span></dt><dd><p>
6     matching gendisk
7    </p></dd><dt><span class="term"><em class="parameter"><code>rq</code></em></span></dt><dd><p>
8     request to insert
9    </p></dd><dt><span class="term"><em class="parameter"><code>at_head</code></em></span></dt><dd><p>
10     insert request at head or tail of queue
11    </p></dd><dt><span class="term"><em class="parameter"><code>done</code></em></span></dt><dd><p>
12     I/O completion handler
13    </p></dd></dl></div></div><div class="refsect1"><a name="idp1128635020"></a><h2>Description</h2><p>
14   Insert a fully prepared request at the back of the I/O scheduler queue
15   for execution.  Don't wait for completion.
16</p></div><div class="refsect1"><a name="idp1128635740"></a><h2>Note</h2><p>
17   This function will invoke <em class="parameter"><code>done</code></em> directly if the queue is dead.
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