1<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>ida_simple_get</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="idr.html" title="idr/ida Functions"><link rel="prev" href="API-ida-destroy.html" title="ida_destroy"><link rel="next" href="API-ida-simple-remove.html" title="ida_simple_remove"></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">ida_simple_get</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-ida-destroy.html">Prev</a>&#160;</td><th width="60%" align="center">idr/ida Functions</th><td width="20%" align="right">&#160;<a accesskey="n" href="API-ida-simple-remove.html">Next</a></td></tr></table><hr></div><div class="refentry"><a name="API-ida-simple-get"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>ida_simple_get &#8212; 
2     get a new id.
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">int <b class="fsfunc">ida_simple_get </b>(</code></td><td>struct ida * <var class="pdparam">ida</var>, </td></tr><tr><td>&#160;</td><td>unsigned int <var class="pdparam">start</var>, </td></tr><tr><td>&#160;</td><td>unsigned int <var class="pdparam">end</var>, </td></tr><tr><td>&#160;</td><td>gfp_t <var class="pdparam">gfp_mask</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer">&#160;</div></div></div><div class="refsect1"><a name="idp1123702556"></a><h2>Arguments</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term"><em class="parameter"><code>ida</code></em></span></dt><dd><p>
4     the (initialized) ida.
5    </p></dd><dt><span class="term"><em class="parameter"><code>start</code></em></span></dt><dd><p>
6     the minimum id (inclusive, &lt; 0x8000000)
7    </p></dd><dt><span class="term"><em class="parameter"><code>end</code></em></span></dt><dd><p>
8     the maximum id (exclusive, &lt; 0x8000000 or 0)
9    </p></dd><dt><span class="term"><em class="parameter"><code>gfp_mask</code></em></span></dt><dd><p>
10     memory allocation flags
11    </p></dd></dl></div></div><div class="refsect1"><a name="idp1123707292"></a><h2>Description</h2><p>
12   Allocates an id in the range start &lt;= id &lt; end, or returns -ENOSPC.
13   On memory allocation failure, returns -ENOMEM.
14   </p><p>
15
16   Use <code class="function">ida_simple_remove</code> to get rid of an id.
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