<?xml version="1.0" encoding="ANSI_X3.4-1968" standalone="no"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><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><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> </td><th width="60%" align="center">idr/ida Functions</th><td width="20%" align="right"> <a accesskey="n" href="API-ida-simple-remove.html">Next</a></td></tr></table><hr /></div><div class="refentry"><a id="API-ida-simple-get"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>ida_simple_get — get a new id. </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 <strong class="fsfunc">ida_simple_get </strong>(</code></td><td>struct ida * <var class="pdparam">ida</var>, </td></tr><tr><td> </td><td>unsigned int <var class="pdparam">start</var>, </td></tr><tr><td> </td><td>unsigned int <var class="pdparam">end</var>, </td></tr><tr><td> </td><td>gfp_t <var class="pdparam">gfp_mask</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1"><a id="idm139749900623232"></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> the (initialized) ida. </p></dd><dt><span class="term"><em class="parameter"><code>start</code></em></span></dt><dd><p> the minimum id (inclusive, < 0x8000000) </p></dd><dt><span class="term"><em class="parameter"><code>end</code></em></span></dt><dd><p> the maximum id (exclusive, < 0x8000000 or 0) </p></dd><dt><span class="term"><em class="parameter"><code>gfp_mask</code></em></span></dt><dd><p> memory allocation flags </p></dd></dl></div></div><div class="refsect1"><a id="idm139749900613984"></a><h2>Description</h2><p> Allocates an id in the range start <= id < end, or returns -ENOSPC. On memory allocation failure, returns -ENOMEM. </p><p> Use <code class="function">ida_simple_remove</code> to get rid of an id. </p></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="API-ida-destroy.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="idr.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="API-ida-simple-remove.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span class="phrase">ida_destroy</span> </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> <span class="phrase">ida_simple_remove</span></td></tr></table></div></body></html>