1<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>d_alloc_pseudo</title><meta name="generator" content="DocBook XSL Stylesheets V1.78.1"><link rel="home" href="index.html" title="Linux Filesystems API"><link rel="up" href="the_directory_cache.html" title="The Directory Cache"><link rel="prev" href="API-d-alloc.html" title="d_alloc"><link rel="next" href="API-d-instantiate.html" title="d_instantiate"></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">d_alloc_pseudo</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-d-alloc.html">Prev</a>&#160;</td><th width="60%" align="center">The Directory Cache</th><td width="20%" align="right">&#160;<a accesskey="n" href="API-d-instantiate.html">Next</a></td></tr></table><hr></div><div class="refentry"><a name="API-d-alloc-pseudo"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>d_alloc_pseudo &#8212; 
2     allocate a dentry (for lookup-less filesystems)
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">struct dentry * <b class="fsfunc">d_alloc_pseudo </b>(</code></td><td>struct super_block * <var class="pdparam">sb</var>, </td></tr><tr><td>&#160;</td><td>const struct qstr * <var class="pdparam">name</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer">&#160;</div></div></div><div class="refsect1"><a name="idp1101438556"></a><h2>Arguments</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term"><em class="parameter"><code>sb</code></em></span></dt><dd><p>
4     the superblock
5    </p></dd><dt><span class="term"><em class="parameter"><code>name</code></em></span></dt><dd><p>
6     qstr of the name
7    </p></dd></dl></div></div><div class="refsect1"><a name="idp1101441036"></a><h2>Description</h2><p>
8   For a filesystem that just pins its dentries in memory and never
9   performs lookups at all, return an unhashed IS_ROOT dentry.
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