1<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>drm_vma_node_is_allowed</title><meta name="generator" content="DocBook XSL Stylesheets V1.78.1"><link rel="home" href="index.html" title="Linux DRM Developer's Guide"><link rel="up" href="drm-memory-management.html#idp1122718668" title="VMA Offset Manager"><link rel="prev" href="API-drm-vma-node-revoke.html" title="drm_vma_node_revoke"><link rel="next" href="API-drm-vma-offset-exact-lookup.html" title="drm_vma_offset_exact_lookup"></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">drm_vma_node_is_allowed</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-drm-vma-node-revoke.html">Prev</a>&#160;</td><th width="60%" align="center">VMA Offset Manager</th><td width="20%" align="right">&#160;<a accesskey="n" href="API-drm-vma-offset-exact-lookup.html">Next</a></td></tr></table><hr></div><div class="refentry"><a name="API-drm-vma-node-is-allowed"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>drm_vma_node_is_allowed &#8212; 
2     Check whether an open-file is granted access
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">bool <b class="fsfunc">drm_vma_node_is_allowed </b>(</code></td><td>struct drm_vma_offset_node * <var class="pdparam">node</var>, </td></tr><tr><td>&#160;</td><td>struct file * <var class="pdparam">filp</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer">&#160;</div></div></div><div class="refsect1"><a name="idp1122809932"></a><h2>Arguments</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term"><em class="parameter"><code>node</code></em></span></dt><dd><p>
4     Node to check
5    </p></dd><dt><span class="term"><em class="parameter"><code>filp</code></em></span></dt><dd><p>
6     Open-file to check for
7    </p></dd></dl></div></div><div class="refsect1"><a name="idp1122812452"></a><h2>Description</h2><p>
8   Search the list in <em class="parameter"><code>node</code></em> whether <em class="parameter"><code>filp</code></em> is currently on the list of allowed
9   open-files (see <code class="function">drm_vma_node_allow</code>).
10   </p><p>
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12   This is locked against concurrent access internally.
13</p></div><div class="refsect1"><a name="idp1122814220"></a><h2>RETURNS</h2><p>
14   true iff <em class="parameter"><code>filp</code></em> is on the list
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