1<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>Registration and Superblocks</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="vfs.html" title="Chapter&#160;1.&#160;The Linux VFS"><link rel="prev" href="API-iget-failed.html" title="iget_failed"><link rel="next" href="API-deactivate-locked-super.html" title="deactivate_locked_super"></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">Registration and Superblocks</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-iget-failed.html">Prev</a>&#160;</td><th width="60%" align="center">Chapter&#160;1.&#160;The Linux VFS</th><td width="20%" align="right">&#160;<a accesskey="n" href="API-deactivate-locked-super.html">Next</a></td></tr></table><hr></div><div class="sect1"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a name="registration_and_superblocks"></a>Registration and Superblocks</h2></div></div></div><div class="toc"><dl class="toc"><dt><span class="refentrytitle"><a href="API-deactivate-locked-super.html"><span class="phrase">deactivate_locked_super</span></a></span><span class="refpurpose"> &#8212; 
2  drop an active reference to superblock
3 </span></dt><dt><span class="refentrytitle"><a href="API-deactivate-super.html"><span class="phrase">deactivate_super</span></a></span><span class="refpurpose"> &#8212; 
4     drop an active reference to superblock
5 </span></dt><dt><span class="refentrytitle"><a href="API-generic-shutdown-super.html"><span class="phrase">generic_shutdown_super</span></a></span><span class="refpurpose"> &#8212; 
6     common helper for -&gt;<code class="function">kill_sb</code>
7 </span></dt><dt><span class="refentrytitle"><a href="API-sget.html"><span class="phrase">sget</span></a></span><span class="refpurpose"> &#8212; 
8     find or create a superblock
9 </span></dt><dt><span class="refentrytitle"><a href="API-iterate-supers-type.html"><span class="phrase">iterate_supers_type</span></a></span><span class="refpurpose"> &#8212; 
10     call function for superblocks of given type
11 </span></dt><dt><span class="refentrytitle"><a href="API-get-super.html"><span class="phrase">get_super</span></a></span><span class="refpurpose"> &#8212; 
12     get the superblock of a device
13 </span></dt><dt><span class="refentrytitle"><a href="API-get-super-thawed.html"><span class="phrase">get_super_thawed</span></a></span><span class="refpurpose"> &#8212; 
14     get thawed superblock of a device
15 </span></dt><dt><span class="refentrytitle"><a href="API-freeze-super.html"><span class="phrase">freeze_super</span></a></span><span class="refpurpose"> &#8212; 
16     lock the filesystem and force it into a consistent state
17 </span></dt><dt><span class="refentrytitle"><a href="API-thaw-super.html"><span class="phrase">thaw_super</span></a></span><span class="refpurpose"> &#8212; 
18     - unlock filesystem
19 </span></dt></dl></div></div><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="API-iget-failed.html">Prev</a>&#160;</td><td width="20%" align="center"><a accesskey="u" href="vfs.html">Up</a></td><td width="40%" align="right">&#160;<a accesskey="n" href="API-deactivate-locked-super.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span class="phrase">iget_failed</span>&#160;</td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top">&#160;<span class="phrase">deactivate_locked_super</span></td></tr></table></div></body></html>
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