<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>probe::vm.write_shared</title><meta name="generator" content="DocBook XSL Stylesheets V1.76.1"><link rel="home" href="index.html" title="SystemTap Tapset Reference Manual"><link rel="up" href="memory_stp.html" title="Chapter 6. Memory Tapset"><link rel="prev" href="API-vm-pagefault-return.html" title="probe::vm.pagefault.return"><link rel="next" href="API-vm-write-shared-copy.html" title="probe::vm.write_shared_copy"></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>probe::vm.write_shared</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-vm-pagefault-return.html">Prev</a> </td><th width="60%" align="center">Chapter 6. Memory Tapset</th><td width="20%" align="right"> <a accesskey="n" href="API-vm-write-shared-copy.html">Next</a></td></tr></table><hr></div><div class="refentry" title="probe::vm.write_shared"><a name="API-vm-write-shared"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>probe::vm.write_shared —
Attempts at writing to a shared page
</p></div><div class="refsynopsisdiv" title="Synopsis"><h2>Synopsis</h2><pre class="synopsis">vm.write_shared </pre></div><div class="refsect1" title="Values"><a name="idp3775728"></a><h2>Values</h2><div class="variablelist"><dl><dt><span class="term"><em class="parameter"><code>name</code></em></span></dt><dd><p>
name of the probe point
</p></dd><dt><span class="term"><em class="parameter"><code>address</code></em></span></dt><dd><p>
the address of the shared write
</p></dd></dl></div></div><div class="refsect1" title="Context"><a name="idp3778376"></a><h2>Context</h2><p>
The context is the process attempting the write.
</p></div><div class="refsect1" title="Description"><a name="idp3779032"></a><h2>Description</h2><p>
Fires when a process attempts to write to a shared page.
If a copy is necessary, this will be followed by a
vm.write_shared_copy.
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