<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>probe::signal.sys_tgkill</title><meta name="generator" content="DocBook XSL Stylesheets V1.75.2"><link rel="home" href="index.html" title="SystemTap Tapset Reference Manual"><link rel="up" href="ch13.html" title="Chapter 13. Signal Tapset"><link rel="prev" href="re212.html" title="probe::signal.systkill.return"><link rel="next" href="re214.html" title="probe::signal.sys_tgkill.return"></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::signal.sys_tgkill</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="re212.html">Prev</a> </td><th width="60%" align="center">Chapter 13. Signal Tapset</th><td width="20%" align="right"> <a accesskey="n" href="re214.html">Next</a></td></tr></table><hr></div><div class="refentry" title="probe::signal.sys_tgkill"><a name="API-signal-sys-tgkill"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>probe::signal.sys_tgkill — Sending kill signal to a thread group </p></div><div class="refsynopsisdiv" title="Synopsis"><h2>Synopsis</h2><pre class="synopsis">signal.sys_tgkill </pre></div><div class="refsect1" title="Values"><a name="id3133610"></a><h2>Values</h2><div class="variablelist"><dl><dt><span class="term"><em class="parameter"><code>sig_name</code></em></span></dt><dd><p> A string representation of the signal </p></dd><dt><span class="term"><em class="parameter"><code>sig</code></em></span></dt><dd><p> The specific kill signal sent to the process </p></dd><dt><span class="term"><em class="parameter"><code>pid</code></em></span></dt><dd><p> The PID of the thread receiving the kill signal </p></dd><dt><span class="term"><em class="parameter"><code>tgid</code></em></span></dt><dd><p> The thread group ID of the thread receiving the kill signal </p></dd></dl></div></div><div class="refsect1" title="Description"><a name="id3133690"></a><h2>Description</h2><p> The tgkill call is similar to tkill, except that it also allows the caller to specify the thread group ID of the thread to be signalled. This protects against TID reuse. </p></div></div><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="re212.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="ch13.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="re214.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span>probe::signal.systkill.return</span> </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> <span>probe::signal.sys_tgkill.return</span></td></tr></table></div></body></html>