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diff --git a/Documentation/DocBook/tracepoint.tmpl b/Documentation/DocBook/tracepoint.tmpl new file mode 100644 index 00000000000..b0756d0fd57 --- /dev/null +++ b/Documentation/DocBook/tracepoint.tmpl @@ -0,0 +1,89 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.1.2//EN" +	"http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd" []> + +<book id="Tracepoints"> + <bookinfo> +  <title>The Linux Kernel Tracepoint API</title> + +  <authorgroup> +   <author> +    <firstname>Jason</firstname> +    <surname>Baron</surname> +    <affiliation> +     <address> +      <email>jbaron@redhat.com</email> +     </address> +    </affiliation> +   </author> +  </authorgroup> + +  <legalnotice> +   <para> +     This documentation is free software; you can redistribute +     it and/or modify it under the terms of the GNU General Public +     License as published by the Free Software Foundation; either +     version 2 of the License, or (at your option) any later +     version. +   </para> + +   <para> +     This program is distributed in the hope that it will be +     useful, but WITHOUT ANY WARRANTY; without even the implied +     warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. +     See the GNU General Public License for more details. +   </para> + +   <para> +     You should have received a copy of the GNU General Public +     License along with this program; if not, write to the Free +     Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, +     MA 02111-1307 USA +   </para> + +   <para> +     For more details see the file COPYING in the source +     distribution of Linux. +   </para> +  </legalnotice> + </bookinfo> + + <toc></toc> +  <chapter id="intro"> +   <title>Introduction</title> +   <para> +     Tracepoints are static probe points that are located in strategic points +     throughout the kernel. 'Probes' register/unregister with tracepoints +     via a callback mechanism. The 'probes' are strictly typed functions that +     are passed a unique set of parameters defined by each tracepoint. +   </para> + +   <para> +     From this simple callback mechanism, 'probes' can be used to profile, debug, +     and understand kernel behavior. There are a number of tools that provide a +     framework for using 'probes'. These tools include Systemtap, ftrace, and +     LTTng. +   </para> + +   <para> +     Tracepoints are defined in a number of header files via various macros. Thus, +     the purpose of this document is to provide a clear accounting of the available +     tracepoints. The intention is to understand not only what tracepoints are +     available but also to understand where future tracepoints might be added. +   </para> + +   <para> +     The API presented has functions of the form: +     <function>trace_tracepointname(function parameters)</function>. These are the +     tracepoints callbacks that are found throughout the code. Registering and +     unregistering probes with these callback sites is covered in the +     <filename>Documentation/trace/*</filename> directory. +   </para> +  </chapter> + +  <chapter id="irq"> +   <title>IRQ</title> +!Iinclude/trace/events/irq.h +  </chapter> + +</book>  |