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| author | hunt <hunt> | 2005-03-22 08:57:11 +0000 |
|---|---|---|
| committer | hunt <hunt> | 2005-03-22 08:57:11 +0000 |
| commit | b9c556e44326b40b2c927a0a5b5626332a8c9587 (patch) | |
| tree | d0497c9323dedcb292d353d79fef769fa6fef210 /runtime/docs/html/dir_000004.html | |
| parent | 4a4753cb066f60eb09906a6021997ec280d3fdc5 (diff) | |
| download | systemtap-steved-b9c556e44326b40b2c927a0a5b5626332a8c9587.tar.gz systemtap-steved-b9c556e44326b40b2c927a0a5b5626332a8c9587.tar.xz systemtap-steved-b9c556e44326b40b2c927a0a5b5626332a8c9587.zip | |
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diff --git a/runtime/docs/html/dir_000004.html b/runtime/docs/html/dir_000004.html new file mode 100644 index 00000000..263e859d --- /dev/null +++ b/runtime/docs/html/dir_000004.html @@ -0,0 +1,30 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> +<html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"> +<title>SystemTap: probes/where_func/ Directory Reference</title> +<link href="doxygen.css" rel="stylesheet" type="text/css"> +</head><body> +<!-- Generated by Doxygen 1.4.1 --> +<div class="qindex"><a class="qindex" href="index.html">Main Page</a> | <a class="qindex" href="annotated.html">Data Structures</a> | <a class="qindex" href="dirs.html">Directories</a> | <a class="qindex" href="files.html">File List</a> | <a class="qindex" href="functions.html">Data Fields</a> | <a class="qindex" href="globals.html">Globals</a> | <a class="qindex" href="pages.html">Related Pages</a></div> +<div class="nav"> +<a class="el" href="dir_000000.html">probes</a> / <a class="el" href="dir_000004.html">where_func</a></div> +<h1>where_func Directory Reference</h1>This is a silly little instrumentation routine to instrument functions entry by name. +<a href="#_details">More...</a><table border="0" cellpadding="0" cellspacing="0"> +<tr><td></td></tr> +<tr><td colspan="2"><br><h2>Files</h2></td></tr> +<tr><td class="memItemLeft" nowrap align="right" valign="top">file </td><td class="memItemRight" valign="bottom"><b>kprobe_where_funct.c</b> <a href="kprobe__where__funct_8c-source.html">[code]</a></td></tr> + +<tr><td class="memItemLeft" nowrap align="right" valign="top">file </td><td class="memItemRight" valign="bottom"><b>README</b> <a href="probes_2where__func_2README-source.html">[code]</a></td></tr> + +</table> +<hr><a name="_details"></a><h2>Detailed Description</h2> +This is a silly little instrumentation routine to instrument functions entry by name. +<p> +It makes use of the SystemTap runtime libraries to break down the number of times the function by caller.<p> +It demonstrates kprobes, passing a module parameter, using the print buffer, and using _stp_print_symbol() to map the addresses back to locations in functions.<p> +By default it instruments schedule().<p> +The instrumentation module is built by having the kernel that is going to be instrumented currently on the machine and doing <div class="fragment"><pre class="fragment">./build +</pre></div> The instrumentation is inserted as root with: <div class="fragment"><pre class="fragment">/sbin/insmod kprobe_funct_where.ko funct_name=function_name +</pre></div> The instrumentation is removed as root with: <div class="fragment"><pre class="fragment">/sbin/rmmod kprobe_funct_where +</pre></div> -Will Cohen <hr size="1"><address style="align: right;"><small> +Generated on Tue Mar 22 00:32:02 2005 for SystemTap.</small></body> +</html> |