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>Chapter 2. How to use the Linux Trace Toolkit Viewer's Reading Context</H1
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>2.1. Introduction</A
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>&#13;This chapter describes how to use the Linux Trace Toolkit reading context, a
data structure that is given as call data parameter of the modules'callbacks.
</P
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>&#13;Linux Trace Toolkit Viewer provides a backend that reads the traces. In combines
them in tracesets. A trace is an abstaction over many tracefiles, one per CPU.
LTTV reads the whole trace together, providing the events to modules by calling
their pre-registered hook lists in a chronological order.
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7cb02901	1	<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN""http://www.w3.org/TR/html4/loose.dtd">
	2	<HTML
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	5	>How to use the Linux Trace Toolkit Viewer's Reading Context</TITLE
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	8	CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK
	9	REL="HOME"
	10	TITLE="Linux Trace Toolkit Viewer Developer Guide"
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	37	>Linux Trace Toolkit Viewer Developer Guide</TH
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68	><DIV
69	CLASS="chapter"
70	><H1
71	><A
72	NAME="AEN40"
73	></A
74	>Chapter 2. How to use the Linux Trace Toolkit Viewer's Reading Context</H1
75	><DIV
76	CLASS="sect1"
77	><H1
78	CLASS="sect1"
79	><A
80	NAME="AEN42"
81	>2.1. Introduction</A
82	></H1
83	><P
84	> This chapter describes how to use the Linux Trace Toolkit reading context, a
85	data structure that is given as call data parameter of the modules'callbacks.
86	</P
87	><P
88	> Linux Trace Toolkit Viewer provides a backend that reads the traces. In combines
89	them in tracesets. A trace is an abstaction over many tracefiles, one per CPU.
90	LTTV reads the whole trace together, providing the events to modules by calling
91	their pre-registered hook lists in a chronological order.
92	</P
93	></DIV
94	></DIV
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96	CLASS="NAVFOOTER"
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137	ALIGN="left"
138	VALIGN="top"
139	>The hooks</TD
140	><TD
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142	ALIGN="center"
143	VALIGN="top"
144	> </TD
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147	ALIGN="right"
148	VALIGN="top"
149	>Why an event driven trace reader ?</TD
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