Kernel Tracing

Kernel tracing related functionality. More...

Collaboration diagram for Kernel Tracing:

Functions
l4_umword_t	fiasco_tbuf_log (const char *text)
	Create new trace-buffer entry with describing <text>.
l4_umword_t	fiasco_tbuf_log_3val (const char *text, l4_umword_t v1, l4_umword_t v2, l4_umword_t v3)
	Create new trace-buffer entry with describing <text> and three additional values.
l4_umword_t	fiasco_tbuf_log_binary (const unsigned char *data)
	Create new trace-buffer entry with binary data.
void	fiasco_tbuf_clear (void)
	Clear trace-buffer.
void	fiasco_tbuf_dump (void)
	Dump trace-buffer to kernel console.

Detailed Description

Kernel tracing related functionality.

Attention

This API is subject to change!

This is a tracing facility for the Fiasco kernel trace buffer. Any call to any function might be invalid. Do not rely on it in any real code.

Include File

#include <l4/sys/ktrace.h> 

Function Documentation

fiasco_tbuf_log()

l4_umword_t fiasco_tbuf_log ( const char * text )

inline

Create new trace-buffer entry with describing <text>.

Parameters

text	Logging text

Returns

Pointer to trace-buffer entry

Definition at line 24 of file __ktrace-impl.h.

References __kdebug_text(), and l4_error().

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fiasco_tbuf_log_3val()

l4_umword_t fiasco_tbuf_log_3val ( const char * text, l4_umword_t v1, l4_umword_t v2, l4_umword_t v3 )

inline

Create new trace-buffer entry with describing <text> and three additional values.

Parameters

text	Logging text
v1	first value
v2	second value
v3	third value

Returns

Pointer to trace-buffer entry

Definition at line 31 of file __ktrace-impl.h.

References __kdebug_3_text(), and l4_error().

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fiasco_tbuf_log_binary()

l4_umword_t fiasco_tbuf_log_binary ( const unsigned char * data )

inline

Create new trace-buffer entry with binary data.

Parameters

data	binary data

Returns

Pointer to trace-buffer entry

Definition at line 54 of file __ktrace-impl.h.

References __kdebug_text(), and l4_error().

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