tracepoint.c File Reference

#include <linux/module.h>
#include <linux/mutex.h>
#include <linux/types.h>
#include <linux/jhash.h>
#include <linux/list.h>
#include <linux/rcupdate.h>
#include <linux/tracepoint.h>
#include <linux/err.h>
#include <linux/slab.h>
#include <linux/sched.h>
#include <linux/static_key.h>

Go to the source code of this file.

Data Structures
struct	tracepoint_entry
struct	tp_probes

Macros
#define	TRACEPOINT_HASH_BITS   6
#define	TRACEPOINT_TABLE_SIZE   (1 << TRACEPOINT_HASH_BITS)

Functions
void	module_update_tracepoints (void)

Variables
struct tracepoint *const	__start___tracepoints_ptrs []
struct tracepoint *const	__stop___tracepoints_ptrs []

: tracepoint name
tracepoint_probe_unregister_noupdate - remove a probe but not disconnect : probe function pointer caller must call tracepoint_probe_update_all()
int	tracepoint_probe_register (const char *name, void *probe, void *data)
	EXPORT_SYMBOL_GPL (tracepoint_probe_register)
int	tracepoint_probe_unregister (const char *name, void *probe, void *data)
	EXPORT_SYMBOL_GPL (tracepoint_probe_unregister)
int	tracepoint_probe_register_noupdate (const char *name, void *probe, void *data)
	EXPORT_SYMBOL_GPL (tracepoint_probe_register_noupdate)
int	tracepoint_probe_unregister_noupdate (const char *name, void *probe, void *data)
	EXPORT_SYMBOL_GPL (tracepoint_probe_unregister_noupdate)
void	tracepoint_probe_update_all (void)
	EXPORT_SYMBOL_GPL (tracepoint_probe_update_all)
void	tracepoint_iter_start (struct tracepoint_iter *iter)
	EXPORT_SYMBOL_GPL (tracepoint_iter_start)
void	tracepoint_iter_next (struct tracepoint_iter *iter)
	EXPORT_SYMBOL_GPL (tracepoint_iter_next)
void	tracepoint_iter_stop (struct tracepoint_iter *iter)
	EXPORT_SYMBOL_GPL (tracepoint_iter_stop)
void	tracepoint_iter_reset (struct tracepoint_iter *iter)
	EXPORT_SYMBOL_GPL (tracepoint_iter_reset)

Macro Definition Documentation

#define TRACEPOINT_HASH_BITS   6

Definition at line 51 of file tracepoint.c.

#define TRACEPOINT_TABLE_SIZE   (1 << TRACEPOINT_HASH_BITS)

Definition at line 52 of file tracepoint.c.

Function Documentation

EXPORT_SYMBOL_GPL

(

tracepoint_probe_register

)

EXPORT_SYMBOL_GPL

(

tracepoint_probe_unregister

)

EXPORT_SYMBOL_GPL

(

tracepoint_probe_register_noupdate

)

EXPORT_SYMBOL_GPL

(

tracepoint_probe_unregister_noupdate

)

EXPORT_SYMBOL_GPL

(

tracepoint_probe_update_all

)

EXPORT_SYMBOL_GPL

(

tracepoint_iter_start

)

EXPORT_SYMBOL_GPL

(

tracepoint_iter_next

)

EXPORT_SYMBOL_GPL

(

tracepoint_iter_stop

)

EXPORT_SYMBOL_GPL

(

tracepoint_iter_reset

)

void module_update_tracepoints

(

void

)

Definition at line 332 of file tracepoint.c.

void tracepoint_iter_next

(

struct tracepoint_iter *

iter

)

Definition at line 604 of file tracepoint.c.

void tracepoint_iter_reset

(

struct tracepoint_iter *

iter

)

Definition at line 621 of file tracepoint.c.

void tracepoint_iter_start

(

struct tracepoint_iter *

iter

)

Definition at line 598 of file tracepoint.c.

void tracepoint_iter_stop

(

struct tracepoint_iter *

iter

)

Definition at line 616 of file tracepoint.c.

int tracepoint_probe_register	(	const char *	name,
		void *	probe,
		void *	data
	)

Definition at line 377 of file tracepoint.c.

int tracepoint_probe_register_noupdate	(	const char *	name,
		void *	probe,
		void *	data
	)

Definition at line 458 of file tracepoint.c.

int tracepoint_probe_unregister	(	const char *	name,
		void *	probe,
		void *	data
	)

Definition at line 421 of file tracepoint.c.

int tracepoint_probe_unregister_noupdate	(	const char *	name,
		void *	probe,
		void *	data
	)

Definition at line 482 of file tracepoint.c.

void tracepoint_probe_update_all

(

void

)

tracepoint_probe_update_all - update tracepoints

Definition at line 502 of file tracepoint.c.

Variable Documentation

struct tracepoint* const __start___tracepoints_ptrs[]

struct tracepoint* const __stop___tracepoints_ptrs[]