debugobjects.c File Reference

#include <linux/debugobjects.h>
#include <linux/interrupt.h>
#include <linux/sched.h>
#include <linux/seq_file.h>
#include <linux/debugfs.h>
#include <linux/slab.h>
#include <linux/hash.h>

Go to the source code of this file.

Data Structures
struct	debug_bucket

Macros
#define	ODEBUG_HASH_BITS   14
#define	ODEBUG_HASH_SIZE   (1 << ODEBUG_HASH_BITS)
#define	ODEBUG_POOL_SIZE   512
#define	ODEBUG_POOL_MIN_LEVEL   256
#define	ODEBUG_CHUNK_SHIFT   PAGE_SHIFT
#define	ODEBUG_CHUNK_SIZE   (1 << ODEBUG_CHUNK_SHIFT)
#define	ODEBUG_CHUNK_MASK   (~(ODEBUG_CHUNK_SIZE - 1))

Functions
	early_param ("debug_objects", enable_object_debug)
	early_param ("no_debug_objects", disable_object_debug)
void	debug_object_init (void *addr, struct debug_obj_descr *descr)
void	debug_object_init_on_stack (void *addr, struct debug_obj_descr *descr)
void	debug_object_activate (void *addr, struct debug_obj_descr *descr)
void	debug_object_deactivate (void *addr, struct debug_obj_descr *descr)
void	debug_object_destroy (void *addr, struct debug_obj_descr *descr)
void	debug_object_free (void *addr, struct debug_obj_descr *descr)
void	debug_object_assert_init (void *addr, struct debug_obj_descr *descr)
void	debug_object_active_state (void *addr, struct debug_obj_descr *descr, unsigned int expect, unsigned int next)
void __init	debug_objects_early_init (void)
void __init	debug_objects_mem_init (void)

Macro Definition Documentation

#define ODEBUG_CHUNK_MASK   (~(ODEBUG_CHUNK_SIZE - 1))

Definition at line 26 of file debugobjects.c.

#define ODEBUG_CHUNK_SHIFT   PAGE_SHIFT

Definition at line 24 of file debugobjects.c.

#define ODEBUG_CHUNK_SIZE   (1 << ODEBUG_CHUNK_SHIFT)

Definition at line 25 of file debugobjects.c.

#define ODEBUG_HASH_BITS   14

Definition at line 18 of file debugobjects.c.

#define ODEBUG_HASH_SIZE   (1 << ODEBUG_HASH_BITS)

Definition at line 19 of file debugobjects.c.

#define ODEBUG_POOL_MIN_LEVEL   256

Definition at line 22 of file debugobjects.c.

#define ODEBUG_POOL_SIZE   512

Definition at line 21 of file debugobjects.c.

Function Documentation

void debug_object_activate	(	void *	addr,
		struct debug_obj_descr *	descr
	)

debug_object_activate - debug checks when an object is activated : address of the object : pointer to an object specific debug description structure

Definition at line 386 of file debugobjects.c.

void debug_object_active_state	(	void *	addr,
		struct debug_obj_descr *	descr,
		unsigned int	expect,
		unsigned int	next
	)

debug_object_active_state - debug checks object usage state machine : address of the object : pointer to an object specific debug description structure : expected state : state to move to if expected state is found

Definition at line 618 of file debugobjects.c.

void debug_object_assert_init	(	void *	addr,
		struct debug_obj_descr *	descr
	)

debug_object_assert_init - debug checks when object should be init-ed : address of the object : pointer to an object specific debug description structure

Definition at line 577 of file debugobjects.c.

void debug_object_deactivate	(	void *	addr,
		struct debug_obj_descr *	descr
	)

debug_object_deactivate - debug checks when an object is deactivated : address of the object : pointer to an object specific debug description structure

Definition at line 444 of file debugobjects.c.

void debug_object_destroy	(	void *	addr,
		struct debug_obj_descr *	descr
	)

debug_object_destroy - debug checks when an object is destroyed : address of the object : pointer to an object specific debug description structure

Definition at line 491 of file debugobjects.c.

void debug_object_free	(	void *	addr,
		struct debug_obj_descr *	descr
	)

debug_object_free - debug checks when an object is freed : address of the object : pointer to an object specific debug description structure

Definition at line 537 of file debugobjects.c.

void debug_object_init	(	void *	addr,
		struct debug_obj_descr *	descr
	)

debug_object_init - debug checks when an object is initialized : address of the object : pointer to an object specific debug description structure

Definition at line 359 of file debugobjects.c.

void debug_object_init_on_stack	(	void *	addr,
		struct debug_obj_descr *	descr
	)

debug_object_init_on_stack - debug checks when an object on stack is initialized : address of the object : pointer to an object specific debug description structure

Definition at line 373 of file debugobjects.c.

void __init debug_objects_early_init

(

void

)

Definition at line 999 of file debugobjects.c.

void __init debug_objects_mem_init

(

void

)

Definition at line 1073 of file debugobjects.c.

early_param	(	"debug_objects"	,
		enable_object_debug
	)

early_param	(	"no_debug_objects"	,
		disable_object_debug
	)