lockdep_internals.h File Reference

#include "lockdep_states.h"

Go to the source code of this file.

Macros
#define	LOCKDEP_STATE(__STATE)
#define	__LOCKF(__STATE)   LOCKF_##__STATE = (1 << LOCK_##__STATE),
#define	LOCKDEP_STATE(__STATE)
#define	LOCKF_ENABLED_IRQ   (LOCKF_ENABLED_HARDIRQ | LOCKF_ENABLED_SOFTIRQ)
#define	LOCKF_USED_IN_IRQ   (LOCKF_USED_IN_HARDIRQ | LOCKF_USED_IN_SOFTIRQ)
#define	LOCKF_ENABLED_IRQ_READ   (LOCKF_ENABLED_HARDIRQ_READ | LOCKF_ENABLED_SOFTIRQ_READ)
#define	LOCKF_USED_IN_IRQ_READ   (LOCKF_USED_IN_HARDIRQ_READ | LOCKF_USED_IN_SOFTIRQ_READ)
#define	MAX_LOCKDEP_ENTRIES   16384UL
#define	MAX_LOCKDEP_CHAINS_BITS   15
#define	MAX_LOCKDEP_CHAINS   (1UL << MAX_LOCKDEP_CHAINS_BITS)
#define	MAX_LOCKDEP_CHAIN_HLOCKS   (MAX_LOCKDEP_CHAINS*5)
#define	MAX_STACK_TRACE_ENTRIES   262144UL
#define	LOCK_USAGE_CHARS   (1+LOCK_USAGE_STATES/2)
#define	__debug_atomic_inc(ptr)   do { } while (0)
#define	debug_atomic_inc(ptr)   do { } while (0)
#define	debug_atomic_dec(ptr)   do { } while (0)
#define	debug_atomic_read(ptr)   0

Enumerations
enum	lock_usage_bit { LOCK_USED, LOCK_USAGE_STATES }
enum

Functions
void	get_usage_chars (struct lock_class *class, char usage[LOCK_USAGE_CHARS])
const char *	__get_key_name (struct lockdep_subclass_key *key, char *str)
struct lock_class *	lock_chain_get_class (struct lock_chain *chain, int i)

Variables
struct list_head	all_lock_classes
struct lock_chain	lock_chains []
unsigned long	nr_lock_classes
unsigned long	nr_list_entries
unsigned long	nr_lock_chains
int	nr_chain_hlocks
unsigned long	nr_stack_trace_entries
unsigned int	nr_hardirq_chains
unsigned int	nr_softirq_chains
unsigned int	nr_process_chains
unsigned int	max_lockdep_depth
unsigned int	max_recursion_depth
unsigned int	max_bfs_queue_depth

Macro Definition Documentation

#define __debug_atomic_inc

(

ptr

)

do { } while (0)

Definition at line 166 of file lockdep_internals.h.

#define __LOCKF

(

__STATE

)

LOCKF_##__STATE = (1 << LOCK_##__STATE),

Definition at line 27 of file lockdep_internals.h.

#define debug_atomic_dec

(

ptr

)

do { } while (0)

Definition at line 168 of file lockdep_internals.h.

#define debug_atomic_inc

(

ptr

)

do { } while (0)

Definition at line 167 of file lockdep_internals.h.

#define debug_atomic_read

(

ptr

)

0

Definition at line 169 of file lockdep_internals.h.

#define LOCK_USAGE_CHARS   (1+LOCK_USAGE_STATES/2)

Definition at line 73 of file lockdep_internals.h.

#define LOCKDEP_STATE

(

__STATE

)

Value:

LOCK_USED_IN_##__STATE,     \
    LOCK_USED_IN_##__STATE##_READ,  \
    LOCK_ENABLED_##__STATE,     \
    LOCK_ENABLED_##__STATE##_READ,

Definition at line 30 of file lockdep_internals.h.

#define LOCKDEP_STATE

(

__STATE

)

Value:

__LOCKF(USED_IN_##__STATE)                  \
    __LOCKF(USED_IN_##__STATE##_READ)               \
    __LOCKF(ENABLED_##__STATE)                  \
    __LOCKF(ENABLED_##__STATE##_READ)

Definition at line 30 of file lockdep_internals.h.

#define LOCKF_ENABLED_IRQ   (LOCKF_ENABLED_HARDIRQ | LOCKF_ENABLED_SOFTIRQ)

Definition at line 40 of file lockdep_internals.h.

#define LOCKF_ENABLED_IRQ_READ   (LOCKF_ENABLED_HARDIRQ_READ | LOCKF_ENABLED_SOFTIRQ_READ)

Definition at line 43 of file lockdep_internals.h.

#define LOCKF_USED_IN_IRQ   (LOCKF_USED_IN_HARDIRQ | LOCKF_USED_IN_SOFTIRQ)

Definition at line 41 of file lockdep_internals.h.

#define LOCKF_USED_IN_IRQ_READ   (LOCKF_USED_IN_HARDIRQ_READ | LOCKF_USED_IN_SOFTIRQ_READ)

Definition at line 45 of file lockdep_internals.h.

#define MAX_LOCKDEP_CHAIN_HLOCKS   (MAX_LOCKDEP_CHAINS*5)

Definition at line 62 of file lockdep_internals.h.

#define MAX_LOCKDEP_CHAINS   (1UL << MAX_LOCKDEP_CHAINS_BITS)

Definition at line 60 of file lockdep_internals.h.

#define MAX_LOCKDEP_CHAINS_BITS   15

Definition at line 59 of file lockdep_internals.h.

#define MAX_LOCKDEP_ENTRIES   16384UL

Definition at line 57 of file lockdep_internals.h.

#define MAX_STACK_TRACE_ENTRIES   262144UL

Definition at line 68 of file lockdep_internals.h.

Enumeration Type Documentation

anonymous enum

Definition at line 29 of file lockdep_internals.h.

enum lock_usage_bit

Enumerator:

LOCK_USED
LOCK_USAGE_STATES

Definition at line 12 of file lockdep_internals.h.

Function Documentation

const char* __get_key_name	(	struct lockdep_subclass_key *	key,
		char *	str
	)

Definition at line 465 of file lockdep.c.

void get_usage_chars	(	struct lock_class *	class,
		char	usage[LOCK_USAGE_CHARS]
	)

Definition at line 490 of file lockdep.c.

struct lock_class* lock_chain_get_class ( struct lock_chain *  chain, int  i  )

read

Variable Documentation

struct list_head all_lock_classes

struct lock_chain lock_chains[]

unsigned int max_bfs_queue_depth

unsigned int max_lockdep_depth

Definition at line 425 of file lockdep.c.

unsigned int max_recursion_depth

int nr_chain_hlocks

unsigned int nr_hardirq_chains

Definition at line 422 of file lockdep.c.

unsigned long nr_list_entries

Definition at line 128 of file lockdep.c.

unsigned long nr_lock_chains

unsigned long nr_lock_classes

Definition at line 137 of file lockdep.c.

unsigned int nr_process_chains

Definition at line 424 of file lockdep.c.

unsigned int nr_softirq_chains

Definition at line 423 of file lockdep.c.

unsigned long nr_stack_trace_entries

Definition at line 380 of file lockdep.c.