spinlock.h File Reference

#include <stdbool.h>
#include <stdint.h>
#include <stddef.h>
#include "stdatomic.h"

Include dependency graph for spinlock.h:

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Classes
struct	spinlock_s

Macros
#define	SPINLOCK_UNLOCKED_VALUE   (-1L)
#define	SPINLOCK_LOCKED_VALUE   (1L)
#define	INITIALIZE_SPINLOCK(x)   { .thelock = ATOMIC_VAR_INIT(x) }
#define	SPINLOCK_UNLOCKED   INITIALIZE_SPINLOCK(SPINLOCK_UNLOCKED_VALUE)
#define	SPINLOCK_LOCKED   INITIALIZE_SPINLOCK(SPINLOCK_LOCKED_VALUE)

Typedefs
typedef struct spinlock_s	spinlock_t

Functions
static void	spinlock_init (spinlock_t *l)
static void	spinlock_unlock (spinlock_t *l)
static bool	spinlock_is_locked (spinlock_t *l)
static void	spinlock_lock (spinlock_t *l)
static bool	limit_spinlock_lock (spinlock_t *l, size_t limit, long locked_val)
static bool	hwt_cas_spinlock_lock (spinlock_t *l, size_t limit, long locked_val)
static bool	hwt_limit_spinlock_lock (spinlock_t *l, size_t limit, long locked_val)

Macro Definition Documentation

INITIALIZE_SPINLOCK

#define INITIALIZE_SPINLOCK

(

x

)

{ .thelock = ATOMIC_VAR_INIT(x) }

Definition at line 82 of file spinlock.h.

SPINLOCK_LOCKED

#define SPINLOCK_LOCKED   INITIALIZE_SPINLOCK(SPINLOCK_LOCKED_VALUE)

Definition at line 85 of file spinlock.h.

SPINLOCK_LOCKED_VALUE

#define SPINLOCK_LOCKED_VALUE   (1L)

Definition at line 81 of file spinlock.h.

SPINLOCK_UNLOCKED

#define SPINLOCK_UNLOCKED   INITIALIZE_SPINLOCK(SPINLOCK_UNLOCKED_VALUE)

Definition at line 84 of file spinlock.h.

SPINLOCK_UNLOCKED_VALUE

#define SPINLOCK_UNLOCKED_VALUE   (-1L)

Definition at line 80 of file spinlock.h.

Typedef Documentation

spinlock_t

typedef struct spinlock_s spinlock_t

Function Documentation

hwt_cas_spinlock_lock()

static bool hwt_cas_spinlock_lock ( spinlock_t *  l, size_t  limit, long  locked_val  )

inlinestatic

Definition at line 161 of file spinlock.h.

Here is the caller graph for this function:

hwt_limit_spinlock_lock()

static bool hwt_limit_spinlock_lock ( spinlock_t *  l, size_t  limit, long  locked_val  )

inlinestatic

Definition at line 191 of file spinlock.h.

Here is the call graph for this function:

limit_spinlock_lock()

static bool limit_spinlock_lock ( spinlock_t *  l, size_t  limit, long  locked_val  )

inlinestatic

Definition at line 134 of file spinlock.h.

Here is the call graph for this function:

spinlock_init()

static void spinlock_init ( spinlock_t *  l )

inlinestatic

Definition at line 89 of file spinlock.h.

spinlock_is_locked()

static bool spinlock_is_locked ( spinlock_t *  l )

inlinestatic

Definition at line 104 of file spinlock.h.

spinlock_lock()

static void spinlock_lock ( spinlock_t *  l )

inlinestatic

Definition at line 111 of file spinlock.h.

Here is the caller graph for this function:

spinlock_unlock()

static void spinlock_unlock ( spinlock_t *  l )

inlinestatic

Definition at line 96 of file spinlock.h.

Here is the caller graph for this function: