atomic.h File Reference

#include <linux/types.h>
#include <linux/irqflags.h>
#include <asm/cmpxchg.h>

Go to the source code of this file.

Macros
#define	ATOMIC_INIT(i)   { (i) }
#define	atomic_read(v)   (*(volatile int *)&(v)->counter)
#define	atomic_set(v, i)   (((v)->counter) = i)
#define	ASM_DI   "di"
#define	atomic_dec_return(v)   atomic_sub_return(1, (v))
#define	atomic_inc_return(v)   atomic_add_return(1, (v))
#define	smp_mb__before_atomic_dec()   barrier()
#define	smp_mb__after_atomic_dec()   barrier()
#define	smp_mb__before_atomic_inc()   barrier()
#define	smp_mb__after_atomic_inc()   barrier()

Macro Definition Documentation

#define ASM_DI   "di"

Definition at line 29 of file atomic.h.

#define atomic_dec_return

(

v

)

atomic_sub_return(1, (v))

Definition at line 166 of file atomic.h.

#define atomic_inc_return

(

v

)

atomic_add_return(1, (v))

Definition at line 167 of file atomic.h.

#define ATOMIC_INIT

(

i

)

{ (i) }

Definition at line 17 of file atomic.h.

#define atomic_read

(

v

)

(*(volatile int *)&(v)->counter)

Definition at line 19 of file atomic.h.

#define atomic_set	(		v,
			i
	)		(((v)->counter) = i)

Definition at line 20 of file atomic.h.

#define smp_mb__after_atomic_dec

(

)

barrier()

Definition at line 215 of file atomic.h.

#define smp_mb__after_atomic_inc

(

)

barrier()

Definition at line 217 of file atomic.h.

#define smp_mb__before_atomic_dec

(

)

barrier()

Definition at line 214 of file atomic.h.

#define smp_mb__before_atomic_inc

(

)

barrier()

Definition at line 216 of file atomic.h.