cmpxchg.h File Reference

#include <linux/irqflags.h>
#include <asm-generic/cmpxchg-local.h>
#include <asm-generic/cmpxchg.h>

Go to the source code of this file.

Data Structures
struct	__xchg_dummy

Macros
#define	__xg(x)   ((volatile struct __xchg_dummy *)(x))
#define	xchg(ptr, x)   ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr))))
#define	cmpxchg64_local(ptr, o, n)   __cmpxchg64_local_generic((ptr), (o), (n))
#define	cmpxchg_local(ptr, o, n)

Functions
unsigned long	__invalid_xchg_size (unsigned long, volatile void *, int)
unsigned long	__invalid_cmpxchg_size (volatile void *, unsigned long, unsigned long, int)

Macro Definition Documentation

#define __xg

(

x

)

((volatile struct __xchg_dummy *)(x))

Definition at line 7 of file cmpxchg.h.

#define cmpxchg64_local	(		ptr,
			o,
			n
	)		__cmpxchg64_local_generic((ptr), (o), (n))

Definition at line 82 of file cmpxchg.h.

#define cmpxchg_local	(		ptr,
			o,
			n
	)

Value:

((__typeof__(*(ptr)))__cmpxchg_local_generic((ptr), (unsigned long)(o),\
            (unsigned long)(n), sizeof(*(ptr))))

Definition at line 133 of file cmpxchg.h.

#define xchg	(		ptr,
			x
	)		((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr))))

Definition at line 78 of file cmpxchg.h.

Function Documentation

unsigned long __invalid_cmpxchg_size	(	volatile void *	,
		unsigned	long,
		unsigned	long,
		int
	)

unsigned long __invalid_xchg_size	(	unsigned	long,
		volatile void *	,
		int
	)