cmpxchg_32.h File Reference

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

Go to the source code of this file.

Macros
#define	xchg(ptr, x)   ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr))))
#define	__HAVE_ARCH_CMPXCHG   1
#define	cmpxchg(ptr, o, n)
#define	cmpxchg_local(ptr, o, n)
#define	cmpxchg64_local(ptr, o, n)   __cmpxchg64_local_generic((ptr), (o), (n))

Functions
void	__xchg_called_with_bad_pointer (void)
void	__cmpxchg_called_with_bad_pointer (void)
unsigned long	__cmpxchg_u32 (volatile u32 *m, u32 old, u32 new_)

Macro Definition Documentation

#define __HAVE_ARCH_CMPXCHG   1

Definition at line 45 of file cmpxchg_32.h.

#define cmpxchg	(		ptr,
			o,
			n
	)

Value:

({                                  \
    __typeof__(*(ptr)) _o_ = (o);                   \
    __typeof__(*(ptr)) _n_ = (n);                   \
    (__typeof__(*(ptr))) __cmpxchg((ptr), (unsigned long)_o_,   \
            (unsigned long)_n_, sizeof(*(ptr)));        \
})

Definition at line 66 of file cmpxchg_32.h.

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

Definition at line 83 of file cmpxchg_32.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 80 of file cmpxchg_32.h.

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

Definition at line 35 of file cmpxchg_32.h.

Function Documentation

void __cmpxchg_called_with_bad_pointer

(

void

)

unsigned long __cmpxchg_u32	(	volatile u32 *	m,
		u32	old,
		u32	new_
	)

Definition at line 122 of file atomic32.c.

void __xchg_called_with_bad_pointer

(

void

)