base/include/asm/rtai_atomic.h File Reference

#include <linux/bitops.h>
#include <asm/atomic.h>

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Data Structures
struct	__rtai_xchg_dummy
Defines
#define	likely(x)   __builtin_expect(!!(x), 1)
#define	unlikely(x)   __builtin_expect(!!(x), 0)
#define	__rtai_xg(x)   ((struct __rtai_xchg_dummy *)(x))
Functions
unsigned long	atomic_xchg (volatile void *ptr, unsigned long x)
unsigned long	atomic_cmpxchg (volatile void *ptr, unsigned long o, unsigned long n)

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Define Documentation

#define __rtai_xg (  x   )     ((struct __rtai_xchg_dummy *)(x))

Definition at line 55 of file rtai_atomic.h. Referenced by atomic_cmpxchg(), and atomic_xchg().

#define likely (  x   )     __builtin_expect(!!(x), 1)

Definition at line 47 of file rtai_atomic.h. Referenced by handle_lxrt_request(), lxrt_intercept_syscall_prologue(), lxrt_resume(), rt_do_signal(), and rtai_lxrt_invoke().

#define unlikely (  x   )     __builtin_expect(!!(x), 0)

Definition at line 48 of file rtai_atomic.h. Referenced by force_soft(), handle_lxrt_request(), lxrt_intercept_syscall_prologue(), lxrt_resume(), rt_do_signal(), and rtai_lxrt_invoke().

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Function Documentation

unsigned long atomic_cmpxchg (  volatile void *  ptr, unsigned long  o, unsigned long  n )  [inline, static]

Definition at line 67 of file rtai_atomic.h. References __rtai_xg.

unsigned long atomic_xchg (  volatile void *  ptr, unsigned long  x )  [inline, static]

Definition at line 57 of file rtai_atomic.h. References __rtai_xg.

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