src/sys/arch/x86/include/lock.h - diff

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version 1.14.22.1, 2007/10/02 18:27:49

version 1.14.22.2, 2007/11/11 16:47:01

Line 43

#ifndef _X86_LOCK_H_

#define _X86_LOCK_H_

#if defined(_KERNEL_OPT)

#include "opt_lockdebug.h"

#endif

#ifdef _KERNEL

#include <machine/cpufunc.h>

#endif

#include <machine/atomic.h>

static __inline int

__SIMPLELOCK_LOCKED_P(__cpu_simple_lock_t *__ptr)

Line 77 __cpu_simple_lock_clear(__cpu_simple_loc

Line 75 __cpu_simple_lock_clear(__cpu_simple_loc

*__ptr = __SIMPLELOCK_UNLOCKED;

}

#ifdef LOCKDEBUG

extern void __cpu_simple_lock_init(__cpu_simple_lock_t *);

extern void __cpu_simple_lock(__cpu_simple_lock_t *);

extern int __cpu_simple_lock_try(__cpu_simple_lock_t *);

extern void __cpu_simple_unlock(__cpu_simple_lock_t *);

#else

#include <machine/atomic.h>

static __inline void __cpu_simple_lock_init(__cpu_simple_lock_t *)

__attribute__((__unused__));

static __inline void __cpu_simple_lock(__cpu_simple_lock_t *)

Line 191 __cpu_simple_unlock(__cpu_simple_lock_t

Line 178 __cpu_simple_unlock(__cpu_simple_lock_t

*lockp = __SIMPLELOCK_UNLOCKED;

}

#endif /* !LOCKDEBUG */

#define SPINLOCK_SPIN_HOOK /* nothing */

#define SPINLOCK_BACKOFF_HOOK x86_pause()