spinlock.h File Reference

#include <linux/kernel.h>
#include <linux/cleanup.h>

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Classes
struct	raw_spinlock

Macros
#define	spin_lock(l)   do {} while (0)
#define	spin_unlock(l)   do {} while (0)
#define	spin_lock_irq(l)   do {} while (0)
#define	spin_unlock_irq(l)   do {} while (0)
#define	spin_lock_bh(l)   do {} while (0)
#define	spin_unlock_bh(l)   do {} while (0)
#define	spin_unlock_irq_bh(l)   do {} while (0)
#define	spin_trylock(l)   (1)
#define	spin_is_locked(l)   (1)
#define	spin_lock_irqsave_flags(l, f)   do { (f) = 0; } while (0)
#define	raw_spin_lock_irq(l)   do {} while (0)
#define	raw_spin_unlock_irq(l)   do {} while (0)
#define	raw_spin_lock_init(l)   do {} while (0)
#define	DEFINE_RAW_SPINLOCK(name)   spinlock_t name = 0
#define	DEFINE_SPINLOCK(name)   spinlock_t name = 0
#define	__SPIN_LOCK_UNLOCKED(lockname)   { 0 }
#define	cpu_relax()   ((void)0)
#define	raw_spin_lock_irqsave(l, f)   do { (f) = 0; } while (0)
#define	raw_spin_unlock_irqrestore(l, f)   do {} while (0)
#define	spin_trylock_irqsave(l, f)    ({ (f) = 0; spin_trylock(l); })

Typedefs
typedef spinlock_t	rwlock_t

Functions
	DCL_LOCK_GUARD (spinlock, spinlock_t, spin_lock(_T), spin_unlock(_T)) DCL_LOCK_GUARD(spinlock_irq
	spin_lock_irq (_T)
	spin_unlock_irq (_T)) DCL_LOCK_GUARD(spinlock_irqsave
	dcl_spin_lock_irqsave (_T)
	dcl_spin_unlock_irqrestore (_T)) typedef spinlock_t raw_spinlock_t

Variables
	spinlock_t

Macro Definition Documentation

__SPIN_LOCK_UNLOCKED

#define __SPIN_LOCK_UNLOCKED

(

lockname

)

{ 0 }

cpu_relax

#define cpu_relax

(

)

((void)0)

DEFINE_RAW_SPINLOCK

#define DEFINE_RAW_SPINLOCK

(

name

)

spinlock_t name = 0

DEFINE_SPINLOCK

#define DEFINE_SPINLOCK

(

name

)

spinlock_t name = 0

raw_spin_lock_init

#define raw_spin_lock_init

(

l

)

do {} while (0)

raw_spin_lock_irq

#define raw_spin_lock_irq

(

l

)

do {} while (0)

raw_spin_lock_irqsave

#define raw_spin_lock_irqsave	(		l,
			f
	)		do { (f) = 0; } while (0)

raw_spin_unlock_irq

#define raw_spin_unlock_irq

(

l

)

do {} while (0)

raw_spin_unlock_irqrestore

#define raw_spin_unlock_irqrestore	(		l,
			f
	)		do {} while (0)

spin_is_locked

#define spin_is_locked

(

l

)

(1)

spin_lock

#define spin_lock

(

l

)

do {} while (0)

spin_lock_bh

#define spin_lock_bh

(

l

)

do {} while (0)

spin_lock_irq

#define spin_lock_irq

(

l

)

do {} while (0)

spin_lock_irqsave_flags

#define spin_lock_irqsave_flags	(		l,
			f
	)		do { (f) = 0; } while (0)

spin_trylock

#define spin_trylock

(

l

)

(1)

spin_trylock_irqsave

#define spin_trylock_irqsave	(		l,
			f
	)		({ (f) = 0; spin_trylock(l); })

spin_unlock

#define spin_unlock

(

l

)

do {} while (0)

spin_unlock_bh

#define spin_unlock_bh

(

l

)

do {} while (0)

spin_unlock_irq

#define spin_unlock_irq

(

l

)

do {} while (0)

spin_unlock_irq_bh

#define spin_unlock_irq_bh

(

l

)

do {} while (0)

Typedef Documentation

rwlock_t

typedef spinlock_t rwlock_t

Function Documentation

DCL_LOCK_GUARD()

DCL_LOCK_GUARD	(	spinlock	,
		spinlock_t	,
		spin_lock(_T)	,
		spin_unlock(_T)
	)

dcl_spin_lock_irqsave()

dcl_spin_lock_irqsave

(

_T

)

dcl_spin_unlock_irqrestore()

dcl_spin_unlock_irqrestore

(

_T

)

spin_lock_irq()

spin_lock_irq

(

_T

)

spin_unlock_irq()

spin_unlock_irq

(

_T

)

Variable Documentation

spinlock_t

spinlock_t