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locking: Reorder functions in spinlock.c 

Separate spin_lock and rw_lock functions. Preempt-RT needs to exclude
the rw_lock functions from being compiled. The reordering allows to do
that with a single #ifdef.

No functional change.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Peter Zijlstra <peterz@infradead.org>
Acked-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Thomas Gleixner 2009-11-09 21:01:59 +01:00
parent 3ea6b3d0e6
commit b7b40ade58
1 changed files with 224 additions and 224 deletions
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448
kernel/spinlock.c
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@ -113,6 +113,230 @@ BUILD_LOCK_OPS(write, rwlock);
#endif
#ifndef CONFIG_INLINE_SPIN_TRYLOCK
int __lockfunc _spin_trylock(spinlock_t *lock)
{
return __spin_trylock(lock);
}
EXPORT_SYMBOL(_spin_trylock);
#endif
#ifndef CONFIG_INLINE_SPIN_TRYLOCK_BH
int __lockfunc _spin_trylock_bh(spinlock_t *lock)
{
return __spin_trylock_bh(lock);
}
EXPORT_SYMBOL(_spin_trylock_bh);
#endif
#ifndef CONFIG_INLINE_SPIN_LOCK
void __lockfunc _spin_lock(spinlock_t *lock)
{
__spin_lock(lock);
}
EXPORT_SYMBOL(_spin_lock);
#endif
#ifndef CONFIG_INLINE_SPIN_LOCK_IRQSAVE
unsigned long __lockfunc _spin_lock_irqsave(spinlock_t *lock)
{
return __spin_lock_irqsave(lock);
}
EXPORT_SYMBOL(_spin_lock_irqsave);
#endif
#ifndef CONFIG_INLINE_SPIN_LOCK_IRQ
void __lockfunc _spin_lock_irq(spinlock_t *lock)
{
__spin_lock_irq(lock);
}
EXPORT_SYMBOL(_spin_lock_irq);
#endif
#ifndef CONFIG_INLINE_SPIN_LOCK_BH
void __lockfunc _spin_lock_bh(spinlock_t *lock)
{
__spin_lock_bh(lock);
}
EXPORT_SYMBOL(_spin_lock_bh);
#endif
#ifndef CONFIG_INLINE_SPIN_UNLOCK
void __lockfunc _spin_unlock(spinlock_t *lock)
{
__spin_unlock(lock);
}
EXPORT_SYMBOL(_spin_unlock);
#endif
#ifndef CONFIG_INLINE_SPIN_UNLOCK_IRQRESTORE
void __lockfunc _spin_unlock_irqrestore(spinlock_t *lock, unsigned long flags)
{
__spin_unlock_irqrestore(lock, flags);
}
EXPORT_SYMBOL(_spin_unlock_irqrestore);
#endif
#ifndef CONFIG_INLINE_SPIN_UNLOCK_IRQ
void __lockfunc _spin_unlock_irq(spinlock_t *lock)
{
__spin_unlock_irq(lock);
}
EXPORT_SYMBOL(_spin_unlock_irq);
#endif
#ifndef CONFIG_INLINE_SPIN_UNLOCK_BH
void __lockfunc _spin_unlock_bh(spinlock_t *lock)
{
__spin_unlock_bh(lock);
}
EXPORT_SYMBOL(_spin_unlock_bh);
#endif
#ifndef CONFIG_INLINE_READ_TRYLOCK
int __lockfunc _read_trylock(rwlock_t *lock)
{
return __read_trylock(lock);
}
EXPORT_SYMBOL(_read_trylock);
#endif
#ifndef CONFIG_INLINE_READ_LOCK
void __lockfunc _read_lock(rwlock_t *lock)
{
__read_lock(lock);
}
EXPORT_SYMBOL(_read_lock);
#endif
#ifndef CONFIG_INLINE_READ_LOCK_IRQSAVE
unsigned long __lockfunc _read_lock_irqsave(rwlock_t *lock)
{
return __read_lock_irqsave(lock);
}
EXPORT_SYMBOL(_read_lock_irqsave);
#endif
#ifndef CONFIG_INLINE_READ_LOCK_IRQ
void __lockfunc _read_lock_irq(rwlock_t *lock)
{
__read_lock_irq(lock);
}
EXPORT_SYMBOL(_read_lock_irq);
#endif
#ifndef CONFIG_INLINE_READ_LOCK_BH
void __lockfunc _read_lock_bh(rwlock_t *lock)
{
__read_lock_bh(lock);
}
EXPORT_SYMBOL(_read_lock_bh);
#endif
#ifndef CONFIG_INLINE_READ_UNLOCK
void __lockfunc _read_unlock(rwlock_t *lock)
{
__read_unlock(lock);
}
EXPORT_SYMBOL(_read_unlock);
#endif
#ifndef CONFIG_INLINE_READ_UNLOCK_IRQRESTORE
void __lockfunc _read_unlock_irqrestore(rwlock_t *lock, unsigned long flags)
{
__read_unlock_irqrestore(lock, flags);
}
EXPORT_SYMBOL(_read_unlock_irqrestore);
#endif
#ifndef CONFIG_INLINE_READ_UNLOCK_IRQ
void __lockfunc _read_unlock_irq(rwlock_t *lock)
{
__read_unlock_irq(lock);
}
EXPORT_SYMBOL(_read_unlock_irq);
#endif
#ifndef CONFIG_INLINE_READ_UNLOCK_BH
void __lockfunc _read_unlock_bh(rwlock_t *lock)
{
__read_unlock_bh(lock);
}
EXPORT_SYMBOL(_read_unlock_bh);
#endif
#ifndef CONFIG_INLINE_WRITE_TRYLOCK
int __lockfunc _write_trylock(rwlock_t *lock)
{
return __write_trylock(lock);
}
EXPORT_SYMBOL(_write_trylock);
#endif
#ifndef CONFIG_INLINE_WRITE_LOCK
void __lockfunc _write_lock(rwlock_t *lock)
{
__write_lock(lock);
}
EXPORT_SYMBOL(_write_lock);
#endif
#ifndef CONFIG_INLINE_WRITE_LOCK_IRQSAVE
unsigned long __lockfunc _write_lock_irqsave(rwlock_t *lock)
{
return __write_lock_irqsave(lock);
}
EXPORT_SYMBOL(_write_lock_irqsave);
#endif
#ifndef CONFIG_INLINE_WRITE_LOCK_IRQ
void __lockfunc _write_lock_irq(rwlock_t *lock)
{
__write_lock_irq(lock);
}
EXPORT_SYMBOL(_write_lock_irq);
#endif
#ifndef CONFIG_INLINE_WRITE_LOCK_BH
void __lockfunc _write_lock_bh(rwlock_t *lock)
{
__write_lock_bh(lock);
}
EXPORT_SYMBOL(_write_lock_bh);
#endif
#ifndef CONFIG_INLINE_WRITE_UNLOCK
void __lockfunc _write_unlock(rwlock_t *lock)
{
__write_unlock(lock);
}
EXPORT_SYMBOL(_write_unlock);
#endif
#ifndef CONFIG_INLINE_WRITE_UNLOCK_IRQRESTORE
void __lockfunc _write_unlock_irqrestore(rwlock_t *lock, unsigned long flags)
{
__write_unlock_irqrestore(lock, flags);
}
EXPORT_SYMBOL(_write_unlock_irqrestore);
#endif
#ifndef CONFIG_INLINE_WRITE_UNLOCK_IRQ
void __lockfunc _write_unlock_irq(rwlock_t *lock)
{
__write_unlock_irq(lock);
}
EXPORT_SYMBOL(_write_unlock_irq);
#endif
#ifndef CONFIG_INLINE_WRITE_UNLOCK_BH
void __lockfunc _write_unlock_bh(rwlock_t *lock)
{
__write_unlock_bh(lock);
}
EXPORT_SYMBOL(_write_unlock_bh);
#endif
#ifdef CONFIG_DEBUG_LOCK_ALLOC
void __lockfunc _spin_lock_nested(spinlock_t *lock, int subclass)
@ -148,230 +372,6 @@ EXPORT_SYMBOL(_spin_lock_nest_lock);
#endif
#ifndef CONFIG_INLINE_SPIN_TRYLOCK
int __lockfunc _spin_trylock(spinlock_t *lock)
{
return __spin_trylock(lock);
}
EXPORT_SYMBOL(_spin_trylock);
#endif
#ifndef CONFIG_INLINE_READ_TRYLOCK
int __lockfunc _read_trylock(rwlock_t *lock)
{
return __read_trylock(lock);
}
EXPORT_SYMBOL(_read_trylock);
#endif
#ifndef CONFIG_INLINE_WRITE_TRYLOCK
int __lockfunc _write_trylock(rwlock_t *lock)
{
return __write_trylock(lock);
}
EXPORT_SYMBOL(_write_trylock);
#endif
#ifndef CONFIG_INLINE_READ_LOCK
void __lockfunc _read_lock(rwlock_t *lock)
{
__read_lock(lock);
}
EXPORT_SYMBOL(_read_lock);
#endif
#ifndef CONFIG_INLINE_SPIN_LOCK_IRQSAVE
unsigned long __lockfunc _spin_lock_irqsave(spinlock_t *lock)
{
return __spin_lock_irqsave(lock);
}
EXPORT_SYMBOL(_spin_lock_irqsave);
#endif
#ifndef CONFIG_INLINE_SPIN_LOCK_IRQ
void __lockfunc _spin_lock_irq(spinlock_t *lock)
{
__spin_lock_irq(lock);
}
EXPORT_SYMBOL(_spin_lock_irq);
#endif
#ifndef CONFIG_INLINE_SPIN_LOCK_BH
void __lockfunc _spin_lock_bh(spinlock_t *lock)
{
__spin_lock_bh(lock);
}
EXPORT_SYMBOL(_spin_lock_bh);
#endif
#ifndef CONFIG_INLINE_READ_LOCK_IRQSAVE
unsigned long __lockfunc _read_lock_irqsave(rwlock_t *lock)
{
return __read_lock_irqsave(lock);
}
EXPORT_SYMBOL(_read_lock_irqsave);
#endif
#ifndef CONFIG_INLINE_READ_LOCK_IRQ
void __lockfunc _read_lock_irq(rwlock_t *lock)
{
__read_lock_irq(lock);
}
EXPORT_SYMBOL(_read_lock_irq);
#endif
#ifndef CONFIG_INLINE_READ_LOCK_BH
void __lockfunc _read_lock_bh(rwlock_t *lock)
{
__read_lock_bh(lock);
}
EXPORT_SYMBOL(_read_lock_bh);
#endif
#ifndef CONFIG_INLINE_WRITE_LOCK_IRQSAVE
unsigned long __lockfunc _write_lock_irqsave(rwlock_t *lock)
{
return __write_lock_irqsave(lock);
}
EXPORT_SYMBOL(_write_lock_irqsave);
#endif
#ifndef CONFIG_INLINE_WRITE_LOCK_IRQ
void __lockfunc _write_lock_irq(rwlock_t *lock)
{
__write_lock_irq(lock);
}
EXPORT_SYMBOL(_write_lock_irq);
#endif
#ifndef CONFIG_INLINE_WRITE_LOCK_BH
void __lockfunc _write_lock_bh(rwlock_t *lock)
{
__write_lock_bh(lock);
}
EXPORT_SYMBOL(_write_lock_bh);
#endif
#ifndef CONFIG_INLINE_SPIN_LOCK
void __lockfunc _spin_lock(spinlock_t *lock)
{
__spin_lock(lock);
}
EXPORT_SYMBOL(_spin_lock);
#endif
#ifndef CONFIG_INLINE_WRITE_LOCK
void __lockfunc _write_lock(rwlock_t *lock)
{
__write_lock(lock);
}
EXPORT_SYMBOL(_write_lock);
#endif
#ifndef CONFIG_INLINE_SPIN_UNLOCK
void __lockfunc _spin_unlock(spinlock_t *lock)
{
__spin_unlock(lock);
}
EXPORT_SYMBOL(_spin_unlock);
#endif
#ifndef CONFIG_INLINE_WRITE_UNLOCK
void __lockfunc _write_unlock(rwlock_t *lock)
{
__write_unlock(lock);
}
EXPORT_SYMBOL(_write_unlock);
#endif
#ifndef CONFIG_INLINE_READ_UNLOCK
void __lockfunc _read_unlock(rwlock_t *lock)
{
__read_unlock(lock);
}
EXPORT_SYMBOL(_read_unlock);
#endif
#ifndef CONFIG_INLINE_SPIN_UNLOCK_IRQRESTORE
void __lockfunc _spin_unlock_irqrestore(spinlock_t *lock, unsigned long flags)
{
__spin_unlock_irqrestore(lock, flags);
}
EXPORT_SYMBOL(_spin_unlock_irqrestore);
#endif
#ifndef CONFIG_INLINE_SPIN_UNLOCK_IRQ
void __lockfunc _spin_unlock_irq(spinlock_t *lock)
{
__spin_unlock_irq(lock);
}
EXPORT_SYMBOL(_spin_unlock_irq);
#endif
#ifndef CONFIG_INLINE_SPIN_UNLOCK_BH
void __lockfunc _spin_unlock_bh(spinlock_t *lock)
{
__spin_unlock_bh(lock);
}
EXPORT_SYMBOL(_spin_unlock_bh);
#endif
#ifndef CONFIG_INLINE_READ_UNLOCK_IRQRESTORE
void __lockfunc _read_unlock_irqrestore(rwlock_t *lock, unsigned long flags)
{
__read_unlock_irqrestore(lock, flags);
}
EXPORT_SYMBOL(_read_unlock_irqrestore);
#endif
#ifndef CONFIG_INLINE_READ_UNLOCK_IRQ
void __lockfunc _read_unlock_irq(rwlock_t *lock)
{
__read_unlock_irq(lock);
}
EXPORT_SYMBOL(_read_unlock_irq);
#endif
#ifndef CONFIG_INLINE_READ_UNLOCK_BH
void __lockfunc _read_unlock_bh(rwlock_t *lock)
{
__read_unlock_bh(lock);
}
EXPORT_SYMBOL(_read_unlock_bh);
#endif
#ifndef CONFIG_INLINE_WRITE_UNLOCK_IRQRESTORE
void __lockfunc _write_unlock_irqrestore(rwlock_t *lock, unsigned long flags)
{
__write_unlock_irqrestore(lock, flags);
}
EXPORT_SYMBOL(_write_unlock_irqrestore);
#endif
#ifndef CONFIG_INLINE_WRITE_UNLOCK_IRQ
void __lockfunc _write_unlock_irq(rwlock_t *lock)
{
__write_unlock_irq(lock);
}
EXPORT_SYMBOL(_write_unlock_irq);
#endif
#ifndef CONFIG_INLINE_WRITE_UNLOCK_BH
void __lockfunc _write_unlock_bh(rwlock_t *lock)
{
__write_unlock_bh(lock);
}
EXPORT_SYMBOL(_write_unlock_bh);
#endif
#ifndef CONFIG_INLINE_SPIN_TRYLOCK_BH
int __lockfunc _spin_trylock_bh(spinlock_t *lock)
{
return __spin_trylock_bh(lock);
}
EXPORT_SYMBOL(_spin_trylock_bh);
#endif
notrace int in_lock_functions(unsigned long addr)
{
/* Linker adds these: start and end of __lockfunc functions */