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Tip revision: a38d6181ff27824c79fc7df825164a212eff6a3f authored by Linus Torvalds on 01 July 2007, 19:54:24 UTC
Linux 2.6.22-rc7
Tip revision: a38d618
spinlock_types.h
#ifndef __ASM_SH_SPINLOCK_TYPES_H
#define __ASM_SH_SPINLOCK_TYPES_H

#ifndef __LINUX_SPINLOCK_TYPES_H
# error "please don't include this file directly"
#endif

typedef struct {
	volatile unsigned long lock;
} raw_spinlock_t;

#define __RAW_SPIN_LOCK_UNLOCKED	{ 1 }

#include <asm/atomic.h>

typedef struct {
	raw_spinlock_t lock;
	atomic_t counter;
} raw_rwlock_t;

#define RW_LOCK_BIAS			0x01000000
#define __RAW_RW_LOCK_UNLOCKED		{ { 0 }, { RW_LOCK_BIAS } }

#endif
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