spinlock_types.h

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#ifndef _ASM_IA64_SPINLOCK_TYPES_H
#define _ASM_IA64_SPINLOCK_TYPES_H

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

typedef struct {
    volatile unsigned int lock;
} arch_spinlock_t;

#define __ARCH_SPIN_LOCK_UNLOCKED   { 0 }

typedef struct {
    volatile unsigned int read_counter  : 31;
    volatile unsigned int write_lock    :  1;
} arch_rwlock_t;

#define __ARCH_RW_LOCK_UNLOCKED     { 0, 0 }

#endif