Release 4.7 include/asm-generic/qrwlock_types.h

#ifndef __ASM_GENERIC_QRWLOCK_TYPES_H

#define __ASM_GENERIC_QRWLOCK_TYPES_H

#include <linux/types.h>
#include <asm/spinlock_types.h>

/*
 * The queue read/write lock data structure
 */


typedef struct qrwlock {
	
atomic_t		cnts;
	
arch_spinlock_t		wait_lock;
} 
arch_rwlock_t;


#define	__ARCH_RW_LOCK_UNLOCKED {               \
        .cnts = ATOMIC_INIT(0),                 \
        .wait_lock = __ARCH_SPIN_LOCK_UNLOCKED, \
}

#endif /* __ASM_GENERIC_QRWLOCK_TYPES_H */
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