Release 4.9 arch/arm/include/asm/spinlock_types.h

#ifndef __ASM_SPINLOCK_TYPES_H

#define __ASM_SPINLOCK_TYPES_H

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


#define TICKET_SHIFT	16

typedef struct {
	union {
		
u32 slock;
		
struct __raw_tickets {
#ifdef __ARMEB__
			
u16 next;
			
u16 owner;
#else
			u16 owner;
			u16 next;
#endif
		} 
tickets;
	};
} 
arch_spinlock_t;


#define __ARCH_SPIN_LOCK_UNLOCKED	{ { 0 } }

typedef struct {
	
u32 lock;
} 
arch_rwlock_t;


#define __ARCH_RW_LOCK_UNLOCKED		{ 0 }

#endif
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Directory: arch/arm/include/asm