1 #ifndef _ASM_IA64_SPINLOCK_TYPES_H
2 #define _ASM_IA64_SPINLOCK_TYPES_H
3 
4 #ifndef __LINUX_SPINLOCK_TYPES_H
5 # error "please don't include this file directly"
6 #endif
7 
8 typedef struct {
9 	volatile unsigned int lock;
10 } arch_spinlock_t;
11 
12 #define __ARCH_SPIN_LOCK_UNLOCKED	{ 0 }
13 
14 typedef struct {
15 	volatile unsigned int read_counter	: 31;
16 	volatile unsigned int write_lock	:  1;
17 } arch_rwlock_t;
18 
19 #define __ARCH_RW_LOCK_UNLOCKED		{ 0, 0 }
20 
21 #endif
22