1 #ifndef __ASM_SPINLOCK_TYPES_H 2 #define __ASM_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 unsigned int lock; 10 } __attribute__ ((aligned (4))) arch_spinlock_t; 11 12 #define __ARCH_SPIN_LOCK_UNLOCKED { .lock = 0, } 13 14 typedef struct { 15 unsigned int lock; 16 unsigned int owner; 17 } arch_rwlock_t; 18 19 #define __ARCH_RW_LOCK_UNLOCKED { 0 } 20 21 #endif 22