1/* SPDX-License-Identifier: GPL-2.0 */ 2#ifndef _ASM_POWERPC_SPINLOCK_TYPES_H 3#define _ASM_POWERPC_SPINLOCK_TYPES_H 4 5#ifndef __LINUX_SPINLOCK_TYPES_H 6# error "please don't include this file directly" 7#endif 8 9typedef struct { 10 volatile unsigned int slock; 11} arch_spinlock_t; 12 13#define __ARCH_SPIN_LOCK_UNLOCKED { 0 } 14 15typedef struct { 16 volatile signed int lock; 17} arch_rwlock_t; 18 19#define __ARCH_RW_LOCK_UNLOCKED { 0 } 20 21#endif 22