linux-surface/kernel/arch/ia64/include/asm/spinlock_types.h
2017-11-05 21:38:20 -05:00

23 lines
475 B
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_SPINLOCK_TYPES_H
#define _ASM_IA64_SPINLOCK_TYPES_H
#ifndef __LINUX_SPINLOCK_TYPES_H
# error "please don't include this file directly"
#endif
typedef struct {
volatile unsigned int lock;
} arch_spinlock_t;
#define __ARCH_SPIN_LOCK_UNLOCKED { 0 }
typedef struct {
volatile unsigned int read_counter : 31;
volatile unsigned int write_lock : 1;
} arch_rwlock_t;
#define __ARCH_RW_LOCK_UNLOCKED { 0, 0 }
#endif