Cregit: Linux 5.13: spinlock

Contributors: 4
Author	Tokens	Token Proportion	Commits	Commit Proportion
Ingo Molnar	50	89.29%	1	16.67%
Thomas Gleixner	4	7.14%	3	50.00%
Tony Luck	1	1.79%	1	16.67%
Greg Kroah-Hartman	1	1.79%	1	16.67%
Total	56		6

/* 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

spinlock_types.h