blob: d93573eff16294aa1a9efa0a79a1f428ddd08c23 [file] [log] [blame]
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_QRWLOCK_TYPES_H
#define __ASM_GENERIC_QRWLOCK_TYPES_H
#include <linux/types.h>
#include <asm/spinlock_types.h>
/*
* The queue read/write lock data structure
*/
typedef struct qrwlock {
atomic_t cnts;
arch_spinlock_t wait_lock;
} arch_rwlock_t;
#define __ARCH_RW_LOCK_UNLOCKED { \
.cnts = ATOMIC_INIT(0), \
.wait_lock = __ARCH_SPIN_LOCK_UNLOCKED, \
}
#endif /* __ASM_GENERIC_QRWLOCK_TYPES_H */