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/* Copyright (c) 2015-2018, Linaro Limited
* All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
/**
* @file
*
* ODP rwlock
*/
#ifndef ODP_ABI_RWLOCK_H_
#define ODP_ABI_RWLOCK_H_
#ifdef __cplusplus
extern "C" {
#endif
#include <odp/api/atomic.h>
/** @internal */
typedef struct odp_rwlock_s {
odp_atomic_u32_t cnt; /**< lock count
0 lock not taken
-1 write lock taken
>0 read lock(s) taken */
} odp_rwlock_t;
#ifdef __cplusplus
}
#endif
#endif
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