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/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2015 Intel Corporation
*/
#ifndef _RTE_RWLOCK_X86_64_H_
#define _RTE_RWLOCK_X86_64_H_
#ifdef __cplusplus
extern "C" {
#endif
#include "generic/rte_rwlock.h"
#include "rte_spinlock.h"
static inline void
rte_rwlock_read_lock_tm(rte_rwlock_t *rwl)
{
if (likely(rte_try_tm(&rwl->cnt)))
return;
rte_rwlock_read_lock(rwl);
}
static inline void
rte_rwlock_read_unlock_tm(rte_rwlock_t *rwl)
{
if (unlikely(rwl->cnt))
rte_rwlock_read_unlock(rwl);
else
rte_xend();
}
static inline void
rte_rwlock_write_lock_tm(rte_rwlock_t *rwl)
{
if (likely(rte_try_tm(&rwl->cnt)))
return;
rte_rwlock_write_lock(rwl);
}
static inline void
rte_rwlock_write_unlock_tm(rte_rwlock_t *rwl)
{
if (unlikely(rwl->cnt))
rte_rwlock_write_unlock(rwl);
else
rte_xend();
}
#ifdef __cplusplus
}
#endif
#endif /* _RTE_RWLOCK_X86_64_H_ */
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