ceph/src/spdk/ocf/src/concurrency/ocf_concurrency.h

   1 /*
   2  * Copyright(c) 2012-2018 Intel Corporation
   3  * SPDX-License-Identifier: BSD-3-Clause-Clear
   4  */
   5
   6 #ifndef OCF_CONCURRENCY_H_
   7 #define OCF_CONCURRENCY_H_
   8
   9 #include "../ocf_cache_priv.h"
  10
  11 /**
  12  * @file utils_req.h
  13  * @brief OCF concurrency
  14  */
  15
  16 /**
  17  * @brief Lock result - Lock acquired successfully
  18  */
  19 #define OCF_LOCK_ACQUIRED               0
  20
  21 /**
  22  * @brief Lock result - Lock not acquired, lock request added into waiting list
  23  */
  24 #define OCF_LOCK_NOT_ACQUIRED           1
  25
  26 /**
  27  * @brief Initialize OCF concurrency module
  28  *
  29  * @param cache - OCF cache instance
  30  * @return 0 - Initialization successful, otherwise ERROR
  31  */
  32 int ocf_concurrency_init(struct ocf_cache *cache);
  33
  34 /**
  35  * @biref De-Initialize  OCF concurrency module
  36  *
  37  * @param cache - OCF cache instance
  38  */
  39 void ocf_concurrency_deinit(struct ocf_cache *cache);
  40
  41 #include "ocf_cache_line_concurrency.h"
  42
  43 #endif /* OCF_CONCURRENCY_H_ */