f22da1cde7
Change license to BSD-3-Clause Signed-off-by: Rafal Stefanowski <rafal.stefanowski@intel.com>
54 lines
1.2 KiB
C
54 lines
1.2 KiB
C
/*
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* Copyright(c) 2020-2021 Intel Corporation
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef __OCF_SEQ_CUTOFF_H__
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#define __OCF_SEQ_CUTOFF_H__
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#include "ocf/ocf.h"
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#include "ocf_request.h"
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#include "utils/utils_rbtree.h"
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struct ocf_seq_cutoff_stream {
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uint64_t last;
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uint64_t bytes;
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uint32_t rw : 1;
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uint32_t valid : 1;
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uint32_t req_count : 16;
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struct ocf_rb_node node;
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struct list_head list;
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};
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struct ocf_seq_cutoff {
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ocf_core_t core;
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env_rwlock lock;
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struct ocf_rb_tree tree;
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struct list_head lru;
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struct ocf_seq_cutoff_stream streams[];
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};
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struct ocf_seq_cutoff_percore {
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struct ocf_seq_cutoff base;
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struct ocf_seq_cutoff_stream streams[OCF_SEQ_CUTOFF_PERCORE_STREAMS];
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};
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struct ocf_seq_cutoff_perqueue {
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struct ocf_seq_cutoff base;
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struct ocf_seq_cutoff_stream streams[OCF_SEQ_CUTOFF_PERQUEUE_STREAMS];
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};
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int ocf_core_seq_cutoff_init(ocf_core_t core);
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void ocf_core_seq_cutoff_deinit(ocf_core_t core);
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int ocf_queue_seq_cutoff_init(ocf_queue_t queue);
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void ocf_queue_seq_cutoff_deinit(ocf_queue_t queue);
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bool ocf_core_seq_cutoff_check(ocf_core_t core, struct ocf_request *req);
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void ocf_core_seq_cutoff_update(ocf_core_t core, struct ocf_request *req);
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#endif /* __OCF_SEQ_CUTOFF_H__ */
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