32 lines
656 B
C
32 lines
656 B
C
/*
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* Copyright(c) 2012-2019 Intel Corporation
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* SPDX-License-Identifier: BSD-3-Clause-Clear
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*/
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#ifndef __VOL_ATOMIC_DEV_BOTTOM_H__
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#define __VOL_ATOMIC_DEV_BOTTOM_H__
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#include "../cas_cache.h"
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enum atomic_metadata_mode {
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ATOMIC_METADATA_MODE_ELBA,
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ATOMIC_METADATA_MODE_SEPBUF,
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ATOMIC_METADATA_MODE_NONE,
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};
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struct atomic_dev_params {
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unsigned int nsid;
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uint64_t size;
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enum atomic_metadata_mode metadata_mode;
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unsigned is_mode_optimal : 1;
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/* IMPORTANT: If this field is 0, the other fields are invalid! */
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unsigned is_atomic_capable : 1;
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};
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int atomic_dev_init(void);
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void atomic_dev_deinit(void);
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#endif /* __VOL_ATOMIC_DEV_BOTTOM_H__ */
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