f22da1cde7
Change license to BSD-3-Clause Signed-off-by: Rafal Stefanowski <rafal.stefanowski@intel.com>
58 lines
1.2 KiB
C
58 lines
1.2 KiB
C
/*
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* Copyright(c) 2012-2021 Intel Corporation
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef __OCF_IO_PRIV_H__
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#define __OCF_IO_PRIV_H__
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#include "ocf/ocf.h"
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#include "utils/utils_io_allocator.h"
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struct ocf_io_meta {
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ocf_volume_t volume;
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const struct ocf_io_ops *ops;
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env_atomic ref_count;
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struct ocf_request *req;
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};
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struct ocf_io_internal {
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struct ocf_io_meta meta;
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struct ocf_io io;
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};
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static inline struct ocf_io_internal *ocf_io_get_internal(struct ocf_io* io)
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{
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return container_of(io, struct ocf_io_internal, io);
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}
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int ocf_io_allocator_init(ocf_io_allocator_t allocator, ocf_io_allocator_type_t type,
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uint32_t priv_size, const char *name);
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struct ocf_io *ocf_io_new(ocf_volume_t volume, ocf_queue_t queue,
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uint64_t addr, uint32_t bytes, uint32_t dir,
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uint32_t io_class, uint64_t flags);
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static inline void ocf_io_start(struct ocf_io *io)
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{
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/*
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* We want to call start() callback only once, so after calling
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* we set it to NULL to prevent multiple calls.
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*/
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if (io->start) {
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io->start(io);
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io->start = NULL;
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}
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}
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static inline void ocf_io_end(struct ocf_io *io, int error)
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{
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if (io->end)
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io->end(io, error);
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}
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#endif /* __OCF_IO_PRIV_H__ */
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