engines/libblkio: Add option libblkio_force_enable_completion_eventfd
[fio.git] / oslib / blkzoned.h
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1/*
2 * Copyright (C) 2020 Western Digital Corporation or its affiliates.
3 *
4 * This file is released under the GPL.
5 */
6#ifndef FIO_BLKZONED_H
7#define FIO_BLKZONED_H
8
9#include "zbd_types.h"
10
11#ifdef CONFIG_HAS_BLKZONED
12extern int blkzoned_get_zoned_model(struct thread_data *td,
13 struct fio_file *f, enum zbd_zoned_model *model);
14extern int blkzoned_report_zones(struct thread_data *td,
15 struct fio_file *f, uint64_t offset,
16 struct zbd_zone *zones, unsigned int nr_zones);
17extern int blkzoned_reset_wp(struct thread_data *td, struct fio_file *f,
18 uint64_t offset, uint64_t length);
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19extern int blkzoned_get_max_open_zones(struct thread_data *td, struct fio_file *f,
20 unsigned int *max_open_zones);
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21extern int blkzoned_finish_zone(struct thread_data *td, struct fio_file *f,
22 uint64_t offset, uint64_t length);
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23#else
24/*
25 * Define stubs for systems that do not have zoned block device support.
26 */
27static inline int blkzoned_get_zoned_model(struct thread_data *td,
28 struct fio_file *f, enum zbd_zoned_model *model)
29{
30 /*
31 * If this is a block device file, allow zbd emulation.
32 */
33 if (f->filetype == FIO_TYPE_BLOCK) {
34 *model = ZBD_NONE;
35 return 0;
36 }
37
38 return -ENODEV;
39}
40static inline int blkzoned_report_zones(struct thread_data *td,
41 struct fio_file *f, uint64_t offset,
42 struct zbd_zone *zones, unsigned int nr_zones)
43{
44 return -EIO;
45}
46static inline int blkzoned_reset_wp(struct thread_data *td, struct fio_file *f,
47 uint64_t offset, uint64_t length)
48{
49 return -EIO;
50}
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51static inline int blkzoned_get_max_open_zones(struct thread_data *td, struct fio_file *f,
52 unsigned int *max_open_zones)
53{
54 return -EIO;
55}
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56static inline int blkzoned_finish_zone(struct thread_data *td,
57 struct fio_file *f,
58 uint64_t offset, uint64_t length)
59{
60 return -EIO;
61}
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62#endif
63
64#endif /* FIO_BLKZONED_H */