projects / ceph.git / blame
| Commit | Line | Data |
|---|---|---|
| 7c673cae FG |
1 | /*- |
| 2 | * BSD LICENSE | |
| 3 | * | |
| 4 | * Copyright (c) Intel Corporation. | |
| 5 | * All rights reserved. | |
| 6 | * | |
| 7 | * Redistribution and use in source and binary forms, with or without | |
| 8 | * modification, are permitted provided that the following conditions | |
| 9 | * are met: | |
| 10 | * | |
| 11 | * * Redistributions of source code must retain the above copyright | |
| 12 | * notice, this list of conditions and the following disclaimer. | |
| 13 | * * Redistributions in binary form must reproduce the above copyright | |
| 14 | * notice, this list of conditions and the following disclaimer in | |
| 15 | * the documentation and/or other materials provided with the | |
| 16 | * distribution. | |
| 17 | * * Neither the name of Intel Corporation nor the names of its | |
| 18 | * contributors may be used to endorse or promote products derived | |
| 19 | * from this software without specific prior written permission. | |
| 20 | * | |
| 21 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 22 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 23 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 24 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 25 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 26 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 27 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 28 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 29 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 30 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 31 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 32 | */ | |
| 33 | ||
| 11fdf7f2 TL |
34 | #ifndef SPDK_VBDEV_ERROR_H |
| 35 | #define SPDK_VBDEV_ERROR_H | |
| 7c673cae | 36 | |
| 11fdf7f2 | 37 | #include "spdk/stdinc.h" |
| 7c673cae FG |
38 | #include "spdk/bdev.h" |
| 39 | ||
| 11fdf7f2 TL |
40 | enum vbdev_error_type { |
| 41 | VBDEV_IO_FAILURE = 1, | |
| 42 | VBDEV_IO_PENDING, | |
| 7c673cae FG |
43 | }; |
| 44 | ||
| 11fdf7f2 | 45 | typedef void (*spdk_delete_error_complete)(void *cb_arg, int bdeverrno); |
| 7c673cae | 46 | |
| 11fdf7f2 TL |
47 | /** |
| 48 | * Create a vbdev on the base bdev to inject error into it. | |
| 49 | * | |
| 50 | * \param base_bdev_name Name of the base bdev. | |
| 51 | * \return 0 on success or negative on failure. | |
| 52 | */ | |
| 53 | int spdk_vbdev_error_create(const char *base_bdev_name); | |
| 7c673cae | 54 | |
| 11fdf7f2 TL |
55 | /** |
| 56 | * Delete vbdev used to inject errors. | |
| 57 | * | |
| 58 | * \param bdev Pointer to error vbdev. | |
| 59 | * \param cb_fn Function to call after deletion. | |
| 60 | * \param cb_arg Arguments to pass to cb_fn. | |
| 61 | */ | |
| 62 | void spdk_vbdev_error_delete(struct spdk_bdev *vbdev, spdk_delete_error_complete cb_fn, | |
| 63 | void *cb_arg); | |
| 7c673cae | 64 | |
| 11fdf7f2 TL |
65 | /** |
| 66 | * Inject error to the base bdev. Users can specify which IO type error is injected, | |
| 67 | * what type of error is injected, and how many errors are injected. | |
| 68 | * | |
| 69 | * \param name Name of the base bdev into which error is injected. | |
| 70 | * \param io_type IO type into which error is injected. | |
| 71 | * \param error_num Count of injected errors | |
| 72 | */ | |
| 73 | int spdk_vbdev_inject_error(char *name, uint32_t io_type, uint32_t error_type, | |
| 74 | uint32_t error_num); | |
| 7c673cae | 75 | |
| 9f95a23c | 76 | #endif /* SPDK_VBDEV_ERROR_H */ |