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50acfb2b | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
fa60ce2c | 2 | /* |
a860f6eb GH |
3 | * filecheck.h |
4 | * | |
5 | * Online file check. | |
6 | * | |
7 | * Copyright (C) 2016 SuSE. All rights reserved. | |
a860f6eb GH |
8 | */ |
9 | ||
10 | ||
11 | #ifndef FILECHECK_H | |
12 | #define FILECHECK_H | |
13 | ||
14 | #include <linux/types.h> | |
15 | #include <linux/list.h> | |
16 | ||
17 | ||
18 | /* File check errno */ | |
19 | enum { | |
20 | OCFS2_FILECHECK_ERR_SUCCESS = 0, /* Success */ | |
21 | OCFS2_FILECHECK_ERR_FAILED = 1000, /* Other failure */ | |
22 | OCFS2_FILECHECK_ERR_INPROGRESS, /* In progress */ | |
23 | OCFS2_FILECHECK_ERR_READONLY, /* Read only */ | |
24 | OCFS2_FILECHECK_ERR_INJBD, /* Buffer in jbd */ | |
25 | OCFS2_FILECHECK_ERR_INVALIDINO, /* Invalid ino */ | |
26 | OCFS2_FILECHECK_ERR_BLOCKECC, /* Block ecc */ | |
27 | OCFS2_FILECHECK_ERR_BLOCKNO, /* Block number */ | |
28 | OCFS2_FILECHECK_ERR_VALIDFLAG, /* Inode valid flag */ | |
29 | OCFS2_FILECHECK_ERR_GENERATION, /* Inode generation */ | |
30 | OCFS2_FILECHECK_ERR_UNSUPPORTED /* Unsupported */ | |
31 | }; | |
32 | ||
33 | #define OCFS2_FILECHECK_ERR_START OCFS2_FILECHECK_ERR_FAILED | |
34 | #define OCFS2_FILECHECK_ERR_END OCFS2_FILECHECK_ERR_UNSUPPORTED | |
35 | ||
5ac94386 GH |
36 | struct ocfs2_filecheck { |
37 | struct list_head fc_head; /* File check entry list head */ | |
38 | spinlock_t fc_lock; | |
39 | unsigned int fc_max; /* Maximum number of entry in list */ | |
40 | unsigned int fc_size; /* Current entry count in list */ | |
41 | unsigned int fc_done; /* Finished entry count in list */ | |
42 | }; | |
43 | ||
5ac94386 GH |
44 | #define OCFS2_FILECHECK_MAXSIZE 100 |
45 | #define OCFS2_FILECHECK_MINSIZE 10 | |
46 | ||
47 | /* File check operation type */ | |
48 | enum { | |
49 | OCFS2_FILECHECK_TYPE_CHK = 0, /* Check a file(inode) */ | |
50 | OCFS2_FILECHECK_TYPE_FIX, /* Fix a file(inode) */ | |
51 | OCFS2_FILECHECK_TYPE_SET = 100 /* Set entry list maximum size */ | |
52 | }; | |
53 | ||
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54 | struct ocfs2_filecheck_sysfs_entry { /* sysfs entry per partition */ |
55 | struct kobject fs_kobj; | |
56 | struct completion fs_kobj_unregister; | |
57 | struct ocfs2_filecheck *fs_fcheck; | |
58 | }; | |
59 | ||
60 | ||
61 | int ocfs2_filecheck_create_sysfs(struct ocfs2_super *osb); | |
62 | void ocfs2_filecheck_remove_sysfs(struct ocfs2_super *osb); | |
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63 | |
64 | #endif /* FILECHECK_H */ |