1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
|
/*
Copyright (c) 2012-2014 DataLab, s.l. <http://www.datalab.es>
This file is part of GlusterFS.
This file is licensed to you under your choice of the GNU Lesser
General Public License, version 3 or any later version (LGPLv3 or
later), or the GNU General Public License, version 2 (GPLv2), in all
cases as published by the Free Software Foundation.
*/
#ifndef __EC_COMMON_H__
#define __EC_COMMON_H__
#include "xlator.h"
#include "ec-data.h"
typedef enum {
EC_DATA_TXN,
EC_METADATA_TXN
} ec_txn_t;
#define EC_FOP_HEAL -1
#define EC_FOP_FHEAL -2
#define EC_CONFIG_VERSION 0
#define EC_CONFIG_ALGORITHM 0
#define EC_FLAG_LOCK_SHARED 0x0001
#define EC_FLAG_WAITING_XATTROP 0x0001
#define EC_FLAG_WAITING_DATA_DIRTY 0x0002
#define EC_FLAG_WAITING_METADATA_DIRTY 0x0004
#define EC_SELFHEAL_BIT 62
#define EC_MINIMUM_ONE -1
#define EC_MINIMUM_MIN -2
#define EC_MINIMUM_ALL -3
#define EC_UPDATE_DATA 1
#define EC_UPDATE_META 2
#define EC_QUERY_INFO 4
#define EC_INODE_SIZE 8
#define EC_STATE_START 0
#define EC_STATE_END 0
#define EC_STATE_INIT 1
#define EC_STATE_LOCK 2
#define EC_STATE_DISPATCH 3
#define EC_STATE_PREPARE_ANSWER 4
#define EC_STATE_REPORT 5
#define EC_STATE_LOCK_REUSE 6
#define EC_STATE_UNLOCK 7
#define EC_STATE_DELAYED_START 100
#define EC_STATE_HEAL_ENTRY_LOOKUP 200
#define EC_STATE_HEAL_ENTRY_PREPARE 201
#define EC_STATE_HEAL_PRE_INODELK_LOCK 202
#define EC_STATE_HEAL_PRE_INODE_LOOKUP 203
#define EC_STATE_HEAL_XATTRIBUTES_REMOVE 204
#define EC_STATE_HEAL_XATTRIBUTES_SET 205
#define EC_STATE_HEAL_ATTRIBUTES 206
#define EC_STATE_HEAL_OPEN 207
#define EC_STATE_HEAL_REOPEN_FD 208
#define EC_STATE_HEAL_UNLOCK 209
#define EC_STATE_HEAL_UNLOCK_ENTRY 210
#define EC_STATE_HEAL_DATA_LOCK 211
#define EC_STATE_HEAL_DATA_COPY 212
#define EC_STATE_HEAL_DATA_UNLOCK 213
#define EC_STATE_HEAL_POST_INODELK_LOCK 214
#define EC_STATE_HEAL_POST_INODE_LOOKUP 215
#define EC_STATE_HEAL_SETATTR 216
#define EC_STATE_HEAL_POST_INODELK_UNLOCK 217
#define EC_STATE_HEAL_DISPATCH 218
gf_boolean_t ec_dispatch_one_retry (ec_fop_data_t *fop, ec_cbk_data_t **cbk);
void ec_dispatch_next(ec_fop_data_t * fop, uint32_t idx);
void ec_complete(ec_fop_data_t *fop);
void ec_update_good(ec_fop_data_t *fop, uintptr_t good);
void ec_fop_set_error(ec_fop_data_t *fop, int32_t error);
void __ec_fop_set_error(ec_fop_data_t *fop, int32_t error);
ec_cbk_data_t *
ec_fop_prepare_answer(ec_fop_data_t *fop, gf_boolean_t ro);
gf_boolean_t
ec_cbk_set_error(ec_cbk_data_t *cbk, int32_t error, gf_boolean_t ro);
void ec_lock_prepare_inode(ec_fop_data_t *fop, loc_t *loc, uint32_t flags,
off_t fl_start, size_t fl_size);
void ec_lock_prepare_parent_inode(ec_fop_data_t *fop, loc_t *loc, loc_t *base,
uint32_t flags);
void ec_lock_prepare_fd(ec_fop_data_t *fop, fd_t *fd, uint32_t flags,
off_t fl_start, size_t fl_size);
void ec_lock(ec_fop_data_t * fop);
void ec_lock_reuse(ec_fop_data_t *fop);
void ec_unlock(ec_fop_data_t * fop);
gf_boolean_t ec_get_inode_size(ec_fop_data_t *fop, inode_t *inode,
uint64_t *size);
gf_boolean_t __ec_get_inode_size(ec_fop_data_t *fop, inode_t *inode,
uint64_t *size);
gf_boolean_t ec_set_inode_size(ec_fop_data_t *fop, inode_t *inode,
uint64_t size);
gf_boolean_t __ec_set_inode_size(ec_fop_data_t *fop, inode_t *inode,
uint64_t size);
void ec_clear_inode_info(ec_fop_data_t *fop, inode_t *inode);
void ec_flush_size_version(ec_fop_data_t * fop);
void ec_dispatch_all(ec_fop_data_t * fop);
void ec_dispatch_inc(ec_fop_data_t * fop);
void ec_dispatch_min(ec_fop_data_t * fop);
void ec_dispatch_one(ec_fop_data_t * fop);
void ec_sleep(ec_fop_data_t *fop);
void ec_resume(ec_fop_data_t * fop, int32_t error);
void ec_resume_parent(ec_fop_data_t * fop, int32_t error);
void ec_manager(ec_fop_data_t * fop, int32_t error);
gf_boolean_t ec_is_recoverable_error (int32_t op_errno);
void ec_handle_healers_done (ec_fop_data_t *fop);
int32_t
ec_heal_inspect (call_frame_t *frame, ec_t *ec,
inode_t *inode, unsigned char *locked_on,
gf_boolean_t self_locked, gf_boolean_t thorough,
ec_heal_need_t *need_heal);
int32_t
ec_get_heal_info (xlator_t *this, loc_t *loc, dict_t **dict);
#endif /* __EC_COMMON_H__ */
|
