Print this page
feature flags + bug fix
| Split |
Close |
| Expand all |
| Collapse all |
--- old/grub/include/grub/zfs/dmu.h
+++ new/grub/include/grub/zfs/dmu.h
1 1 /*
2 2 * GRUB -- GRand Unified Bootloader
3 3 * Copyright (C) 1999,2000,2001,2002,2003,2004 Free Software Foundation, Inc.
4 4 *
5 5 * GRUB is free software; you can redistribute it and/or modify
6 6 * it under the terms of the GNU General Public License as published by
7 7 * the Free Software Foundation; either version 3 of the License, or
8 8 * (at your option) any later version.
9 9 *
10 10 * GRUB is distributed in the hope that it will be useful,
11 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
|
↓ open down ↓ |
11 lines elided |
↑ open up ↑ |
12 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 13 * GNU General Public License for more details.
14 14 *
15 15 * You should have received a copy of the GNU General Public License
16 16 * along with GRUB. If not, see <http://www.gnu.org/licenses/>.
17 17 */
18 18 /*
19 19 * Copyright 2010 Sun Microsystems, Inc. All rights reserved.
20 20 * Use is subject to license terms.
21 21 */
22 +/*
23 + * Copyright 2012, Daniil Lunev
24 + */
22 25
23 26 #ifndef _SYS_DMU_H
24 27 #define _SYS_DMU_H
25 28
26 29 /*
27 30 * This file describes the interface that the DMU provides for its
28 31 * consumers.
29 32 *
30 33 * The DMU also interacts with the SPA. That interface is described in
31 34 * dmu_spa.h.
32 35 */
36 +
37 +#define B_FALSE 0
38 +#define B_TRUE 1
39 +
40 +#define DMU_OT_NEWTYPE 0x80
41 +#define DMU_OT_METADATA 0x40
42 +#define DMU_OT_BYTESWAP_MASK 0x3f
43 +
44 +#define DMU_OT(byteswap, metadata) \
45 + (DMU_OT_NEWTYPE | \
46 + ((metadata) ? DMU_OT_METADATA : 0) | \
47 + ((byteswap) & DMU_OT_BYTESWAP_MASK))
48 +
49 +#define DMU_OT_IS_VALID(ot) (((ot) & DMU_OT_NEWTYPE) ? \
50 + ((ot) & DMU_OT_BYTESWAP_MASK) < DMU_BSWAP_NUMFUNCS : \
51 + (ot) < DMU_OT_NUMTYPES)
52 +
53 +#define DMU_OT_IS_METADATA(ot) (((ot) & DMU_OT_NEWTYPE) ? \
54 + ((ot) & DMU_OT_METADATA) : \
55 + dmu_ot[(ot)].ot_metadata)
56 +
57 +typedef enum dmu_object_byteswap {
58 + DMU_BSWAP_UINT8,
59 + DMU_BSWAP_UINT16,
60 + DMU_BSWAP_UINT32,
61 + DMU_BSWAP_UINT64,
62 + DMU_BSWAP_ZAP,
63 + DMU_BSWAP_DNODE,
64 + DMU_BSWAP_OBJSET,
65 + DMU_BSWAP_ZNODE,
66 + DMU_BSWAP_OLDACL,
67 + DMU_BSWAP_ACL,
68 + DMU_BSWAP_NUMFUNCS
69 +} dmu_object_byteswap_t;
70 +
33 71 typedef enum dmu_object_type {
34 72 DMU_OT_NONE,
35 73 /* general: */
36 74 DMU_OT_OBJECT_DIRECTORY, /* ZAP */
37 75 DMU_OT_OBJECT_ARRAY, /* UINT64 */
38 76 DMU_OT_PACKED_NVLIST, /* UINT8 (XDR by nvlist_pack/unpack) */
39 77 DMU_OT_PACKED_NVLIST_SIZE, /* UINT64 */
40 78 DMU_OT_BPLIST, /* UINT64 */
41 79 DMU_OT_BPLIST_HDR, /* UINT64 */
42 80 /* spa: */
43 81 DMU_OT_SPACE_MAP_HEADER, /* UINT64 */
44 82 DMU_OT_SPACE_MAP, /* UINT64 */
45 83 /* zil: */
46 84 DMU_OT_INTENT_LOG, /* UINT64 */
47 85 /* dmu: */
48 86 DMU_OT_DNODE, /* DNODE */
49 87 DMU_OT_OBJSET, /* OBJSET */
50 88 /* dsl: */
51 89 DMU_OT_DSL_DIR, /* UINT64 */
52 90 DMU_OT_DSL_DIR_CHILD_MAP, /* ZAP */
53 91 DMU_OT_DSL_DS_SNAP_MAP, /* ZAP */
54 92 DMU_OT_DSL_PROPS, /* ZAP */
55 93 DMU_OT_DSL_DATASET, /* UINT64 */
56 94 /* zpl: */
57 95 DMU_OT_ZNODE, /* ZNODE */
58 96 DMU_OT_OLDACL, /* OLD ACL */
59 97 DMU_OT_PLAIN_FILE_CONTENTS, /* UINT8 */
60 98 DMU_OT_DIRECTORY_CONTENTS, /* ZAP */
61 99 DMU_OT_MASTER_NODE, /* ZAP */
62 100 DMU_OT_UNLINKED_SET, /* ZAP */
63 101 /* zvol: */
64 102 DMU_OT_ZVOL, /* UINT8 */
65 103 DMU_OT_ZVOL_PROP, /* ZAP */
66 104 /* other; for testing only! */
67 105 DMU_OT_PLAIN_OTHER, /* UINT8 */
68 106 DMU_OT_UINT64_OTHER, /* UINT64 */
69 107 DMU_OT_ZAP_OTHER, /* ZAP */
70 108 /* new object types: */
71 109 DMU_OT_ERROR_LOG, /* ZAP */
72 110 DMU_OT_SPA_HISTORY, /* UINT8 */
73 111 DMU_OT_SPA_HISTORY_OFFSETS, /* spa_his_phys_t */
74 112 DMU_OT_POOL_PROPS, /* ZAP */
75 113 DMU_OT_DSL_PERMS, /* ZAP */
76 114 DMU_OT_ACL, /* ACL */
77 115 DMU_OT_SYSACL, /* SYSACL */
78 116 DMU_OT_FUID, /* FUID table (Packed NVLIST UINT8) */
79 117 DMU_OT_FUID_SIZE, /* FUID table size UINT64 */
80 118 DMU_OT_NEXT_CLONES, /* ZAP */
81 119 DMU_OT_SCRUB_QUEUE, /* ZAP */
|
↓ open down ↓ |
39 lines elided |
↑ open up ↑ |
82 120 DMU_OT_USERGROUP_USED, /* ZAP */
83 121 DMU_OT_USERGROUP_QUOTA, /* ZAP */
84 122 DMU_OT_USERREFS, /* ZAP */
85 123 DMU_OT_DDT_ZAP, /* ZAP */
86 124 DMU_OT_DDT_STATS, /* ZAP */
87 125 DMU_OT_SA, /* System attr */
88 126 DMU_OT_SA_MASTER_NODE, /* ZAP */
89 127 DMU_OT_SA_ATTR_REGISTRATION, /* ZAP */
90 128 DMU_OT_SA_ATTR_LAYOUTS, /* ZAP */
91 129 DMU_OT_DSL_KEYCHAIN = 54,
92 - DMU_OT_NUMTYPES
130 + DMU_OT_NUMTYPES,
131 +
132 + DMU_OTN_ZAP_METADATA = DMU_OT(DMU_BSWAP_ZAP, B_TRUE),
93 133 } dmu_object_type_t;
94 134
95 135 typedef enum dmu_objset_type {
96 136 DMU_OST_NONE,
97 137 DMU_OST_META,
98 138 DMU_OST_ZFS,
99 139 DMU_OST_ZVOL,
100 140 DMU_OST_OTHER, /* For testing only! */
101 141 DMU_OST_ANY, /* Be careful! */
102 142 DMU_OST_NUMTYPES
103 143 } dmu_objset_type_t;
104 144
105 145 /*
106 146 * The names of zap entries in the DIRECTORY_OBJECT of the MOS.
107 147 */
108 148 #define DMU_POOL_DIRECTORY_OBJECT 1
|
↓ open down ↓ |
6 lines elided |
↑ open up ↑ |
109 149 #define DMU_POOL_CONFIG "config"
110 150 #define DMU_POOL_ROOT_DATASET "root_dataset"
111 151 #define DMU_POOL_SYNC_BPLIST "sync_bplist"
112 152 #define DMU_POOL_ERRLOG_SCRUB "errlog_scrub"
113 153 #define DMU_POOL_ERRLOG_LAST "errlog_last"
114 154 #define DMU_POOL_SPARES "spares"
115 155 #define DMU_POOL_DEFLATE "deflate"
116 156 #define DMU_POOL_HISTORY "history"
117 157 #define DMU_POOL_PROPS "pool_props"
118 158 #define DMU_POOL_L2CACHE "l2cache"
159 +#define DMU_POOL_FEATURES_FOR_READ "features_for_read"
119 160
120 161 #endif /* _SYS_DMU_H */
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX