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git01.mediatek.com / filogic / uboot / 1f1e6f5ed652d2dddc3ddef09b6f7fa04fc75533 / . / include / zfs / dmu.h
blob: f07a1e3a8c5a134265dae1222251360d824db9ba [file] [log] [blame]
Jorgen Lundman9b4a1f92012-07-19 20:48:25 +0000[diff] [blame]1/*
2 * GRUB -- GRand Unified Bootloader
3 * Copyright (C) 1999,2000,2001,2002,2003,2004 Free Software Foundation, Inc.
4 *
Wolfgang Denkd79de1d2013-07-08 09:37:19 +0200[diff] [blame]5 * SPDX-License-Identifier: GPL-2.0+
Jorgen Lundman9b4a1f92012-07-19 20:48:25 +0000[diff] [blame]6 */
7/*
8 * Copyright 2010 Sun Microsystems, Inc. All rights reserved.
9 * Use is subject to license terms.
10 */
11
12#ifndef _SYS_DMU_H
13#define _SYS_DMU_H
14
15/*
16 * This file describes the interface that the DMU provides for its
17 * consumers.
18 *
19 * The DMU also interacts with the SPA. That interface is described in
20 * dmu_spa.h.
21 */
22typedef enum dmu_object_type {
23 DMU_OT_NONE,
24 /* general: */
25 DMU_OT_OBJECT_DIRECTORY, /* ZAP */
26 DMU_OT_OBJECT_ARRAY, /* UINT64 */
27 DMU_OT_PACKED_NVLIST, /* UINT8 (XDR by nvlist_pack/unpack) */
28 DMU_OT_PACKED_NVLIST_SIZE, /* UINT64 */
29 DMU_OT_BPLIST, /* UINT64 */
30 DMU_OT_BPLIST_HDR, /* UINT64 */
31 /* spa: */
32 DMU_OT_SPACE_MAP_HEADER, /* UINT64 */
33 DMU_OT_SPACE_MAP, /* UINT64 */
34 /* zil: */
35 DMU_OT_INTENT_LOG, /* UINT64 */
36 /* dmu: */
37 DMU_OT_DNODE, /* DNODE */
38 DMU_OT_OBJSET, /* OBJSET */
39 /* dsl: */
40 DMU_OT_DSL_DIR, /* UINT64 */
41 DMU_OT_DSL_DIR_CHILD_MAP, /* ZAP */
42 DMU_OT_DSL_DS_SNAP_MAP, /* ZAP */
43 DMU_OT_DSL_PROPS, /* ZAP */
44 DMU_OT_DSL_DATASET, /* UINT64 */
45 /* zpl: */
46 DMU_OT_ZNODE, /* ZNODE */
47 DMU_OT_OLDACL, /* OLD ACL */
48 DMU_OT_PLAIN_FILE_CONTENTS, /* UINT8 */
49 DMU_OT_DIRECTORY_CONTENTS, /* ZAP */
50 DMU_OT_MASTER_NODE, /* ZAP */
51 DMU_OT_UNLINKED_SET, /* ZAP */
52 /* zvol: */
53 DMU_OT_ZVOL, /* UINT8 */
54 DMU_OT_ZVOL_PROP, /* ZAP */
55 /* other; for testing only! */
56 DMU_OT_PLAIN_OTHER, /* UINT8 */
57 DMU_OT_UINT64_OTHER, /* UINT64 */
58 DMU_OT_ZAP_OTHER, /* ZAP */
59 /* new object types: */
60 DMU_OT_ERROR_LOG, /* ZAP */
61 DMU_OT_SPA_HISTORY, /* UINT8 */
62 DMU_OT_SPA_HISTORY_OFFSETS, /* spa_his_phys_t */
63 DMU_OT_POOL_PROPS, /* ZAP */
64 DMU_OT_DSL_PERMS, /* ZAP */
65 DMU_OT_ACL, /* ACL */
66 DMU_OT_SYSACL, /* SYSACL */
67 DMU_OT_FUID, /* FUID table (Packed NVLIST UINT8) */
68 DMU_OT_FUID_SIZE, /* FUID table size UINT64 */
69 DMU_OT_NEXT_CLONES, /* ZAP */
70 DMU_OT_SCRUB_QUEUE, /* ZAP */
71 DMU_OT_USERGROUP_USED, /* ZAP */
72 DMU_OT_USERGROUP_QUOTA, /* ZAP */
73 DMU_OT_USERREFS, /* ZAP */
74 DMU_OT_DDT_ZAP, /* ZAP */
75 DMU_OT_DDT_STATS, /* ZAP */
76 DMU_OT_SA, /* System attr */
77 DMU_OT_SA_MASTER_NODE, /* ZAP */
78 DMU_OT_SA_ATTR_REGISTRATION, /* ZAP */
79 DMU_OT_SA_ATTR_LAYOUTS, /* ZAP */
80 DMU_OT_NUMTYPES
81} dmu_object_type_t;
82
83typedef enum dmu_objset_type {
84 DMU_OST_NONE,
85 DMU_OST_META,
86 DMU_OST_ZFS,
87 DMU_OST_ZVOL,
88 DMU_OST_OTHER, /* For testing only! */
89 DMU_OST_ANY, /* Be careful! */
90 DMU_OST_NUMTYPES
91} dmu_objset_type_t;
92
93/*
94 * The names of zap entries in the DIRECTORY_OBJECT of the MOS.
95 */
96#define DMU_POOL_DIRECTORY_OBJECT 1
97#define DMU_POOL_CONFIG "config"
98#define DMU_POOL_ROOT_DATASET "root_dataset"
99#define DMU_POOL_SYNC_BPLIST "sync_bplist"
100#define DMU_POOL_ERRLOG_SCRUB "errlog_scrub"
101#define DMU_POOL_ERRLOG_LAST "errlog_last"
102#define DMU_POOL_SPARES "spares"
103#define DMU_POOL_DEFLATE "deflate"
104#define DMU_POOL_HISTORY "history"
105#define DMU_POOL_PROPS "pool_props"
106#define DMU_POOL_L2CACHE "l2cache"
107
108#endif /* _SYS_DMU_H */