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428870ff BB |
1 | /* |
2 | * CDDL HEADER START | |
3 | * | |
4 | * The contents of this file are subject to the terms of the | |
5 | * Common Development and Distribution License (the "License"). | |
6 | * You may not use this file except in compliance with the License. | |
7 | * | |
8 | * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE | |
1d3ba0bf | 9 | * or https://opensource.org/licenses/CDDL-1.0. |
428870ff BB |
10 | * See the License for the specific language governing permissions |
11 | * and limitations under the License. | |
12 | * | |
13 | * When distributing Covered Code, include this CDDL HEADER in each | |
14 | * file and include the License file at usr/src/OPENSOLARIS.LICENSE. | |
15 | * If applicable, add the following below this CDDL HEADER, with the | |
16 | * fields enclosed by brackets "[]" replaced with your own identifying | |
17 | * information: Portions Copyright [yyyy] [name of copyright owner] | |
18 | * | |
19 | * CDDL HEADER END | |
20 | */ | |
21 | /* | |
22 | * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved. | |
37f03da8 | 23 | * Copyright (c) 2018, 2019 by Delphix. All rights reserved. |
428870ff BB |
24 | */ |
25 | ||
26 | #ifndef _SYS_DSL_DEADLIST_H | |
27 | #define _SYS_DSL_DEADLIST_H | |
28 | ||
29 | #include <sys/bpobj.h> | |
30 | #include <sys/zfs_context.h> | |
37f03da8 | 31 | #include <sys/zthr.h> |
428870ff BB |
32 | |
33 | #ifdef __cplusplus | |
34 | extern "C" { | |
35 | #endif | |
36 | ||
37 | struct dmu_buf; | |
37f03da8 | 38 | struct dsl_pool; |
428870ff BB |
39 | struct dsl_dataset; |
40 | ||
41 | typedef struct dsl_deadlist_phys { | |
42 | uint64_t dl_used; | |
43 | uint64_t dl_comp; | |
44 | uint64_t dl_uncomp; | |
45 | uint64_t dl_pad[37]; /* pad out to 320b for future expansion */ | |
46 | } dsl_deadlist_phys_t; | |
47 | ||
48 | typedef struct dsl_deadlist { | |
49 | objset_t *dl_os; | |
50 | uint64_t dl_object; | |
325d288c MA |
51 | avl_tree_t dl_tree; /* contains dsl_deadlist_entry_t */ |
52 | avl_tree_t dl_cache; /* contains dsl_deadlist_cache_entry_t */ | |
428870ff | 53 | boolean_t dl_havetree; |
325d288c | 54 | boolean_t dl_havecache; |
428870ff BB |
55 | struct dmu_buf *dl_dbuf; |
56 | dsl_deadlist_phys_t *dl_phys; | |
57 | kmutex_t dl_lock; | |
58 | ||
59 | /* if it's the old on-disk format: */ | |
60 | bpobj_t dl_bpobj; | |
61 | boolean_t dl_oldfmt; | |
62 | } dsl_deadlist_t; | |
63 | ||
325d288c MA |
64 | typedef struct dsl_deadlist_cache_entry { |
65 | avl_node_t dlce_node; | |
66 | uint64_t dlce_mintxg; | |
67 | uint64_t dlce_bpobj; | |
68 | uint64_t dlce_bytes; | |
69 | uint64_t dlce_comp; | |
70 | uint64_t dlce_uncomp; | |
71 | } dsl_deadlist_cache_entry_t; | |
72 | ||
428870ff BB |
73 | typedef struct dsl_deadlist_entry { |
74 | avl_node_t dle_node; | |
75 | uint64_t dle_mintxg; | |
76 | bpobj_t dle_bpobj; | |
77 | } dsl_deadlist_entry_t; | |
78 | ||
37f03da8 SH |
79 | typedef struct livelist_condense_entry { |
80 | struct dsl_dataset *ds; | |
81 | dsl_deadlist_entry_t *first; | |
82 | dsl_deadlist_entry_t *next; | |
83 | boolean_t syncing; | |
84 | boolean_t cancelled; | |
85 | } livelist_condense_entry_t; | |
86 | ||
ab8d9c17 | 87 | extern uint64_t zfs_livelist_max_entries; |
37f03da8 SH |
88 | extern int zfs_livelist_min_percent_shared; |
89 | ||
90 | typedef int deadlist_iter_t(void *args, dsl_deadlist_entry_t *dle); | |
91 | ||
428870ff BB |
92 | void dsl_deadlist_open(dsl_deadlist_t *dl, objset_t *os, uint64_t object); |
93 | void dsl_deadlist_close(dsl_deadlist_t *dl); | |
37f03da8 | 94 | void dsl_deadlist_iterate(dsl_deadlist_t *dl, deadlist_iter_t func, void *arg); |
428870ff BB |
95 | uint64_t dsl_deadlist_alloc(objset_t *os, dmu_tx_t *tx); |
96 | void dsl_deadlist_free(objset_t *os, uint64_t dlobj, dmu_tx_t *tx); | |
37f03da8 SH |
97 | void dsl_deadlist_insert(dsl_deadlist_t *dl, const blkptr_t *bp, |
98 | boolean_t free, dmu_tx_t *tx); | |
99 | int dsl_deadlist_insert_alloc_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx); | |
100 | int dsl_deadlist_insert_free_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx); | |
428870ff BB |
101 | void dsl_deadlist_add_key(dsl_deadlist_t *dl, uint64_t mintxg, dmu_tx_t *tx); |
102 | void dsl_deadlist_remove_key(dsl_deadlist_t *dl, uint64_t mintxg, dmu_tx_t *tx); | |
37f03da8 SH |
103 | void dsl_deadlist_remove_entry(dsl_deadlist_t *dl, uint64_t mintxg, |
104 | dmu_tx_t *tx); | |
105 | dsl_deadlist_entry_t *dsl_deadlist_first(dsl_deadlist_t *dl); | |
106 | dsl_deadlist_entry_t *dsl_deadlist_last(dsl_deadlist_t *dl); | |
428870ff BB |
107 | uint64_t dsl_deadlist_clone(dsl_deadlist_t *dl, uint64_t maxtxg, |
108 | uint64_t mrs_obj, dmu_tx_t *tx); | |
109 | void dsl_deadlist_space(dsl_deadlist_t *dl, | |
110 | uint64_t *usedp, uint64_t *compp, uint64_t *uncompp); | |
111 | void dsl_deadlist_space_range(dsl_deadlist_t *dl, | |
112 | uint64_t mintxg, uint64_t maxtxg, | |
113 | uint64_t *usedp, uint64_t *compp, uint64_t *uncompp); | |
114 | void dsl_deadlist_merge(dsl_deadlist_t *dl, uint64_t obj, dmu_tx_t *tx); | |
115 | void dsl_deadlist_move_bpobj(dsl_deadlist_t *dl, bpobj_t *bpo, uint64_t mintxg, | |
116 | dmu_tx_t *tx); | |
a1d477c2 | 117 | boolean_t dsl_deadlist_is_open(dsl_deadlist_t *dl); |
37f03da8 SH |
118 | int dsl_process_sub_livelist(bpobj_t *bpobj, struct bplist *to_free, |
119 | zthr_t *t, uint64_t *size); | |
120 | void dsl_deadlist_clear_entry(dsl_deadlist_entry_t *dle, dsl_deadlist_t *dl, | |
121 | dmu_tx_t *tx); | |
325d288c | 122 | void dsl_deadlist_discard_tree(dsl_deadlist_t *dl); |
428870ff BB |
123 | |
124 | #ifdef __cplusplus | |
125 | } | |
126 | #endif | |
127 | ||
128 | #endif /* _SYS_DSL_DEADLIST_H */ |