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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 | |
9 | * or http://www.opensolaris.org/os/licensing. | |
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. | |
a1d477c2 | 23 | * Copyright (c) 2015 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> | |
31 | ||
32 | #ifdef __cplusplus | |
33 | extern "C" { | |
34 | #endif | |
35 | ||
36 | struct dmu_buf; | |
37 | struct dsl_dataset; | |
38 | ||
39 | typedef struct dsl_deadlist_phys { | |
40 | uint64_t dl_used; | |
41 | uint64_t dl_comp; | |
42 | uint64_t dl_uncomp; | |
43 | uint64_t dl_pad[37]; /* pad out to 320b for future expansion */ | |
44 | } dsl_deadlist_phys_t; | |
45 | ||
46 | typedef struct dsl_deadlist { | |
47 | objset_t *dl_os; | |
48 | uint64_t dl_object; | |
49 | avl_tree_t dl_tree; | |
50 | boolean_t dl_havetree; | |
51 | struct dmu_buf *dl_dbuf; | |
52 | dsl_deadlist_phys_t *dl_phys; | |
53 | kmutex_t dl_lock; | |
54 | ||
55 | /* if it's the old on-disk format: */ | |
56 | bpobj_t dl_bpobj; | |
57 | boolean_t dl_oldfmt; | |
58 | } dsl_deadlist_t; | |
59 | ||
60 | typedef struct dsl_deadlist_entry { | |
61 | avl_node_t dle_node; | |
62 | uint64_t dle_mintxg; | |
63 | bpobj_t dle_bpobj; | |
64 | } dsl_deadlist_entry_t; | |
65 | ||
66 | void dsl_deadlist_open(dsl_deadlist_t *dl, objset_t *os, uint64_t object); | |
67 | void dsl_deadlist_close(dsl_deadlist_t *dl); | |
68 | uint64_t dsl_deadlist_alloc(objset_t *os, dmu_tx_t *tx); | |
69 | void dsl_deadlist_free(objset_t *os, uint64_t dlobj, dmu_tx_t *tx); | |
70 | void dsl_deadlist_insert(dsl_deadlist_t *dl, const blkptr_t *bp, dmu_tx_t *tx); | |
71 | void dsl_deadlist_add_key(dsl_deadlist_t *dl, uint64_t mintxg, dmu_tx_t *tx); | |
72 | void dsl_deadlist_remove_key(dsl_deadlist_t *dl, uint64_t mintxg, dmu_tx_t *tx); | |
73 | uint64_t dsl_deadlist_clone(dsl_deadlist_t *dl, uint64_t maxtxg, | |
74 | uint64_t mrs_obj, dmu_tx_t *tx); | |
75 | void dsl_deadlist_space(dsl_deadlist_t *dl, | |
76 | uint64_t *usedp, uint64_t *compp, uint64_t *uncompp); | |
77 | void dsl_deadlist_space_range(dsl_deadlist_t *dl, | |
78 | uint64_t mintxg, uint64_t maxtxg, | |
79 | uint64_t *usedp, uint64_t *compp, uint64_t *uncompp); | |
80 | void dsl_deadlist_merge(dsl_deadlist_t *dl, uint64_t obj, dmu_tx_t *tx); | |
81 | void dsl_deadlist_move_bpobj(dsl_deadlist_t *dl, bpobj_t *bpo, uint64_t mintxg, | |
82 | dmu_tx_t *tx); | |
a1d477c2 | 83 | boolean_t dsl_deadlist_is_open(dsl_deadlist_t *dl); |
428870ff BB |
84 | |
85 | #ifdef __cplusplus | |
86 | } | |
87 | #endif | |
88 | ||
89 | #endif /* _SYS_DSL_DEADLIST_H */ |