]>
git.proxmox.com Git - mirror_ubuntu-bionic-kernel.git/blob - zfs/include/sys/dsl_deadlist.h
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.
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.
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]
22 * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
25 #ifndef _SYS_DSL_DEADLIST_H
26 #define _SYS_DSL_DEADLIST_H
28 #include <sys/bpobj.h>
29 #include <sys/zfs_context.h>
38 typedef struct dsl_deadlist_phys
{
42 uint64_t dl_pad
[37]; /* pad out to 320b for future expansion */
43 } dsl_deadlist_phys_t
;
45 typedef struct dsl_deadlist
{
49 boolean_t dl_havetree
;
50 struct dmu_buf
*dl_dbuf
;
51 dsl_deadlist_phys_t
*dl_phys
;
54 /* if it's the old on-disk format: */
59 typedef struct dsl_deadlist_entry
{
63 } dsl_deadlist_entry_t
;
65 void dsl_deadlist_open(dsl_deadlist_t
*dl
, objset_t
*os
, uint64_t object
);
66 void dsl_deadlist_close(dsl_deadlist_t
*dl
);
67 uint64_t dsl_deadlist_alloc(objset_t
*os
, dmu_tx_t
*tx
);
68 void dsl_deadlist_free(objset_t
*os
, uint64_t dlobj
, dmu_tx_t
*tx
);
69 void dsl_deadlist_insert(dsl_deadlist_t
*dl
, const blkptr_t
*bp
, dmu_tx_t
*tx
);
70 void dsl_deadlist_add_key(dsl_deadlist_t
*dl
, uint64_t mintxg
, dmu_tx_t
*tx
);
71 void dsl_deadlist_remove_key(dsl_deadlist_t
*dl
, uint64_t mintxg
, dmu_tx_t
*tx
);
72 uint64_t dsl_deadlist_clone(dsl_deadlist_t
*dl
, uint64_t maxtxg
,
73 uint64_t mrs_obj
, dmu_tx_t
*tx
);
74 void dsl_deadlist_space(dsl_deadlist_t
*dl
,
75 uint64_t *usedp
, uint64_t *compp
, uint64_t *uncompp
);
76 void dsl_deadlist_space_range(dsl_deadlist_t
*dl
,
77 uint64_t mintxg
, uint64_t maxtxg
,
78 uint64_t *usedp
, uint64_t *compp
, uint64_t *uncompp
);
79 void dsl_deadlist_merge(dsl_deadlist_t
*dl
, uint64_t obj
, dmu_tx_t
*tx
);
80 void dsl_deadlist_move_bpobj(dsl_deadlist_t
*dl
, bpobj_t
*bpo
, uint64_t mintxg
,
87 #endif /* _SYS_DSL_DEADLIST_H */