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1d3ba0bf01
The commit replaces all findings of the link: http://www.opensolaris.org/os/licensing with this one: https://opensource.org/licenses/CDDL-1.0 Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Signed-off-by: Tino Reichardt <milky-zfs@mcmilk.de> Closes #13619
129 lines
4.2 KiB
C
129 lines
4.2 KiB
C
/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License (the "License").
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* You may not use this file except in compliance with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or https://opensource.org/licenses/CDDL-1.0.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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* Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
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* Copyright (c) 2018, 2019 by Delphix. All rights reserved.
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*/
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#ifndef _SYS_DSL_DEADLIST_H
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#define _SYS_DSL_DEADLIST_H
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#include <sys/bpobj.h>
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#include <sys/zfs_context.h>
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#include <sys/zthr.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct dmu_buf;
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struct dsl_pool;
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struct dsl_dataset;
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typedef struct dsl_deadlist_phys {
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uint64_t dl_used;
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uint64_t dl_comp;
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uint64_t dl_uncomp;
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uint64_t dl_pad[37]; /* pad out to 320b for future expansion */
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} dsl_deadlist_phys_t;
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typedef struct dsl_deadlist {
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objset_t *dl_os;
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uint64_t dl_object;
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avl_tree_t dl_tree; /* contains dsl_deadlist_entry_t */
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avl_tree_t dl_cache; /* contains dsl_deadlist_cache_entry_t */
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boolean_t dl_havetree;
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boolean_t dl_havecache;
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struct dmu_buf *dl_dbuf;
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dsl_deadlist_phys_t *dl_phys;
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kmutex_t dl_lock;
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/* if it's the old on-disk format: */
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bpobj_t dl_bpobj;
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boolean_t dl_oldfmt;
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} dsl_deadlist_t;
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typedef struct dsl_deadlist_cache_entry {
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avl_node_t dlce_node;
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uint64_t dlce_mintxg;
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uint64_t dlce_bpobj;
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uint64_t dlce_bytes;
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uint64_t dlce_comp;
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uint64_t dlce_uncomp;
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} dsl_deadlist_cache_entry_t;
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typedef struct dsl_deadlist_entry {
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avl_node_t dle_node;
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uint64_t dle_mintxg;
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bpobj_t dle_bpobj;
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} dsl_deadlist_entry_t;
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typedef struct livelist_condense_entry {
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struct dsl_dataset *ds;
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dsl_deadlist_entry_t *first;
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dsl_deadlist_entry_t *next;
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boolean_t syncing;
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boolean_t cancelled;
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} livelist_condense_entry_t;
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extern unsigned long zfs_livelist_max_entries;
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extern int zfs_livelist_min_percent_shared;
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typedef int deadlist_iter_t(void *args, dsl_deadlist_entry_t *dle);
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void dsl_deadlist_open(dsl_deadlist_t *dl, objset_t *os, uint64_t object);
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void dsl_deadlist_close(dsl_deadlist_t *dl);
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void dsl_deadlist_iterate(dsl_deadlist_t *dl, deadlist_iter_t func, void *arg);
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uint64_t dsl_deadlist_alloc(objset_t *os, dmu_tx_t *tx);
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void dsl_deadlist_free(objset_t *os, uint64_t dlobj, dmu_tx_t *tx);
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void dsl_deadlist_insert(dsl_deadlist_t *dl, const blkptr_t *bp,
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boolean_t free, dmu_tx_t *tx);
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int dsl_deadlist_insert_alloc_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx);
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int dsl_deadlist_insert_free_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx);
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void dsl_deadlist_add_key(dsl_deadlist_t *dl, uint64_t mintxg, dmu_tx_t *tx);
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void dsl_deadlist_remove_key(dsl_deadlist_t *dl, uint64_t mintxg, dmu_tx_t *tx);
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void dsl_deadlist_remove_entry(dsl_deadlist_t *dl, uint64_t mintxg,
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dmu_tx_t *tx);
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dsl_deadlist_entry_t *dsl_deadlist_first(dsl_deadlist_t *dl);
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dsl_deadlist_entry_t *dsl_deadlist_last(dsl_deadlist_t *dl);
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uint64_t dsl_deadlist_clone(dsl_deadlist_t *dl, uint64_t maxtxg,
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uint64_t mrs_obj, dmu_tx_t *tx);
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void dsl_deadlist_space(dsl_deadlist_t *dl,
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uint64_t *usedp, uint64_t *compp, uint64_t *uncompp);
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void dsl_deadlist_space_range(dsl_deadlist_t *dl,
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uint64_t mintxg, uint64_t maxtxg,
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uint64_t *usedp, uint64_t *compp, uint64_t *uncompp);
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void dsl_deadlist_merge(dsl_deadlist_t *dl, uint64_t obj, dmu_tx_t *tx);
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void dsl_deadlist_move_bpobj(dsl_deadlist_t *dl, bpobj_t *bpo, uint64_t mintxg,
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dmu_tx_t *tx);
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boolean_t dsl_deadlist_is_open(dsl_deadlist_t *dl);
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int dsl_process_sub_livelist(bpobj_t *bpobj, struct bplist *to_free,
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zthr_t *t, uint64_t *size);
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void dsl_deadlist_clear_entry(dsl_deadlist_entry_t *dle, dsl_deadlist_t *dl,
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dmu_tx_t *tx);
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void dsl_deadlist_discard_tree(dsl_deadlist_t *dl);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _SYS_DSL_DEADLIST_H */
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