dsl_pool.h revision 3113f7cee6785cfe8d9e78c535cf9e2a79283275
fa9e4066f08beec538e775443c5be79dd423fcabahrens * CDDL HEADER START
fa9e4066f08beec538e775443c5be79dd423fcabahrens * The contents of this file are subject to the terms of the
ea8dc4b6d2251b437950c0056bc626b311c73c27eschrock * Common Development and Distribution License (the "License").
ea8dc4b6d2251b437950c0056bc626b311c73c27eschrock * You may not use this file except in compliance with the License.
fa9e4066f08beec538e775443c5be79dd423fcabahrens * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
fa9e4066f08beec538e775443c5be79dd423fcabahrens * See the License for the specific language governing permissions
fa9e4066f08beec538e775443c5be79dd423fcabahrens * and limitations under the License.
fa9e4066f08beec538e775443c5be79dd423fcabahrens * When distributing Covered Code, include this CDDL HEADER in each
fa9e4066f08beec538e775443c5be79dd423fcabahrens * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
fa9e4066f08beec538e775443c5be79dd423fcabahrens * If applicable, add the following below this CDDL HEADER, with the
fa9e4066f08beec538e775443c5be79dd423fcabahrens * fields enclosed by brackets "[]" replaced with your own identifying
fa9e4066f08beec538e775443c5be79dd423fcabahrens * information: Portions Copyright [yyyy] [name of copyright owner]
fa9e4066f08beec538e775443c5be79dd423fcabahrens * CDDL HEADER END
3113f7cee6785cfe8d9e78c535cf9e2a79283275George Wilson * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
fa9e4066f08beec538e775443c5be79dd423fcabahrensextern "C" {
88b7b0f29b20b808b9e06071885b1d6a3ddb6328Matthew Ahrens/* These macros are for indexing into the zfs_all_blkstats_t. */
88b7b0f29b20b808b9e06071885b1d6a3ddb6328Matthew Ahrenstypedef struct zfs_blkstat {
88b7b0f29b20b808b9e06071885b1d6a3ddb6328Matthew Ahrens zfs_blkstat_t zab_type[DN_MAX_LEVELS + 1][DMU_OT_TOTAL + 1];
fa9e4066f08beec538e775443c5be79dd423fcabahrenstypedef struct dsl_pool {
fa9e4066f08beec538e775443c5be79dd423fcabahrens /* Immutable */
fa9e4066f08beec538e775443c5be79dd423fcabahrens /* No lock needed - sync context only */
1ab7f2ded02e7a1bc3c73516eb27efa79bf2a2ffmaybee /* Uses dp_lock */
bbfd46c40e81c7d954cec28db66453ec5ab44613Jeff Bonwick kmutex_t dp_scrub_cancel_lock; /* protects dp_scrub_restart */
fa9e4066f08beec538e775443c5be79dd423fcabahrens /* Has its own locking */
fa9e4066f08beec538e775443c5be79dd423fcabahrens * Protects administrative changes (properties, namespace)
fa9e4066f08beec538e775443c5be79dd423fcabahrens * It is only held for write in syncing context. Therefore
fa9e4066f08beec538e775443c5be79dd423fcabahrens * syncing context does not need to ever have it for read, since
fa9e4066f08beec538e775443c5be79dd423fcabahrens * nobody else could possibly have it for write.
ea8dc4b6d2251b437950c0056bc626b311c73c27eschrockint dsl_pool_open(spa_t *spa, uint64_t txg, dsl_pool_t **dpp);
0a48a24e663a04e34e2ed4e55390ad96f178dbeatimhdsl_pool_t *dsl_pool_create(spa_t *spa, nvlist_t *zplprops, uint64_t txg);
b24ab6762772a3f6a89393947930c7fa61306783Jeff Bonwickvoid dsl_pool_sync_done(dsl_pool_t *dp, uint64_t txg);
fa9e4066f08beec538e775443c5be79dd423fcabahrensuint64_t dsl_pool_adjustedsize(dsl_pool_t *dp, boolean_t netfree);
468c413a79615e77179e8d98f22a7e513a8135bdTim Haleyuint64_t dsl_pool_adjustedfree(dsl_pool_t *dp, boolean_t netfree);
1ab7f2ded02e7a1bc3c73516eb27efa79bf2a2ffmaybeeint dsl_pool_tempreserve_space(dsl_pool_t *dp, uint64_t space, dmu_tx_t *tx);
1ab7f2ded02e7a1bc3c73516eb27efa79bf2a2ffmaybeevoid dsl_pool_tempreserve_clear(dsl_pool_t *dp, int64_t space, dmu_tx_t *tx);
1ab7f2ded02e7a1bc3c73516eb27efa79bf2a2ffmaybeevoid dsl_pool_willuse_space(dsl_pool_t *dp, int64_t space, dmu_tx_t *tx);
b24ab6762772a3f6a89393947930c7fa61306783Jeff Bonwickvoid dsl_free(dsl_pool_t *dp, uint64_t txg, const blkptr_t *bpp);
3113f7cee6785cfe8d9e78c535cf9e2a79283275George Wilsonvoid dsl_free_sync(zio_t *pio, dsl_pool_t *dp, uint64_t txg,
088f389458728c464569a5506b58070254fa4f7dahrensvoid dsl_pool_ds_destroyed(struct dsl_dataset *ds, struct dmu_tx *tx);
088f389458728c464569a5506b58070254fa4f7dahrensvoid dsl_pool_ds_snapshotted(struct dsl_dataset *ds, struct dmu_tx *tx);
88b7b0f29b20b808b9e06071885b1d6a3ddb6328Matthew Ahrensvoid dsl_pool_ds_clone_swapped(struct dsl_dataset *ds1, struct dsl_dataset *ds2,
088f389458728c464569a5506b58070254fa4f7dahrensvoid dsl_pool_create_origin(dsl_pool_t *dp, dmu_tx_t *tx);
088f389458728c464569a5506b58070254fa4f7dahrensvoid dsl_pool_upgrade_clones(dsl_pool_t *dp, dmu_tx_t *tx);
088f389458728c464569a5506b58070254fa4f7dahrensvoid dsl_pool_scrub_sync(dsl_pool_t *dp, dmu_tx_t *tx);
bbfd46c40e81c7d954cec28db66453ec5ab44613Jeff Bonwickvoid dsl_pool_scrub_ddt_entry(dsl_pool_t *dp, enum zio_checksum checksum,
ca45db4129beff691dc46576c328149443788af2Chris Kirbyextern int dsl_pool_user_hold(dsl_pool_t *dp, uint64_t dsobj,
ca45db4129beff691dc46576c328149443788af2Chris Kirbyextern int dsl_pool_user_release(dsl_pool_t *dp, uint64_t dsobj,
ca45db4129beff691dc46576c328149443788af2Chris Kirbyextern void dsl_pool_clean_tmp_userrefs(dsl_pool_t *dp);
fa9e4066f08beec538e775443c5be79dd423fcabahrens#endif /* _SYS_DSL_POOL_H */