diff options
Diffstat (limited to 'sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/dsl_pool.h')
-rw-r--r-- | sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/dsl_pool.h | 191 |
1 files changed, 0 insertions, 191 deletions
diff --git a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/dsl_pool.h b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/dsl_pool.h deleted file mode 100644 index 7dce64bfd40b..000000000000 --- a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/dsl_pool.h +++ /dev/null @@ -1,191 +0,0 @@ -/* - * CDDL HEADER START - * - * The contents of this file are subject to the terms of the - * Common Development and Distribution License (the "License"). - * You may not use this file except in compliance with the License. - * - * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE - * or http://www.opensolaris.org/os/licensing. - * See the License for the specific language governing permissions - * and limitations under the License. - * - * When distributing Covered Code, include this CDDL HEADER in each - * file and include the License file at usr/src/OPENSOLARIS.LICENSE. - * If applicable, add the following below this CDDL HEADER, with the - * fields enclosed by brackets "[]" replaced with your own identifying - * information: Portions Copyright [yyyy] [name of copyright owner] - * - * CDDL HEADER END - */ -/* - * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. - * Copyright (c) 2013, 2017 by Delphix. All rights reserved. - * Copyright 2016 Nexenta Systems, Inc. All rights reserved. - */ - -#ifndef _SYS_DSL_POOL_H -#define _SYS_DSL_POOL_H - -#include <sys/spa.h> -#include <sys/txg.h> -#include <sys/txg_impl.h> -#include <sys/zfs_context.h> -#include <sys/zio.h> -#include <sys/dnode.h> -#include <sys/ddt.h> -#include <sys/arc.h> -#include <sys/bpobj.h> -#include <sys/bptree.h> -#include <sys/rrwlock.h> -#include <sys/dsl_synctask.h> -#include <sys/mmp.h> - -#ifdef __cplusplus -extern "C" { -#endif - -struct objset; -struct dsl_dir; -struct dsl_dataset; -struct dsl_pool; -struct dmu_tx; -struct dsl_scan; - -extern uint64_t zfs_dirty_data_max; -extern uint64_t zfs_dirty_data_max_max; -extern uint64_t zfs_dirty_data_sync_pct; -extern int zfs_dirty_data_max_percent; -extern int zfs_delay_min_dirty_percent; -extern uint64_t zfs_delay_scale; - -/* These macros are for indexing into the zfs_all_blkstats_t. */ -#define DMU_OT_DEFERRED DMU_OT_NONE -#define DMU_OT_OTHER DMU_OT_NUMTYPES /* place holder for DMU_OT() types */ -#define DMU_OT_TOTAL (DMU_OT_NUMTYPES + 1) - -typedef struct zfs_blkstat { - uint64_t zb_count; - uint64_t zb_asize; - uint64_t zb_lsize; - uint64_t zb_psize; - uint64_t zb_gangs; - uint64_t zb_ditto_2_of_2_samevdev; - uint64_t zb_ditto_2_of_3_samevdev; - uint64_t zb_ditto_3_of_3_samevdev; -} zfs_blkstat_t; - -typedef struct zfs_all_blkstats { - zfs_blkstat_t zab_type[DN_MAX_LEVELS + 1][DMU_OT_TOTAL + 1]; - kmutex_t zab_lock; -} zfs_all_blkstats_t; - - -typedef struct dsl_pool { - /* Immutable */ - spa_t *dp_spa; - struct objset *dp_meta_objset; - struct dsl_dir *dp_root_dir; - struct dsl_dir *dp_mos_dir; - struct dsl_dir *dp_free_dir; - struct dsl_dir *dp_leak_dir; - struct dsl_dataset *dp_origin_snap; - uint64_t dp_root_dir_obj; - struct taskq *dp_vnrele_taskq; - - /* No lock needed - sync context only */ - blkptr_t dp_meta_rootbp; - uint64_t dp_tmp_userrefs_obj; - bpobj_t dp_free_bpobj; - uint64_t dp_bptree_obj; - uint64_t dp_empty_bpobj; - bpobj_t dp_obsolete_bpobj; - - struct dsl_scan *dp_scan; - - /* Uses dp_lock */ - kmutex_t dp_lock; - kcondvar_t dp_spaceavail_cv; - uint64_t dp_dirty_pertxg[TXG_SIZE]; - uint64_t dp_dirty_total; - uint64_t dp_long_free_dirty_pertxg[TXG_SIZE]; - uint64_t dp_mos_used_delta; - uint64_t dp_mos_compressed_delta; - uint64_t dp_mos_uncompressed_delta; - - /* - * Time of most recently scheduled (furthest in the future) - * wakeup for delayed transactions. - */ - hrtime_t dp_last_wakeup; - - /* Has its own locking */ - tx_state_t dp_tx; - txg_list_t dp_dirty_datasets; - txg_list_t dp_dirty_zilogs; - txg_list_t dp_dirty_dirs; - txg_list_t dp_sync_tasks; - txg_list_t dp_early_sync_tasks; - taskq_t *dp_sync_taskq; - taskq_t *dp_zil_clean_taskq; - - /* - * Protects administrative changes (properties, namespace) - * - * It is only held for write in syncing context. Therefore - * syncing context does not need to ever have it for read, since - * nobody else could possibly have it for write. - */ - rrwlock_t dp_config_rwlock; - - zfs_all_blkstats_t *dp_blkstats; -} dsl_pool_t; - -int dsl_pool_init(spa_t *spa, uint64_t txg, dsl_pool_t **dpp); -int dsl_pool_open(dsl_pool_t *dp); -void dsl_pool_close(dsl_pool_t *dp); -dsl_pool_t *dsl_pool_create(spa_t *spa, nvlist_t *zplprops, uint64_t txg); -void dsl_pool_sync(dsl_pool_t *dp, uint64_t txg); -void dsl_pool_sync_done(dsl_pool_t *dp, uint64_t txg); -int dsl_pool_sync_context(dsl_pool_t *dp); -uint64_t dsl_pool_adjustedsize(dsl_pool_t *dp, zfs_space_check_t slop_policy); -uint64_t dsl_pool_unreserved_space(dsl_pool_t *dp, - zfs_space_check_t slop_policy); -void dsl_pool_dirty_space(dsl_pool_t *dp, int64_t space, dmu_tx_t *tx); -void dsl_pool_undirty_space(dsl_pool_t *dp, int64_t space, uint64_t txg); -void dsl_free(dsl_pool_t *dp, uint64_t txg, const blkptr_t *bpp); -void dsl_free_sync(zio_t *pio, dsl_pool_t *dp, uint64_t txg, - const blkptr_t *bpp); -void dsl_pool_create_origin(dsl_pool_t *dp, dmu_tx_t *tx); -void dsl_pool_upgrade_clones(dsl_pool_t *dp, dmu_tx_t *tx); -void dsl_pool_upgrade_dir_clones(dsl_pool_t *dp, dmu_tx_t *tx); -void dsl_pool_mos_diduse_space(dsl_pool_t *dp, - int64_t used, int64_t comp, int64_t uncomp); -void dsl_pool_ckpoint_diduse_space(dsl_pool_t *dp, - int64_t used, int64_t comp, int64_t uncomp); -void dsl_pool_config_enter(dsl_pool_t *dp, void *tag); -void dsl_pool_config_enter_prio(dsl_pool_t *dp, void *tag); -void dsl_pool_config_exit(dsl_pool_t *dp, void *tag); -boolean_t dsl_pool_config_held(dsl_pool_t *dp); -boolean_t dsl_pool_config_held_writer(dsl_pool_t *dp); -boolean_t dsl_pool_need_dirty_delay(dsl_pool_t *dp); - -taskq_t *dsl_pool_vnrele_taskq(dsl_pool_t *dp); - -int dsl_pool_user_hold(dsl_pool_t *dp, uint64_t dsobj, - const char *tag, uint64_t now, dmu_tx_t *tx); -int dsl_pool_user_release(dsl_pool_t *dp, uint64_t dsobj, - const char *tag, dmu_tx_t *tx); -void dsl_pool_clean_tmp_userrefs(dsl_pool_t *dp); -int dsl_pool_open_special_dir(dsl_pool_t *dp, const char *name, dsl_dir_t **); -int dsl_pool_hold(const char *name, void *tag, dsl_pool_t **dp); -void dsl_pool_rele(dsl_pool_t *dp, void *tag); - -void dsl_pool_create_obsolete_bpobj(dsl_pool_t *dp, dmu_tx_t *tx); -void dsl_pool_destroy_obsolete_bpobj(dsl_pool_t *dp, dmu_tx_t *tx); - -#ifdef __cplusplus -} -#endif - -#endif /* _SYS_DSL_POOL_H */ |