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Diffstat (limited to 'module/zfs/include/sys/vdev.h')
| -rw-r--r-- | module/zfs/include/sys/vdev.h | 161 |
1 files changed, 0 insertions, 161 deletions
diff --git a/module/zfs/include/sys/vdev.h b/module/zfs/include/sys/vdev.h deleted file mode 100644 index 941f234dc..000000000 --- a/module/zfs/include/sys/vdev.h +++ /dev/null @@ -1,161 +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. - */ - -#ifndef _SYS_VDEV_H -#define _SYS_VDEV_H - -#include <sys/spa.h> -#include <sys/zio.h> -#include <sys/dmu.h> -#include <sys/space_map.h> -#include <sys/fs/zfs.h> - -#ifdef __cplusplus -extern "C" { -#endif - -typedef enum vdev_dtl_type { - DTL_MISSING, /* 0% replication: no copies of the data */ - DTL_PARTIAL, /* less than 100% replication: some copies missing */ - DTL_SCRUB, /* unable to fully repair during scrub/resilver */ - DTL_OUTAGE, /* temporarily missing (used to attempt detach) */ - DTL_TYPES -} vdev_dtl_type_t; - -extern boolean_t zfs_nocacheflush; - -extern int vdev_open(vdev_t *); -extern void vdev_open_children(vdev_t *); -extern boolean_t vdev_uses_zvols(vdev_t *); -extern int vdev_validate(vdev_t *); -extern void vdev_close(vdev_t *); -extern int vdev_create(vdev_t *, uint64_t txg, boolean_t isreplace); -extern void vdev_reopen(vdev_t *); -extern int vdev_validate_aux(vdev_t *vd); -extern zio_t *vdev_probe(vdev_t *vd, zio_t *pio); - -extern boolean_t vdev_is_bootable(vdev_t *vd); -extern vdev_t *vdev_lookup_top(spa_t *spa, uint64_t vdev); -extern vdev_t *vdev_lookup_by_guid(vdev_t *vd, uint64_t guid); -extern void vdev_dtl_dirty(vdev_t *vd, vdev_dtl_type_t d, - uint64_t txg, uint64_t size); -extern boolean_t vdev_dtl_contains(vdev_t *vd, vdev_dtl_type_t d, - uint64_t txg, uint64_t size); -extern boolean_t vdev_dtl_empty(vdev_t *vd, vdev_dtl_type_t d); -extern void vdev_dtl_reassess(vdev_t *vd, uint64_t txg, uint64_t scrub_txg, - int scrub_done); -extern boolean_t vdev_dtl_required(vdev_t *vd); -extern boolean_t vdev_resilver_needed(vdev_t *vd, - uint64_t *minp, uint64_t *maxp); - -extern void vdev_hold(vdev_t *); -extern void vdev_rele(vdev_t *); - -extern int vdev_metaslab_init(vdev_t *vd, uint64_t txg); -extern void vdev_metaslab_fini(vdev_t *vd); -extern void vdev_metaslab_set_size(vdev_t *); -extern void vdev_expand(vdev_t *vd, uint64_t txg); -extern void vdev_split(vdev_t *vd); - - -extern void vdev_get_stats(vdev_t *vd, vdev_stat_t *vs); -extern void vdev_clear_stats(vdev_t *vd); -extern void vdev_stat_update(zio_t *zio, uint64_t psize); -extern void vdev_scan_stat_init(vdev_t *vd); -extern void vdev_propagate_state(vdev_t *vd); -extern void vdev_set_state(vdev_t *vd, boolean_t isopen, vdev_state_t state, - vdev_aux_t aux); - -extern void vdev_space_update(vdev_t *vd, - int64_t alloc_delta, int64_t defer_delta, int64_t space_delta); - -extern uint64_t vdev_psize_to_asize(vdev_t *vd, uint64_t psize); - -extern int vdev_fault(spa_t *spa, uint64_t guid, vdev_aux_t aux); -extern int vdev_degrade(spa_t *spa, uint64_t guid, vdev_aux_t aux); -extern int vdev_online(spa_t *spa, uint64_t guid, uint64_t flags, - vdev_state_t *); -extern int vdev_offline(spa_t *spa, uint64_t guid, uint64_t flags); -extern void vdev_clear(spa_t *spa, vdev_t *vd); - -extern boolean_t vdev_is_dead(vdev_t *vd); -extern boolean_t vdev_readable(vdev_t *vd); -extern boolean_t vdev_writeable(vdev_t *vd); -extern boolean_t vdev_allocatable(vdev_t *vd); -extern boolean_t vdev_accessible(vdev_t *vd, zio_t *zio); - -extern void vdev_cache_init(vdev_t *vd); -extern void vdev_cache_fini(vdev_t *vd); -extern int vdev_cache_read(zio_t *zio); -extern void vdev_cache_write(zio_t *zio); -extern void vdev_cache_purge(vdev_t *vd); - -extern void vdev_queue_init(vdev_t *vd); -extern void vdev_queue_fini(vdev_t *vd); -extern zio_t *vdev_queue_io(zio_t *zio); -extern void vdev_queue_io_done(zio_t *zio); - -extern void vdev_config_dirty(vdev_t *vd); -extern void vdev_config_clean(vdev_t *vd); -extern int vdev_config_sync(vdev_t **svd, int svdcount, uint64_t txg, - boolean_t); - -extern void vdev_state_dirty(vdev_t *vd); -extern void vdev_state_clean(vdev_t *vd); - -typedef enum vdev_config_flag { - VDEV_CONFIG_SPARE = 1 << 0, - VDEV_CONFIG_L2CACHE = 1 << 1, - VDEV_CONFIG_REMOVING = 1 << 2 -} vdev_config_flag_t; - -extern void vdev_top_config_generate(spa_t *spa, nvlist_t *config); -extern nvlist_t *vdev_config_generate(spa_t *spa, vdev_t *vd, - boolean_t getstats, vdev_config_flag_t flags); - -/* - * Label routines - */ -struct uberblock; -extern uint64_t vdev_label_offset(uint64_t psize, int l, uint64_t offset); -extern int vdev_label_number(uint64_t psise, uint64_t offset); -extern nvlist_t *vdev_label_read_config(vdev_t *vd); -extern void vdev_uberblock_load(zio_t *zio, vdev_t *vd, struct uberblock *ub); - -typedef enum { - VDEV_LABEL_CREATE, /* create/add a new device */ - VDEV_LABEL_REPLACE, /* replace an existing device */ - VDEV_LABEL_SPARE, /* add a new hot spare */ - VDEV_LABEL_REMOVE, /* remove an existing device */ - VDEV_LABEL_L2CACHE, /* add an L2ARC cache device */ - VDEV_LABEL_SPLIT /* generating new label for split-off dev */ -} vdev_labeltype_t; - -extern int vdev_label_init(vdev_t *vd, uint64_t txg, vdev_labeltype_t reason); - -#ifdef __cplusplus -} -#endif - -#endif /* _SYS_VDEV_H */ |