| /* |
| * GRUB -- GRand Unified Bootloader |
| * Copyright (C) 1999,2000,2001,2002,2003,2004 Free Software Foundation, Inc. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| */ |
| /* |
| * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved. |
| */ |
| |
| #ifndef _SYS_FS_ZFS_H |
| #define _SYS_FS_ZFS_H |
| |
| /* |
| * On-disk version number. |
| */ |
| #define SPA_VERSION 31ULL |
| |
| /* |
| * The following are configuration names used in the nvlist describing a pool's |
| * configuration. |
| */ |
| #define ZPOOL_CONFIG_VERSION "version" |
| #define ZPOOL_CONFIG_POOL_NAME "name" |
| #define ZPOOL_CONFIG_POOL_STATE "state" |
| #define ZPOOL_CONFIG_POOL_TXG "txg" |
| #define ZPOOL_CONFIG_POOL_GUID "pool_guid" |
| #define ZPOOL_CONFIG_CREATE_TXG "create_txg" |
| #define ZPOOL_CONFIG_TOP_GUID "top_guid" |
| #define ZPOOL_CONFIG_VDEV_TREE "vdev_tree" |
| #define ZPOOL_CONFIG_TYPE "type" |
| #define ZPOOL_CONFIG_CHILDREN "children" |
| #define ZPOOL_CONFIG_ID "id" |
| #define ZPOOL_CONFIG_GUID "guid" |
| #define ZPOOL_CONFIG_PATH "path" |
| #define ZPOOL_CONFIG_DEVID "devid" |
| #define ZPOOL_CONFIG_METASLAB_ARRAY "metaslab_array" |
| #define ZPOOL_CONFIG_METASLAB_SHIFT "metaslab_shift" |
| #define ZPOOL_CONFIG_ASHIFT "ashift" |
| #define ZPOOL_CONFIG_ASIZE "asize" |
| #define ZPOOL_CONFIG_DTL "DTL" |
| #define ZPOOL_CONFIG_STATS "stats" |
| #define ZPOOL_CONFIG_WHOLE_DISK "whole_disk" |
| #define ZPOOL_CONFIG_ERRCOUNT "error_count" |
| #define ZPOOL_CONFIG_NOT_PRESENT "not_present" |
| #define ZPOOL_CONFIG_SPARES "spares" |
| #define ZPOOL_CONFIG_IS_SPARE "is_spare" |
| #define ZPOOL_CONFIG_NPARITY "nparity" |
| #define ZPOOL_CONFIG_PHYS_PATH "phys_path" |
| #define ZPOOL_CONFIG_L2CACHE "l2cache" |
| #define ZPOOL_CONFIG_HOLE_ARRAY "hole_array" |
| #define ZPOOL_CONFIG_VDEV_CHILDREN "vdev_children" |
| #define ZPOOL_CONFIG_IS_HOLE "is_hole" |
| #define ZPOOL_CONFIG_DDT_HISTOGRAM "ddt_histogram" |
| #define ZPOOL_CONFIG_DDT_OBJ_STATS "ddt_object_stats" |
| #define ZPOOL_CONFIG_DDT_STATS "ddt_stats" |
| /* |
| * The persistent vdev state is stored as separate values rather than a single |
| * 'vdev_state' entry. This is because a device can be in multiple states, such |
| * as offline and degraded. |
| */ |
| #define ZPOOL_CONFIG_OFFLINE "offline" |
| #define ZPOOL_CONFIG_FAULTED "faulted" |
| #define ZPOOL_CONFIG_DEGRADED "degraded" |
| #define ZPOOL_CONFIG_REMOVED "removed" |
| |
| #define VDEV_TYPE_ROOT "root" |
| #define VDEV_TYPE_MIRROR "mirror" |
| #define VDEV_TYPE_REPLACING "replacing" |
| #define VDEV_TYPE_RAIDZ "raidz" |
| #define VDEV_TYPE_DISK "disk" |
| #define VDEV_TYPE_FILE "file" |
| #define VDEV_TYPE_MISSING "missing" |
| #define VDEV_TYPE_HOLE "hole" |
| #define VDEV_TYPE_SPARE "spare" |
| #define VDEV_TYPE_L2CACHE "l2cache" |
| |
| /* |
| * pool state. The following states are written to disk as part of the normal |
| * SPA lifecycle: ACTIVE, EXPORTED, DESTROYED, SPARE, L2CACHE. The remaining |
| * states are software abstractions used at various levels to communicate pool |
| * state. |
| */ |
| typedef enum pool_state { |
| POOL_STATE_ACTIVE = 0, /* In active use */ |
| POOL_STATE_EXPORTED, /* Explicitly exported */ |
| POOL_STATE_DESTROYED, /* Explicitly destroyed */ |
| POOL_STATE_SPARE, /* Reserved for hot spare use */ |
| POOL_STATE_L2CACHE, /* Level 2 ARC device */ |
| POOL_STATE_UNINITIALIZED, /* Internal spa_t state */ |
| POOL_STATE_UNAVAIL, /* Internal libzfs state */ |
| POOL_STATE_POTENTIALLY_ACTIVE /* Internal libzfs state */ |
| } pool_state_t; |
| |
| #endif /* _SYS_FS_ZFS_H */ |