ia64/xen-unstable

view tools/libfsimage/zfs/zfs-include/zfs.h @ 19648:f0e2df69a8eb

x86 hvm: Allow cross-vendor migration

Intercept #UD and emulate SYSCALL/SYSENTER/SYSEXIT as necessary.

Signed-off-by: Christoph Egger <Christoph.Egger@amd.com>
Signed-off-by: Keir Fraser <keir.fraser@citrix.com>
author Keir Fraser <keir.fraser@citrix.com>
date Tue May 26 15:01:36 2009 +0100 (2009-05-26)
parents 40e8684a34bf
children
line source
1 /*
2 * GRUB -- GRand Unified Bootloader
3 * Copyright (C) 1999,2000,2001,2002,2003,2004 Free Software Foundation, Inc.
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
18 */
19 /*
20 * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
21 * Use is subject to license terms.
22 */
24 #ifndef _SYS_FS_ZFS_H
25 #define _SYS_FS_ZFS_H
28 /*
29 * On-disk version number.
30 */
31 #define SPA_VERSION 14ULL
33 /*
34 * The following are configuration names used in the nvlist describing a pool's
35 * configuration.
36 */
37 #define ZPOOL_CONFIG_VERSION "version"
38 #define ZPOOL_CONFIG_POOL_NAME "name"
39 #define ZPOOL_CONFIG_POOL_STATE "state"
40 #define ZPOOL_CONFIG_POOL_TXG "txg"
41 #define ZPOOL_CONFIG_POOL_GUID "pool_guid"
42 #define ZPOOL_CONFIG_CREATE_TXG "create_txg"
43 #define ZPOOL_CONFIG_TOP_GUID "top_guid"
44 #define ZPOOL_CONFIG_VDEV_TREE "vdev_tree"
45 #define ZPOOL_CONFIG_TYPE "type"
46 #define ZPOOL_CONFIG_CHILDREN "children"
47 #define ZPOOL_CONFIG_ID "id"
48 #define ZPOOL_CONFIG_GUID "guid"
49 #define ZPOOL_CONFIG_PATH "path"
50 #define ZPOOL_CONFIG_DEVID "devid"
51 #define ZPOOL_CONFIG_METASLAB_ARRAY "metaslab_array"
52 #define ZPOOL_CONFIG_METASLAB_SHIFT "metaslab_shift"
53 #define ZPOOL_CONFIG_ASHIFT "ashift"
54 #define ZPOOL_CONFIG_ASIZE "asize"
55 #define ZPOOL_CONFIG_DTL "DTL"
56 #define ZPOOL_CONFIG_STATS "stats"
57 #define ZPOOL_CONFIG_WHOLE_DISK "whole_disk"
58 #define ZPOOL_CONFIG_ERRCOUNT "error_count"
59 #define ZPOOL_CONFIG_NOT_PRESENT "not_present"
60 #define ZPOOL_CONFIG_SPARES "spares"
61 #define ZPOOL_CONFIG_IS_SPARE "is_spare"
62 #define ZPOOL_CONFIG_NPARITY "nparity"
63 #define ZPOOL_CONFIG_PHYS_PATH "phys_path"
64 #define ZPOOL_CONFIG_L2CACHE "l2cache"
65 /*
66 * The persistent vdev state is stored as separate values rather than a single
67 * 'vdev_state' entry. This is because a device can be in multiple states, such
68 * as offline and degraded.
69 */
70 #define ZPOOL_CONFIG_OFFLINE "offline"
71 #define ZPOOL_CONFIG_FAULTED "faulted"
72 #define ZPOOL_CONFIG_DEGRADED "degraded"
73 #define ZPOOL_CONFIG_REMOVED "removed"
75 #define VDEV_TYPE_ROOT "root"
76 #define VDEV_TYPE_MIRROR "mirror"
77 #define VDEV_TYPE_REPLACING "replacing"
78 #define VDEV_TYPE_RAIDZ "raidz"
79 #define VDEV_TYPE_DISK "disk"
80 #define VDEV_TYPE_FILE "file"
81 #define VDEV_TYPE_MISSING "missing"
82 #define VDEV_TYPE_SPARE "spare"
83 #define VDEV_TYPE_L2CACHE "l2cache"
85 /*
86 * pool state. The following states are written to disk as part of the normal
87 * SPA lifecycle: ACTIVE, EXPORTED, DESTROYED, SPARE, L2CACHE. The remaining
88 * states are software abstractions used at various levels to communicate pool
89 * state.
90 */
91 typedef enum pool_state {
92 POOL_STATE_ACTIVE = 0, /* In active use */
93 POOL_STATE_EXPORTED, /* Explicitly exported */
94 POOL_STATE_DESTROYED, /* Explicitly destroyed */
95 POOL_STATE_SPARE, /* Reserved for hot spare use */
96 POOL_STATE_L2CACHE, /* Level 2 ARC device */
97 POOL_STATE_UNINITIALIZED, /* Internal spa_t state */
98 POOL_STATE_UNAVAIL, /* Internal libzfs state */
99 POOL_STATE_POTENTIALLY_ACTIVE /* Internal libzfs state */
100 } pool_state_t;
102 #endif /* _SYS_FS_ZFS_H */