ia64/xen-unstable

view tools/libfsimage/zfs/zfs-include/zfs_znode.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 64f790e90d3d
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 2007 Sun Microsystems, Inc. All rights reserved.
21 * Use is subject to license terms.
22 */
24 #ifndef _SYS_FS_ZFS_ZNODE_H
25 #define _SYS_FS_ZFS_ZNODE_H
27 #define MASTER_NODE_OBJ 1
28 #define ZFS_ROOT_OBJ "ROOT"
29 #define ZPL_VERSION_STR "VERSION"
31 #define ZPL_VERSION 3ULL
33 #define ZFS_DIRENT_OBJ(de) BF64_GET(de, 0, 48)
35 /*
36 * This is the persistent portion of the znode. It is stored
37 * in the "bonus buffer" of the file. Short symbolic links
38 * are also stored in the bonus buffer.
39 */
40 typedef struct znode_phys {
41 uint64_t zp_atime[2]; /* 0 - last file access time */
42 uint64_t zp_mtime[2]; /* 16 - last file modification time */
43 uint64_t zp_ctime[2]; /* 32 - last file change time */
44 uint64_t zp_crtime[2]; /* 48 - creation time */
45 uint64_t zp_gen; /* 64 - generation (txg of creation) */
46 uint64_t zp_mode; /* 72 - file mode bits */
47 uint64_t zp_size; /* 80 - size of file */
48 uint64_t zp_parent; /* 88 - directory parent (`..') */
49 uint64_t zp_links; /* 96 - number of links to file */
50 uint64_t zp_xattr; /* 104 - DMU object for xattrs */
51 uint64_t zp_rdev; /* 112 - dev_t for VBLK & VCHR files */
52 uint64_t zp_flags; /* 120 - persistent flags */
53 uint64_t zp_uid; /* 128 - file owner */
54 uint64_t zp_gid; /* 136 - owning group */
55 uint64_t zp_pad[4]; /* 144 - future */
56 zfs_znode_acl_t zp_acl; /* 176 - 263 ACL */
57 /*
58 * Data may pad out any remaining bytes in the znode buffer, eg:
59 *
60 * |<---------------------- dnode_phys (512) ------------------------>|
61 * |<-- dnode (192) --->|<----------- "bonus" buffer (320) ---------->|
62 * |<---- znode (264) ---->|<---- data (56) ---->|
63 *
64 * At present, we only use this space to store symbolic links.
65 */
66 } znode_phys_t;
68 #endif /* _SYS_FS_ZFS_ZNODE_H */