/* -*- mode: c; c-basic-offset: 8; -*-
* vim: noexpandtab sw=8 ts=8 sts=0:
*
* ocfs1_fs_compat.h
*
* OCFS1 volume header definitions. OCFS2 creates valid but unmountable
* OCFS1 volume headers on the first two sectors of an OCFS2 volume.
* This allows an OCFS1 volume to see the partition and cleanly fail to
* mount it.
*
* Copyright (C) 2002, 2004 Oracle. All rights reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public
* License, version 2, as published by the Free Software Foundation.
*
* 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., 59 Temple Place - Suite 330,
* Boston, MA 021110-1307, USA.
*/
#ifndef _OCFS1_FS_COMPAT_H
#define _OCFS1_FS_COMPAT_H
#define OCFS1_MAX_VOL_SIGNATURE_LEN 128
#define OCFS1_MAX_MOUNT_POINT_LEN 128
#define OCFS1_MAX_VOL_ID_LENGTH 16
#define OCFS1_MAX_VOL_LABEL_LEN 64
#define OCFS1_MAX_CLUSTER_NAME_LEN 64
#define OCFS1_MAJOR_VERSION (2)
#define OCFS1_MINOR_VERSION (0)
#define OCFS1_VOLUME_SIGNATURE "OracleCFS"
/*
* OCFS1 superblock. Lives at sector 0.
*/
struct ocfs1_vol_disk_hdr
{
/*00*/ __u32 minor_version;
__u32 major_version;
/*08*/ __u8 signature[OCFS1_MAX_VOL_SIGNATURE_LEN];
/*88*/ __u8 mount_point[OCFS1_MAX_MOUNT_POINT_LEN];
/*108*/ __u64 serial_num;
/*110*/ __u64 device_size;
__u64 start_off;
/*120*/ __u64 bitmap_off;
__u64 publ_off;
/*130*/ __u64 vote_off;
__u64 root_bitmap_off;
/*140*/ __u64 data_start_off;
__u64 root_bitmap_size;
/*150*/ __u64 root_off;
__u64 root_size;
/*160*/ __u64 cluster_size;
__u64 num_nodes;
/*170*/ __u64 num_clusters;
__u64 dir_node_size;
/*180*/ __u64 file_node_size;
__u64 internal_off;
/*190*/ __u64 node_cfg_off;
__u64 node_cfg_size;
/*1A0*/ __u64 new_cfg_off;
__u32 prot_bits;
__s32 excl_mount;
/*1B0*/
};
struct ocfs1_disk_lock
{
/*00*/ __u32 curr_master;
__u8 file_lock;
__u8 compat_pad[3]; /* Not in original definition. Used to
make the already existing alignment
explicit */
__u64 last_write_time;
/*10*/ __u64 last_read_time;
__u32 writer_node_num;
__u32 reader_node_num;
/*20*/ __u64 oin_node_map;
__u64 dlock_seq_num;
/*30*/
};
/*
* OCFS1 volume label. Lives at sector 1.
*/
struct ocfs1_vol_label
{
/*00*/ struct ocfs1_disk_lock disk_lock;
/*30*/ __u8 label[OCFS1_MAX_VOL_LABEL_LEN];
/*70*/ __u16 label_len;
/*72*/ __u8 vol_id[OCFS1_MAX_VOL_ID_LENGTH];
/*82*/ __u16 vol_id_len;
/*84*/ __u8 cluster_name[OCFS1_MAX_CLUSTER_NAME_LEN];
/*A4*/ __u16 cluster_name_len;
/*A6*/
};
#endif /* _OCFS1_FS_COMPAT_H */
og/net/mac80211/driver-ops.c?id=500c0106e638e08c2c661c305ed57d6b67e10908'>driver-ops.c1 files changed, 7 insertions, 0 deletions
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