*/
struct ext3_group_desc
{
- __u32 bg_block_bitmap; /* Blocks bitmap block */
- __u32 bg_inode_bitmap; /* Inodes bitmap block */
- __u32 bg_inode_table; /* Inodes table block */
- __u16 bg_free_blocks_count; /* Free blocks count */
- __u16 bg_free_inodes_count; /* Free inodes count */
- __u16 bg_used_dirs_count; /* Directories count */
+ __le32 bg_block_bitmap; /* Blocks bitmap block */
+ __le32 bg_inode_bitmap; /* Inodes bitmap block */
+ __le32 bg_inode_table; /* Inodes table block */
+ __le16 bg_free_blocks_count; /* Free blocks count */
+ __le16 bg_free_inodes_count; /* Free inodes count */
+ __le16 bg_used_dirs_count; /* Directories count */
__u16 bg_pad;
- __u32 bg_reserved[3];
+ __le32 bg_reserved[3];
};
/*
#define EXT3_IUNLINK_FL 0x08000000 /* Immutable unlink */
#define EXT3_RESERVED_FL 0x80000000 /* reserved for ext3 lib */
+#ifdef CONFIG_VSERVER_LEGACY
+#define EXT3_FL_USER_VISIBLE 0x0803DFFF /* User visible flags */
+#define EXT3_FL_USER_MODIFIABLE 0x080380FF /* User modifiable flags */
+#else
#define EXT3_FL_USER_VISIBLE 0x0003DFFF /* User visible flags */
#define EXT3_FL_USER_MODIFIABLE 0x000380FF /* User modifiable flags */
+#endif
/*
* Inode dynamic state flags
#ifdef CONFIG_JBD_DEBUG
#define EXT3_IOC_WAIT_FOR_READONLY _IOR('f', 99, long)
#endif
-#ifdef CONFIG_VSERVER_LEGACY
+#ifdef CONFIG_VSERVER_LEGACY
#define EXT3_IOC_SETXID FIOC_SETXIDJ
#endif
* Structure of an inode on the disk
*/
struct ext3_inode {
- __u16 i_mode; /* File mode */
- __u16 i_uid; /* Low 16 bits of Owner Uid */
- __u32 i_size; /* Size in bytes */
- __u32 i_atime; /* Access time */
- __u32 i_ctime; /* Creation time */
- __u32 i_mtime; /* Modification time */
- __u32 i_dtime; /* Deletion Time */
- __u16 i_gid; /* Low 16 bits of Group Id */
- __u16 i_links_count; /* Links count */
- __u32 i_blocks; /* Blocks count */
- __u32 i_flags; /* File flags */
+ __le16 i_mode; /* File mode */
+ __le16 i_uid; /* Low 16 bits of Owner Uid */
+ __le32 i_size; /* Size in bytes */
+ __le32 i_atime; /* Access time */
+ __le32 i_ctime; /* Creation time */
+ __le32 i_mtime; /* Modification time */
+ __le32 i_dtime; /* Deletion Time */
+ __le16 i_gid; /* Low 16 bits of Group Id */
+ __le16 i_links_count; /* Links count */
+ __le32 i_blocks; /* Blocks count */
+ __le32 i_flags; /* File flags */
union {
struct {
__u32 l_i_reserved1;
__u32 m_i_reserved1;
} masix1;
} osd1; /* OS dependent 1 */
- __u32 i_block[EXT3_N_BLOCKS];/* Pointers to blocks */
- __u32 i_generation; /* File version (for NFS) */
- __u32 i_file_acl; /* File ACL */
- __u32 i_dir_acl; /* Directory ACL */
- __u32 i_faddr; /* Fragment address */
+ __le32 i_block[EXT3_N_BLOCKS];/* Pointers to blocks */
+ __le32 i_generation; /* File version (for NFS) */
+ __le32 i_file_acl; /* File ACL */
+ __le32 i_dir_acl; /* Directory ACL */
+ __le32 i_faddr; /* Fragment address */
union {
struct {
__u8 l_i_frag; /* Fragment number */
__u8 l_i_fsize; /* Fragment size */
__u16 l_i_xid; /* LRU Context */
- __u16 l_i_uid_high; /* these 2 fields */
- __u16 l_i_gid_high; /* were reserved2[0] */
+ __le16 l_i_uid_high; /* these 2 fields */
+ __le16 l_i_gid_high; /* were reserved2[0] */
__u32 l_i_reserved2;
} linux2;
struct {
#define EXT3_MOUNT_NO_UID32 0x2000 /* Disable 32-bit UIDs */
#define EXT3_MOUNT_XATTR_USER 0x4000 /* Extended user attributes */
#define EXT3_MOUNT_POSIX_ACL 0x8000 /* POSIX Access Control Lists */
+#define EXT3_MOUNT_BARRIER 0x10000 /* Use block barriers */
#define EXT3_MOUNT_TAG_XID (1<<16) /* Enable Context Tags */
/* Compatibility, for having both ext2_fs.h and ext3_fs.h included at once */
* Structure of the super block
*/
struct ext3_super_block {
-/*00*/ __u32 s_inodes_count; /* Inodes count */
- __u32 s_blocks_count; /* Blocks count */
- __u32 s_r_blocks_count; /* Reserved blocks count */
- __u32 s_free_blocks_count; /* Free blocks count */
-/*10*/ __u32 s_free_inodes_count; /* Free inodes count */
- __u32 s_first_data_block; /* First Data Block */
- __u32 s_log_block_size; /* Block size */
- __s32 s_log_frag_size; /* Fragment size */
-/*20*/ __u32 s_blocks_per_group; /* # Blocks per group */
- __u32 s_frags_per_group; /* # Fragments per group */
- __u32 s_inodes_per_group; /* # Inodes per group */
- __u32 s_mtime; /* Mount time */
-/*30*/ __u32 s_wtime; /* Write time */
- __u16 s_mnt_count; /* Mount count */
- __s16 s_max_mnt_count; /* Maximal mount count */
- __u16 s_magic; /* Magic signature */
- __u16 s_state; /* File system state */
- __u16 s_errors; /* Behaviour when detecting errors */
- __u16 s_minor_rev_level; /* minor revision level */
-/*40*/ __u32 s_lastcheck; /* time of last check */
- __u32 s_checkinterval; /* max. time between checks */
- __u32 s_creator_os; /* OS */
- __u32 s_rev_level; /* Revision level */
-/*50*/ __u16 s_def_resuid; /* Default uid for reserved blocks */
- __u16 s_def_resgid; /* Default gid for reserved blocks */
+/*00*/ __le32 s_inodes_count; /* Inodes count */
+ __le32 s_blocks_count; /* Blocks count */
+ __le32 s_r_blocks_count; /* Reserved blocks count */
+ __le32 s_free_blocks_count; /* Free blocks count */
+/*10*/ __le32 s_free_inodes_count; /* Free inodes count */
+ __le32 s_first_data_block; /* First Data Block */
+ __le32 s_log_block_size; /* Block size */
+ __le32 s_log_frag_size; /* Fragment size */
+/*20*/ __le32 s_blocks_per_group; /* # Blocks per group */
+ __le32 s_frags_per_group; /* # Fragments per group */
+ __le32 s_inodes_per_group; /* # Inodes per group */
+ __le32 s_mtime; /* Mount time */
+/*30*/ __le32 s_wtime; /* Write time */
+ __le16 s_mnt_count; /* Mount count */
+ __le16 s_max_mnt_count; /* Maximal mount count */
+ __le16 s_magic; /* Magic signature */
+ __le16 s_state; /* File system state */
+ __le16 s_errors; /* Behaviour when detecting errors */
+ __le16 s_minor_rev_level; /* minor revision level */
+/*40*/ __le32 s_lastcheck; /* time of last check */
+ __le32 s_checkinterval; /* max. time between checks */
+ __le32 s_creator_os; /* OS */
+ __le32 s_rev_level; /* Revision level */
+/*50*/ __le16 s_def_resuid; /* Default uid for reserved blocks */
+ __le16 s_def_resgid; /* Default gid for reserved blocks */
/*
* These fields are for EXT3_DYNAMIC_REV superblocks only.
*
* feature set, it must abort and not try to meddle with
* things it doesn't understand...
*/
- __u32 s_first_ino; /* First non-reserved inode */
- __u16 s_inode_size; /* size of inode structure */
- __u16 s_block_group_nr; /* block group # of this superblock */
- __u32 s_feature_compat; /* compatible feature set */
-/*60*/ __u32 s_feature_incompat; /* incompatible feature set */
- __u32 s_feature_ro_compat; /* readonly-compatible feature set */
+ __le32 s_first_ino; /* First non-reserved inode */
+ __le16 s_inode_size; /* size of inode structure */
+ __le16 s_block_group_nr; /* block group # of this superblock */
+ __le32 s_feature_compat; /* compatible feature set */
+/*60*/ __le32 s_feature_incompat; /* incompatible feature set */
+ __le32 s_feature_ro_compat; /* readonly-compatible feature set */
/*68*/ __u8 s_uuid[16]; /* 128-bit uuid for volume */
/*78*/ char s_volume_name[16]; /* volume name */
/*88*/ char s_last_mounted[64]; /* directory where last mounted */
-/*C8*/ __u32 s_algorithm_usage_bitmap; /* For compression */
+/*C8*/ __le32 s_algorithm_usage_bitmap; /* For compression */
/*
* Performance hints. Directory preallocation should only
* happen if the EXT3_FEATURE_COMPAT_DIR_PREALLOC flag is on.
* Journaling support valid if EXT3_FEATURE_COMPAT_HAS_JOURNAL set.
*/
/*D0*/ __u8 s_journal_uuid[16]; /* uuid of journal superblock */
-/*E0*/ __u32 s_journal_inum; /* inode number of journal file */
- __u32 s_journal_dev; /* device number of journal file */
- __u32 s_last_orphan; /* start of list of inodes to delete */
- __u32 s_hash_seed[4]; /* HTREE hash seed */
+/*E0*/ __le32 s_journal_inum; /* inode number of journal file */
+ __le32 s_journal_dev; /* device number of journal file */
+ __le32 s_last_orphan; /* start of list of inodes to delete */
+ __le32 s_hash_seed[4]; /* HTREE hash seed */
__u8 s_def_hash_version; /* Default hash version to use */
__u8 s_reserved_char_pad;
__u16 s_reserved_word_pad;
- __u32 s_default_mount_opts;
- __u32 s_first_meta_bg; /* First metablock block group */
+ __le32 s_default_mount_opts;
+ __le32 s_first_meta_bg; /* First metablock block group */
__u32 s_reserved[190]; /* Padding to the end of the block */
};
#define EXT3_NAME_LEN 255
struct ext3_dir_entry {
- __u32 inode; /* Inode number */
- __u16 rec_len; /* Directory entry length */
- __u16 name_len; /* Name length */
+ __le32 inode; /* Inode number */
+ __le16 rec_len; /* Directory entry length */
+ __le16 name_len; /* Name length */
char name[EXT3_NAME_LEN]; /* File name */
};
* file_type field.
*/
struct ext3_dir_entry_2 {
- __u32 inode; /* Inode number */
- __u16 rec_len; /* Directory entry length */
+ __le32 inode; /* Inode number */
+ __le16 rec_len; /* Directory entry length */
__u8 name_len; /* Name length */
__u8 file_type;
char name[EXT3_NAME_LEN]; /* File name */
extern struct buffer_head * ext3_bread (handle_t *, struct inode *, int, int, int *);
extern void ext3_read_inode (struct inode *);
-extern void ext3_write_inode (struct inode *, int);
+extern int ext3_write_inode (struct inode *, int);
extern int ext3_setattr (struct dentry *, struct iattr *);
extern void ext3_put_inode (struct inode *);
extern void ext3_delete_inode (struct inode *);