/* phys. block for ^^^ */
ext4_fsblk_t pright;
/* how many blocks we want to allocate */
- unsigned long len;
+ unsigned int len;
/* flags. see above EXT4_MB_HINT_* */
- unsigned long flags;
+ unsigned int flags;
};
/*
uid_t s_resuid;
gid_t s_resgid;
unsigned long s_commit_interval;
+ u32 s_min_batch_time, s_max_batch_time;
#ifdef CONFIG_QUOTA
int s_jquota_fmt;
char *s_qf_names[MAXQUOTAS];
*/
#define EXT4_HAS_COMPAT_FEATURE(sb,mask) \
- (EXT4_SB(sb)->s_es->s_feature_compat & cpu_to_le32(mask))
+ ((EXT4_SB(sb)->s_es->s_feature_compat & cpu_to_le32(mask)) != 0)
#define EXT4_HAS_RO_COMPAT_FEATURE(sb,mask) \
- (EXT4_SB(sb)->s_es->s_feature_ro_compat & cpu_to_le32(mask))
+ ((EXT4_SB(sb)->s_es->s_feature_ro_compat & cpu_to_le32(mask)) != 0)
#define EXT4_HAS_INCOMPAT_FEATURE(sb,mask) \
- (EXT4_SB(sb)->s_es->s_feature_incompat & cpu_to_le32(mask))
+ ((EXT4_SB(sb)->s_es->s_feature_incompat & cpu_to_le32(mask)) != 0)
#define EXT4_SET_COMPAT_FEATURE(sb,mask) \
EXT4_SB(sb)->s_es->s_feature_compat |= cpu_to_le32(mask)
#define EXT4_SET_RO_COMPAT_FEATURE(sb,mask) \
#define EXT4_DEFM_JMODE_ORDERED 0x0040
#define EXT4_DEFM_JMODE_WBACK 0x0060
+/*
+ * Default journal batch times
+ */
+#define EXT4_DEF_MIN_BATCH_TIME 0
+#define EXT4_DEF_MAX_BATCH_TIME 15000 /* 15ms */
+
/*
* Structure of a directory entry
*/
#define DX_HASH_LEGACY 0
#define DX_HASH_HALF_MD4 1
#define DX_HASH_TEA 2
+#define DX_HASH_LEGACY_UNSIGNED 3
+#define DX_HASH_HALF_MD4_UNSIGNED 4
+#define DX_HASH_TEA_UNSIGNED 5
#ifdef __KERNEL__
#define ERR_BAD_DX_DIR -75000
void ext4_get_group_no_and_offset(struct super_block *sb, ext4_fsblk_t blocknr,
- unsigned long *blockgrpp, ext4_grpblk_t *offsetp);
+ ext4_group_t *blockgrpp, ext4_grpblk_t *offsetp);
extern struct proc_dir_entry *ext4_proc_root;
# define ATTRIB_NORET __attribute__((noreturn))
# define NORET_AND noreturn,
+/* bitmap.c */
+extern unsigned int ext4_count_free(struct buffer_head *, unsigned);
+
/* balloc.c */
extern unsigned int ext4_block_group(struct super_block *sb,
ext4_fsblk_t blocknr);
extern int ext4_bg_has_super(struct super_block *sb, ext4_group_t group);
extern unsigned long ext4_bg_num_gdb(struct super_block *sb,
ext4_group_t group);
-extern ext4_fsblk_t ext4_new_meta_block(handle_t *handle, struct inode *inode,
- ext4_fsblk_t goal, int *errp);
extern ext4_fsblk_t ext4_new_meta_blocks(handle_t *handle, struct inode *inode,
ext4_fsblk_t goal, unsigned long *count, int *errp);
-extern ext4_fsblk_t ext4_new_blocks(handle_t *handle, struct inode *inode,
- ext4_lblk_t iblock, ext4_fsblk_t goal,
- unsigned long *count, int *errp);
extern int ext4_claim_free_blocks(struct ext4_sb_info *sbi, s64 nblocks);
extern int ext4_has_free_blocks(struct ext4_sb_info *sbi, s64 nblocks);
extern void ext4_free_blocks(handle_t *handle, struct inode *inode,
/* dir.c */
extern int ext4_check_dir_entry(const char *, struct inode *,
struct ext4_dir_entry_2 *,
- struct buffer_head *, unsigned long);
+ struct buffer_head *, unsigned int);
extern int ext4_htree_store_dirent(struct file *dir_file, __u32 hash,
__u32 minor_hash,
struct ext4_dir_entry_2 *dirent);
extern unsigned long ext4_count_free_inodes(struct super_block *);
extern unsigned long ext4_count_dirs(struct super_block *);
extern void ext4_check_inodes_bitmap(struct super_block *);
-extern unsigned long ext4_count_free(struct buffer_head *, unsigned);
/* mballoc.c */
extern long ext4_mb_stats;
ext4_lblk_t, int, int *);
int ext4_get_block(struct inode *inode, sector_t iblock,
struct buffer_head *bh_result, int create);
-int ext4_get_blocks_handle(handle_t *handle, struct inode *inode,
- ext4_lblk_t iblock, unsigned long maxblocks,
- struct buffer_head *bh_result,
- int create, int extend_disksize);
extern struct inode *ext4_iget(struct super_block *, unsigned long);
extern int ext4_write_inode(struct inode *, int);
extern int ext4_ext_index_trans_blocks(struct inode *inode, int nrblocks,
int chunk);
extern int ext4_ext_get_blocks(handle_t *handle, struct inode *inode,
- ext4_lblk_t iblock,
- unsigned long max_blocks, struct buffer_head *bh_result,
- int create, int extend_disksize);
+ ext4_lblk_t iblock, unsigned int max_blocks,
+ struct buffer_head *bh_result,
+ int create, int extend_disksize);
extern void ext4_ext_truncate(struct inode *);
extern void ext4_ext_init(struct super_block *);
extern void ext4_ext_release(struct super_block *);
extern long ext4_fallocate(struct inode *inode, int mode, loff_t offset,
loff_t len);
extern int ext4_get_blocks_wrap(handle_t *handle, struct inode *inode,
- sector_t block, unsigned long max_blocks,
+ sector_t block, unsigned int max_blocks,
struct buffer_head *bh, int create,
int extend_disksize, int flag);
+extern int ext4_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
+ __u64 start, __u64 len);
+
#endif /* __KERNEL__ */
#endif /* _EXT4_H */