128 	struct inode *inode;  member
181 	struct inode		*inode;		/* file being written to */  member
782 #define EXT4_INODE_SET_XTIME(xtime, inode, raw_inode)			       \  argument
784 	(raw_inode)->xtime = cpu_to_le32((inode)->xtime.tv_sec);	       \
785 	if (EXT4_FITS_IN_INODE(raw_inode, EXT4_I(inode), xtime ## _extra))     \
787 				ext4_encode_extra_time(&(inode)->xtime);       \
799 #define EXT4_INODE_GET_XTIME(xtime, inode, raw_inode)			       \  argument
801 	(inode)->xtime.tv_sec = (signed)le32_to_cpu((raw_inode)->xtime);       \
802 	if (EXT4_FITS_IN_INODE(raw_inode, EXT4_I(inode), xtime ## _extra))     \
803 		ext4_decode_extra_time(&(inode)->xtime,			       \
806 		(inode)->xtime.tv_nsec = 0;				       \
945 	struct inode vfs_inode;
1366 	struct inode *s_buddy_cache;
1456 static inline struct ext4_inode_info *EXT4_I(struct inode *inode)  in EXT4_I()  argument
1458 	return container_of(inode, struct ext4_inode_info, vfs_inode);  in EXT4_I()
1461 static inline struct timespec ext4_current_time(struct inode *inode)  in ext4_current_time()  argument
1463 	return (inode->i_sb->s_time_gran < NSEC_PER_SEC) ?  in ext4_current_time()
1464 		current_fs_time(inode->i_sb) : CURRENT_TIME_SEC;  in ext4_current_time()
1479 static inline void ext4_set_io_unwritten_flag(struct inode *inode,  in ext4_set_io_unwritten_flag()  argument
1484 		atomic_inc(&EXT4_I(inode)->i_unwritten);  in ext4_set_io_unwritten_flag()
1488 static inline ext4_io_end_t *ext4_inode_aio(struct inode *inode)  in ext4_inode_aio()  argument
1490 	return inode->i_private;  in ext4_inode_aio()
1493 static inline void ext4_inode_aio_set(struct inode *inode, ext4_io_end_t *io)  in ext4_inode_aio_set()  argument
1495 	inode->i_private = io;  in ext4_inode_aio_set()
1518 static inline int ext4_test_inode_##name(struct inode *inode, int bit)	\
1520 	return test_bit(bit + (offset), &EXT4_I(inode)->i_##field);	\
1522 static inline void ext4_set_inode_##name(struct inode *inode, int bit)	\
1524 	set_bit(bit + (offset), &EXT4_I(inode)->i_##field);		\
1526 static inline void ext4_clear_inode_##name(struct inode *inode, int bit) \
1528 	clear_bit(bit + (offset), &EXT4_I(inode)->i_##field);		\
1533 static inline int ext4_test_inode_flag(struct inode *inode, int bit);
1534 static inline void ext4_set_inode_flag(struct inode *inode, int bit);
1535 static inline void ext4_clear_inode_flag(struct inode *inode, int bit);
1540 static inline int ext4_test_inode_state(struct inode *inode, int bit);
1541 static inline void ext4_set_inode_state(struct inode *inode, int bit);
1542 static inline void ext4_clear_inode_state(struct inode *inode, int bit);
1568 static inline int ext4_encrypted_inode(struct inode *inode)  in ext4_encrypted_inode()  argument
1571 	return ext4_test_inode_flag(inode, EXT4_INODE_ENCRYPT);  in ext4_encrypted_inode()
1577 #define NEXT_ORPHAN(inode) EXT4_I(inode)->i_dtime  argument
1868 	__le32	inode;			/* Inode number */  member
1881 	__le32	inode;			/* Inode number */  member
2222 extern ext4_fsblk_t ext4_new_meta_blocks(handle_t *handle, struct inode *inode,
2246 ext4_fsblk_t ext4_inode_to_goal_block(struct inode *);
2249 int ext4_is_child_context_consistent_with_parent(struct inode *parent,
2250 						 struct inode *child);
2251 int ext4_inherit_context(struct inode *parent, struct inode *child);
2254 			struct inode *inode);
2255 int ext4_get_policy(struct inode *inode,
2263 struct ext4_crypto_ctx *ext4_get_crypto_ctx(struct inode *inode);
2266 struct page *ext4_encrypt(struct inode *inode,
2269 int ext4_encrypted_zeroout(struct inode *inode, struct ext4_extent *ex);
2290 unsigned ext4_fname_encrypted_size(struct inode *inode, u32 ilen);
2291 int ext4_fname_crypto_alloc_buffer(struct inode *inode,
2293 int _ext4_fname_disk_to_usr(struct inode *inode,
2297 int ext4_fname_disk_to_usr(struct inode *inode,
2301 int ext4_fname_usr_to_disk(struct inode *inode,
2306 int ext4_fname_setup_filename(struct inode *dir, const struct qstr *iname,
2311 int ext4_setup_fname_crypto(struct inode *inode)  in ext4_setup_fname_crypto()  argument
2316 static inline int ext4_fname_setup_filename(struct inode *dir,  in ext4_fname_setup_filename()
2331 void ext4_free_encryption_info(struct inode *inode, struct ext4_crypt_info *ci);
2332 int _ext4_get_encryption_info(struct inode *inode);
2335 int ext4_has_encryption_key(struct inode *inode);
2337 static inline int ext4_get_encryption_info(struct inode *inode)  in ext4_get_encryption_info()  argument
2339 	struct ext4_crypt_info *ci = EXT4_I(inode)->i_crypt_info;  in ext4_get_encryption_info()
2346 		return _ext4_get_encryption_info(inode);  in ext4_get_encryption_info()
2350 static inline struct ext4_crypt_info *ext4_encryption_info(struct inode *inode)  in ext4_encryption_info()  argument
2352 	return EXT4_I(inode)->i_crypt_info;  in ext4_encryption_info()
2356 static inline int ext4_has_encryption_key(struct inode *inode)  in ext4_has_encryption_key()  argument
2360 static inline int ext4_get_encryption_info(struct inode *inode)  in ext4_get_encryption_info()  argument
2364 static inline struct ext4_crypt_info *ext4_encryption_info(struct inode *inode)  in ext4_encryption_info()  argument
2372 extern int __ext4_check_dir_entry(const char *, unsigned int, struct inode *,
2385 extern int ext4_find_dest_de(struct inode *dir, struct inode *inode,
2390 int ext4_insert_dentry(struct inode *dir,
2391 		       struct inode *inode,
2395 static inline void ext4_update_dx_flag(struct inode *inode)  in ext4_update_dx_flag()  argument
2397 	if (!ext4_has_feature_dir_index(inode->i_sb))  in ext4_update_dx_flag()
2398 		ext4_clear_inode_flag(inode, EXT4_INODE_INDEX);  in ext4_update_dx_flag()
2411 extern int ext4_check_all_de(struct inode *dir, struct buffer_head *bh,
2422 extern struct inode *__ext4_new_inode(handle_t *, struct inode *, umode_t,
2436 extern void ext4_free_inode(handle_t *, struct inode *);
2437 extern struct inode * ext4_orphan_get(struct super_block *, unsigned long);
2455 extern void ext4_discard_preallocations(struct inode *);
2458 extern void ext4_free_blocks(handle_t *handle, struct inode *inode,
2470 int ext4_inode_is_fast_symlink(struct inode *inode);
2471 struct buffer_head *ext4_getblk(handle_t *, struct inode *, ext4_lblk_t, int);
2472 struct buffer_head *ext4_bread(handle_t *, struct inode *, ext4_lblk_t, int);
2473 int ext4_get_block_write(struct inode *inode, sector_t iblock,
2475 int ext4_get_block_dax(struct inode *inode, sector_t iblock,
2477 int ext4_get_block(struct inode *inode, sector_t iblock,
2479 int ext4_da_get_block_prep(struct inode *inode, sector_t iblock,
2493 extern struct inode *ext4_iget(struct super_block *, unsigned long);
2494 extern struct inode *ext4_iget_normal(struct super_block *, unsigned long);
2495 extern int  ext4_write_inode(struct inode *, struct writeback_control *);
2499 extern void ext4_evict_inode(struct inode *);
2500 extern void ext4_clear_inode(struct inode *);
2501 extern int  ext4_sync_inode(handle_t *, struct inode *);
2502 extern void ext4_dirty_inode(struct inode *, int);
2503 extern int ext4_change_inode_journal_flag(struct inode *, int);
2504 extern int ext4_get_inode_loc(struct inode *, struct ext4_iloc *);
2505 extern int ext4_inode_attach_jinode(struct inode *inode);
2506 extern int ext4_can_truncate(struct inode *inode);
2507 extern void ext4_truncate(struct inode *);
2508 extern int ext4_punch_hole(struct inode *inode, loff_t offset, loff_t length);
2509 extern int ext4_truncate_restart_trans(handle_t *, struct inode *, int nblocks);
2510 extern void ext4_set_inode_flags(struct inode *);
2512 extern int ext4_alloc_da_blocks(struct inode *inode);
2513 extern void ext4_set_aops(struct inode *inode);
2514 extern int ext4_writepage_trans_blocks(struct inode *);
2515 extern int ext4_chunk_trans_blocks(struct inode *, int nrblocks);
2516 extern int ext4_zero_partial_blocks(handle_t *handle, struct inode *inode,
2520 extern qsize_t *ext4_get_reserved_space(struct inode *inode);
2521 extern void ext4_da_update_reserve_space(struct inode *inode,
2525 extern int ext4_ind_map_blocks(handle_t *handle, struct inode *inode,
2529 extern int ext4_ind_calc_metadata_amount(struct inode *inode, sector_t lblock);
2530 extern int ext4_ind_trans_blocks(struct inode *inode, int nrblocks);
2531 extern void ext4_ind_truncate(handle_t *, struct inode *inode);
2532 extern int ext4_ind_remove_space(handle_t *handle, struct inode *inode,
2540 extern int ext4_ext_migrate(struct inode *);
2541 extern int ext4_ind_migrate(struct inode *inode);
2544 extern int ext4_dirent_csum_verify(struct inode *inode,
2546 extern int ext4_orphan_add(handle_t *, struct inode *);
2547 extern int ext4_orphan_del(handle_t *, struct inode *);
2553 			   struct inode *dir,
2559 				     struct inode *dir,
2565 extern int ext4_empty_dir(struct inode *inode);
2590 void __ext4_error_inode(struct inode *, const char *, unsigned int, ext4_fsblk_t,
2604 void __ext4_warning_inode(const struct inode *inode, const char *function,
2616 #define EXT4_ERROR_INODE(inode, fmt, a...) \  argument
2617 	ext4_error_inode((inode), __func__, __LINE__, 0, (fmt), ## a)
2619 #define EXT4_ERROR_INODE_BLOCK(inode, block, fmt, a...)			\  argument
2620 	ext4_error_inode((inode), __func__, __LINE__, (block), (fmt), ## a)
2627 #define ext4_error_inode(inode, func, line, block, fmt, ...)		\  argument
2628 	__ext4_error_inode(inode, func, line, block, fmt, ##__VA_ARGS__)
2637 #define ext4_warning_inode(inode, fmt, ...)				\  argument
2638 	__ext4_warning_inode(inode, __func__, __LINE__, fmt, ##__VA_ARGS__)
2649 #define ext4_error_inode(inode, func, line, block, fmt, ...)		\  argument
2652 	__ext4_error_inode(inode, "", 0, block, " ");			\
2674 #define ext4_warning_inode(inode, fmt, ...)				\  argument
2677 	__ext4_warning_inode(inode, "", 0, " ");			\
2858 static inline void ext4_update_i_disksize(struct inode *inode, loff_t newsize)  in ext4_update_i_disksize()  argument
2860 	WARN_ON_ONCE(S_ISREG(inode->i_mode) &&  in ext4_update_i_disksize()
2861 		     !mutex_is_locked(&inode->i_mutex));  in ext4_update_i_disksize()
2862 	down_write(&EXT4_I(inode)->i_data_sem);  in ext4_update_i_disksize()
2863 	if (newsize > EXT4_I(inode)->i_disksize)  in ext4_update_i_disksize()
2864 		EXT4_I(inode)->i_disksize = newsize;  in ext4_update_i_disksize()
2865 	up_write(&EXT4_I(inode)->i_data_sem);  in ext4_update_i_disksize()
2869 static inline int ext4_update_inode_size(struct inode *inode, loff_t newsize)  in ext4_update_inode_size()  argument
2873 	if (newsize > inode->i_size) {  in ext4_update_inode_size()
2874 		i_size_write(inode, newsize);  in ext4_update_inode_size()
2877 	if (newsize > EXT4_I(inode)->i_disksize) {  in ext4_update_inode_size()
2878 		ext4_update_i_disksize(inode, newsize);  in ext4_update_inode_size()
2884 int ext4_update_disksize_before_punch(struct inode *inode, loff_t offset,
2971 #define ext4_check_indirect_blockref(inode, bh)				\  argument
2972 	ext4_check_blockref(__func__, __LINE__, inode,			\
2974 			    EXT4_ADDR_PER_BLOCK((inode)->i_sb))
2976 #define ext4_ind_check_inode(inode)					\  argument
2977 	ext4_check_blockref(__func__, __LINE__, inode,			\
2978 			    EXT4_I(inode)->i_data,			\
2994 extern int ext4_get_max_inline_size(struct inode *inode);
2995 extern int ext4_find_inline_data_nolock(struct inode *inode);
2996 extern int ext4_init_inline_data(handle_t *handle, struct inode *inode,
2998 extern int ext4_destroy_inline_data(handle_t *handle, struct inode *inode);
3000 extern int ext4_readpage_inline(struct inode *inode, struct page *page);
3002 					 struct inode *inode,
3006 extern int ext4_write_inline_data_end(struct inode *inode,
3011 ext4_journalled_write_inline_data(struct inode *inode,
3015 					   struct inode *inode,
3020 extern int ext4_da_write_inline_data_end(struct inode *inode, loff_t pos,
3026 				     struct inode *inode);
3028 				      struct inode *parent,
3029 				      struct inode *inode);
3034 				   struct inode *dir, ext4_lblk_t block,
3038 extern struct buffer_head *ext4_find_inline_entry(struct inode *dir,
3044 				    struct inode *dir,
3048 extern int empty_inline_dir(struct inode *dir, int *has_inline_data);
3049 extern struct buffer_head *ext4_get_first_inline_block(struct inode *inode,
3052 extern int ext4_inline_data_fiemap(struct inode *inode,
3056 					 struct inode *inode,
3058 extern void ext4_inline_data_truncate(struct inode *inode, int *has_inline);
3060 extern int ext4_convert_inline_data(struct inode *inode);
3062 static inline int ext4_has_inline_data(struct inode *inode)  in ext4_has_inline_data()  argument
3064 	return ext4_test_inode_flag(inode, EXT4_INODE_INLINE_DATA) &&  in ext4_has_inline_data()
3065 	       EXT4_I(inode)->i_inline_off;  in ext4_has_inline_data()
3072 extern struct ext4_dir_entry_2 *ext4_init_dot_dotdot(struct inode *inode,
3079 					 struct inode *inode,
3124 			       struct inode *, __le32 *, unsigned int);
3136 extern int ext4_ext_tree_init(handle_t *handle, struct inode *);
3137 extern int ext4_ext_writepage_trans_blocks(struct inode *, int);
3138 extern int ext4_ext_index_trans_blocks(struct inode *inode, int extents);
3139 extern int ext4_ext_map_blocks(handle_t *handle, struct inode *inode,
3141 extern void ext4_ext_truncate(handle_t *, struct inode *);
3142 extern int ext4_ext_remove_space(struct inode *inode, ext4_lblk_t start,
3148 extern int ext4_convert_unwritten_extents(handle_t *handle, struct inode *inode,
3150 extern int ext4_map_blocks(handle_t *handle, struct inode *inode,
3152 extern int ext4_ext_calc_metadata_amount(struct inode *inode,
3154 extern int ext4_ext_calc_credits_for_single_extent(struct inode *inode,
3157 extern int ext4_can_extents_be_merged(struct inode *inode,
3160 extern int ext4_ext_insert_extent(handle_t *, struct inode *,
3163 extern struct ext4_ext_path *ext4_find_extent(struct inode *, ext4_lblk_t,
3167 extern int ext4_ext_check_inode(struct inode *inode);
3168 extern int ext4_find_delalloc_range(struct inode *inode,
3171 extern int ext4_find_delalloc_cluster(struct inode *inode, ext4_lblk_t lblk);
3173 extern int ext4_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
3175 extern int ext4_ext_precache(struct inode *inode);
3176 extern int ext4_collapse_range(struct inode *inode, loff_t offset, loff_t len);
3177 extern int ext4_insert_range(struct inode *inode, loff_t offset, loff_t len);
3178 extern int ext4_swap_extents(handle_t *handle, struct inode *inode1,
3179 				struct inode *inode2, ext4_lblk_t lblk1,
3184 extern void ext4_double_down_write_data_sem(struct inode *first,
3185 					    struct inode *second);
3186 extern void ext4_double_up_write_data_sem(struct inode *orig_inode,
3187 					  struct inode *donor_inode);
3195 extern ext4_io_end_t *ext4_init_io_end(struct inode *inode, gfp_t flags);
3233 static inline void ext4_inode_block_unlocked_dio(struct inode *inode)  in ext4_inode_block_unlocked_dio()  argument
3235 	ext4_set_inode_state(inode, EXT4_STATE_DIOREAD_LOCK);  in ext4_inode_block_unlocked_dio()
3238 static inline void ext4_inode_resume_unlocked_dio(struct inode *inode)  in ext4_inode_resume_unlocked_dio()  argument
3241 	ext4_clear_inode_state(inode, EXT4_STATE_DIOREAD_LOCK);  in ext4_inode_resume_unlocked_dio()