55 static void swap_inode_data(struct inode *inode1, struct inode *inode2)  in swap_inode_data()
94 				struct inode *inode)  in swap_inode_boot_loader()  argument
98 	struct inode *inode_bl;  in swap_inode_boot_loader()
102 	if (inode->i_nlink != 1 || !S_ISREG(inode->i_mode))  in swap_inode_boot_loader()
105 	if (!inode_owner_or_capable(inode) || !capable(CAP_SYS_ADMIN))  in swap_inode_boot_loader()
113 	filemap_flush(inode->i_mapping);  in swap_inode_boot_loader()
118 	lock_two_nondirectories(inode, inode_bl);  in swap_inode_boot_loader()
120 	truncate_inode_pages(&inode->i_data, 0);  in swap_inode_boot_loader()
124 	ext4_inode_block_unlocked_dio(inode);  in swap_inode_boot_loader()
126 	inode_dio_wait(inode);  in swap_inode_boot_loader()
136 	ext4_double_down_write_data_sem(inode, inode_bl);  in swap_inode_boot_loader()
155 	swap_inode_data(inode, inode_bl);  in swap_inode_boot_loader()
157 	inode->i_ctime = inode_bl->i_ctime = ext4_current_time(inode);  in swap_inode_boot_loader()
160 	inode->i_generation = sbi->s_next_generation++;  in swap_inode_boot_loader()
164 	ext4_discard_preallocations(inode);  in swap_inode_boot_loader()
166 	err = ext4_mark_inode_dirty(handle, inode);  in swap_inode_boot_loader()
168 		ext4_warning(inode->i_sb,  in swap_inode_boot_loader()
170 			inode->i_ino, err);  in swap_inode_boot_loader()
172 		swap_inode_data(inode, inode_bl);  in swap_inode_boot_loader()
180 			swap_inode_data(inode, inode_bl);  in swap_inode_boot_loader()
181 			ext4_mark_inode_dirty(handle, inode);  in swap_inode_boot_loader()
185 	ext4_double_up_write_data_sem(inode, inode_bl);  in swap_inode_boot_loader()
188 	ext4_inode_resume_unlocked_dio(inode);  in swap_inode_boot_loader()
190 	unlock_two_nondirectories(inode, inode_bl);  in swap_inode_boot_loader()
207 	struct inode *inode = file_inode(filp);  in ext4_ioctl()  local
208 	struct super_block *sb = inode->i_sb;  in ext4_ioctl()
209 	struct ext4_inode_info *ei = EXT4_I(inode);  in ext4_ioctl()
226 		if (!inode_owner_or_capable(inode))  in ext4_ioctl()
236 		flags = ext4_mask_flags(inode->i_mode, flags);  in ext4_ioctl()
239 		mutex_lock(&inode->i_mutex);  in ext4_ioctl()
241 		if (IS_NOQUOTA(inode))  in ext4_ioctl()
278 			ext4_truncate(inode);  in ext4_ioctl()
280 		handle = ext4_journal_start(inode, EXT4_HT_INODE, 1);  in ext4_ioctl()
285 		if (IS_SYNC(inode))  in ext4_ioctl()
287 		err = ext4_reserve_inode_write(handle, inode, &iloc);  in ext4_ioctl()
295 				ext4_set_inode_flag(inode, i);  in ext4_ioctl()
297 				ext4_clear_inode_flag(inode, i);  in ext4_ioctl()
300 		ext4_set_inode_flags(inode);  in ext4_ioctl()
301 		inode->i_ctime = ext4_current_time(inode);  in ext4_ioctl()
303 		err = ext4_mark_iloc_dirty(handle, inode, &iloc);  in ext4_ioctl()
310 			err = ext4_change_inode_journal_flag(inode, jflag);  in ext4_ioctl()
315 				err = ext4_ext_migrate(inode);  in ext4_ioctl()
317 				err = ext4_ind_migrate(inode);  in ext4_ioctl()
321 		mutex_unlock(&inode->i_mutex);  in ext4_ioctl()
327 		return put_user(inode->i_generation, (int __user *) arg);  in ext4_ioctl()
335 		if (!inode_owner_or_capable(inode))  in ext4_ioctl()
338 		if (ext4_has_metadata_csum(inode->i_sb)) {  in ext4_ioctl()
352 		mutex_lock(&inode->i_mutex);  in ext4_ioctl()
353 		handle = ext4_journal_start(inode, EXT4_HT_INODE, 1);  in ext4_ioctl()
358 		err = ext4_reserve_inode_write(handle, inode, &iloc);  in ext4_ioctl()
360 			inode->i_ctime = ext4_current_time(inode);  in ext4_ioctl()
361 			inode->i_generation = generation;  in ext4_ioctl()
362 			err = ext4_mark_iloc_dirty(handle, inode, &iloc);  in ext4_ioctl()
367 		mutex_unlock(&inode->i_mutex);  in ext4_ioctl()
501 		if (!inode_owner_or_capable(inode))  in ext4_ioctl()
513 		mutex_lock(&(inode->i_mutex));  in ext4_ioctl()
514 		err = ext4_ext_migrate(inode);  in ext4_ioctl()
515 		mutex_unlock(&(inode->i_mutex));  in ext4_ioctl()
523 		if (!inode_owner_or_capable(inode))  in ext4_ioctl()
529 		err = ext4_alloc_da_blocks(inode);  in ext4_ioctl()
542 		err = swap_inode_boot_loader(sb, inode);  in ext4_ioctl()
619 		return ext4_ext_precache(inode);  in ext4_ioctl()
632 		err = ext4_process_policy(&policy, inode);  in ext4_ioctl()
680 		if (!ext4_encrypted_inode(inode))  in ext4_ioctl()
682 		err = ext4_get_policy(inode, &policy);  in ext4_ioctl()