fs/ext4/inode.c

4326 				struct inode *inode, struct ext4_iloc *iloc,
4335 	iloc->bh = NULL;
4340 	iloc->block_group = (ino - 1) / EXT4_INODES_PER_GROUP(sb);
4341 	gdp = ext4_get_group_desc(sb, iloc->block_group, NULL);
4351 	iloc->offset = (inode_offset % inodes_per_block) * EXT4_INODE_SIZE(sb);
4357 			   "block_group %u", block, iloc->block_group);
4409 				(struct ext4_inode *) (bh->b_data + iloc->offset);
4465 	iloc->bh = bh;
4470 					struct ext4_iloc *iloc)
4475 	ret = __ext4_get_inode_loc(inode->i_sb, inode->i_ino, NULL, iloc,
4485 int ext4_get_inode_loc(struct inode *inode, struct ext4_iloc *iloc)
4490 	ret = __ext4_get_inode_loc(inode->i_sb, inode->i_ino, inode, iloc,
4502 			  struct ext4_iloc *iloc)
4504 	return __ext4_get_inode_loc(sb, ino, NULL, iloc, NULL);
4652 	struct ext4_iloc iloc;
4695 	iloc.bh = NULL;
4697 	ret = __ext4_get_inode_loc_noinmem(inode, &iloc);
4700 	raw_inode = ext4_raw_inode(&iloc);
4824 	ei->i_block_group = iloc.block_group;
4967 	brelse(iloc.bh);
4972 	brelse(iloc.bh);
5042  * The caller must have write access to iloc->bh.
5046 				struct ext4_iloc *iloc)
5048 	struct ext4_inode *raw_inode = ext4_raw_inode(iloc);
5050 	struct buffer_head *bh = iloc->bh;
5173 		struct ext4_iloc iloc;
5175 		err = __ext4_get_inode_loc_noinmem(inode, &iloc);
5183 			sync_dirty_buffer(iloc.bh);
5184 		if (buffer_req(iloc.bh) && !buffer_uptodate(iloc.bh)) {
5185 			ext4_error_inode_block(inode, iloc.bh->b_blocknr, EIO,
5189 		brelse(iloc.bh);
5685  * Give this, we know that the caller already has write access to iloc->bh.
5688 			 struct inode *inode, struct ext4_iloc *iloc)
5693 		put_bh(iloc->bh);
5699 	get_bh(iloc->bh);
5702 	err = ext4_do_update_inode(handle, inode, iloc);
5703 	put_bh(iloc->bh);
5709  * iloc->bh.  This _must_ be cleaned up later.
5714 			 struct ext4_iloc *iloc)
5721 	err = ext4_get_inode_loc(inode, iloc);
5723 		BUFFER_TRACE(iloc->bh, "get_write_access");
5725 						    iloc->bh, EXT4_JTR_NONE);
5727 			brelse(iloc->bh);
5728 			iloc->bh = NULL;
5737 				     struct ext4_iloc *iloc,
5759 	raw_inode = ext4_raw_inode(iloc);
5800 					  struct ext4_iloc iloc,
5825 	error = __ext4_expand_extra_isize(inode, new_extra_isize, &iloc,
5834 			    struct ext4_iloc *iloc)
5841 		brelse(iloc->bh);
5849 		brelse(iloc->bh);
5855 	BUFFER_TRACE(iloc->bh, "get_write_access");
5856 	error = ext4_journal_get_write_access(handle, inode->i_sb, iloc->bh,
5859 		brelse(iloc->bh);
5863 	error = __ext4_expand_extra_isize(inode, new_extra_isize, iloc,
5866 	rc = ext4_mark_iloc_dirty(handle, inode, iloc);
5892 	struct ext4_iloc iloc;
5898 	err = ext4_reserve_inode_write(handle, inode, &iloc);
5904 					       iloc, handle);
5906 	err = ext4_mark_iloc_dirty(handle, inode, &iloc);