jblocks           258 fs/ext4/move_extent.c 	int i, err2, jblocks, retries = 0;
jblocks           271 fs/ext4/move_extent.c 	jblocks = ext4_writepage_trans_blocks(orig_inode) * 2;
jblocks           272 fs/ext4/move_extent.c 	handle = ext4_journal_start(orig_inode, EXT4_HT_MOVE_EXTENTS, jblocks);