ext2_ee_len 1744 fs/ext4/extents.c unsigned short ext1_ee_len, ext2_ee_len; ext2_ee_len 1750 fs/ext4/extents.c ext2_ee_len = ext4_ext_get_actual_len(ex2); ext2_ee_len 1761 fs/ext4/extents.c if (ext1_ee_len + ext2_ee_len > EXT_INIT_MAX_LEN) ext2_ee_len 1772 fs/ext4/extents.c (ext1_ee_len + ext2_ee_len > EXT_UNWRITTEN_MAX_LEN)))