[PATCH 7/9] xfs: add support for passing in write hints for buffered writes

[Christoph Hellwig]

> +	ioend->io_bio->bi_opf |= write_hint_to_opf(inode_write_hint(ioend->io_inode));

Too long line again.

I think simply adding an inode_hint_to_opf() flag would make the various
opencoded versions of the above call a little easier to read.