Re: [dm-devel] [PATCH 4/5] block: make blkdev_get/put() handle exclusive access

[Christoph Hellwig <hch infradead org>]

On Tue, Nov 09, 2010 at 11:34:06AM +0100, Tejun Heo wrote:
> So, after the above points, I decided to keep @mode.  It is a bit
> awkward but the other way didn't seem too hip either.  Any better
> ideas?

Let's keep it for now and revisit it later.

> That will make the number of functions multiplied by two -
> blkdev_get_by_path_stacked() and blkdev_get_by_dev_stacked().  The
> symlinking for stacked drivers is an oddball feature which is and will
> be only used by md and dm.  So, I think it's better to keep it
> separate and oddball.

Oh well.  I still don't like it, but let keeps it simple to make
progress for now.