On Sat, Apr 28, 2012 at 12:44:28AM -0400, Mike Snitzer wrote:
> Required to support a target's use of a non power of 2 blocksize.

For which targets?
(merge_bvec supported?)

> + boundary = ti->split_io - do_div(tmp, ti->split_io);

sector_div()?

What about 32-bit arch + LBD + large split_io (from raid?)
- Is a 32-bit restriction on split_io unreasonable nowadays?
- OR reasonable on 32bit/LBD?
- OR fallback to old code there?

Alasdair

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