[dm-devel] Re: expose dm-stripe target's topology I/O hints

Mike Snitzer snitzer at redhat.com
Wed Aug 5 13:07:51 UTC 2009


On Fri, Jul 10 2009 at  5:33pm -0400,
Mike Snitzer <snitzer at redhat.com> wrote:

> Add .io_hints to 'struct target_type' to allow the I/O hints portion of
> the 'struct queue_limits' to be set by each target.  Expose dm-stripe
> target's topology I/O hints.
> 
> NOTE: This patch makes use of blk_limits_io_min(); which will be
> upstream, via the block tree, in the near future.

Linus has pulled in the block changes that this patch depends on; see
linux-2.6 commits:
7c958e32649e0c35801762878fb0b6da8c55a515
70dd5bf3b99964d52862ad2810c24cc32a553535

So this .io_hints patch is good to go upstream now.

Mike




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