Re: md: Use new topology calls to indicate alignment and I/O sizes

From: Neil Brown
Date: Tue Jun 30 2009 - 19:58:07 EST


On Tuesday June 30, snitzer@xxxxxxxxxx wrote:
>
> Neil,
>
> Any chance you could make a formal pull request for this MD topology
> support patch for 2.6.31-rc2?

Yes.. I want to include a couple of other patches in the same batch
and I've been a bit distracted lately (by a cold among other things).
I'll try to get this sorted out today.

>
> NOTE: all the disk_stack_limits() calls must pass the 3rd 'offset' arg
> in terms of bytes and _not_ sectors. So all of MD's calls to
> disk_stack_limits() should pass: rdev->data_offset << 9

Noted, thanks.

NeilBrown
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