[dm-devel] Re: [PATCH] RFC: have dm-mpath use already attached scsi_dh

[Alasdair G Kergon]

On Wed, Apr 22, 2009 at 10:32:24AM -0700, Chandra Seetharaman wrote:
> I agree with Hannes, that we should allow multipath to override the
> default attachment, mainly to give control to the user.
> But, I have a small issue with the attached patch. See below.
> I prefer not to detach a previously attached hardware handler, if
> multipath doesn't have any handler associated with the device. Leaving
> it will not do any hard to multipath as the multipath layer would not
> call scsi_dh_activate for the device.
 
On balance, I'm inclined to agree - too many layers of config overlapping
here.

If you agree, would one of you like to submit the patch to dm-devel properly,
with appropriate signoffs and a descriptive patch header?

Alasdair
-- 
agk at redhat.com