Re: "ide=reverse" do we still need this?

[Michael Ellerman]

On Wed, 2008-02-13 at 13:46 +0100, Rene Herman wrote:
> On 13-02-08 13:16, Michael Ellerman wrote:
> 
> > On Wed, 2008-02-13 at 13:06 +0100, Rene Herman wrote:
> >> On 13-02-08 05:44, Greg KH wrote:
> >>
> >>>> While details escape me somewhat again at the monment, a few months ago
> >>>> I was playing around with a PCI Promise IDE controller and needed
> >>>> ide=reverse to save me from having to switch disks around to still have
> >>>> a bootable system.
> >>>>
> >>>> Or some such. Not too clear anymore, but I remember it saved the day.
> >>> You couldn't just change the boot disk in grub?
> >>>
> >>> Or use an initramfs and /dev/disk/by-id/ to keep any future moves stable?
> >> No. The thing is that you need these kinds of hacks while messing with old 
> >> systems, building and stripping them, often in recovery type of situations.
> >>
> >> As said (same as the other person I saw reacting) details of what was most 
> >> decidedly needed last time around escape me at the moment, but ide=reverse 
> >> is the kind of hack that saves one hours of unscrewing computer cases and 
> >> switching disks around while building stuff, making quick tests, doing 
> >> recovery...
> >>
> >> If it must go for the greater architectural good, so be it, but it's the 
> >> type of thing that's used specifically in the situations where you don't 
> >> have stable, well arranged (or known!) setups to begin with.
> > 
> > I might be off the deep end, but isn't this what
> > Documentation/feature-removal-schedule.txt is for?
> 
> Documentation/feature-removal-schedule.txt is for asking/discussing whether 
> or not features should be removed? No, I don't think so. It seems to be a 
> schedule of when to remove features.

Well it's sort of both I think. It's a schedule, but if enough people
complain that something's being removed then it can be reconsidered
before it's removed.

cheers

-- 
Michael Ellerman
OzLabs, IBM Australia Development Lab

wwweb: http://michael.ellerman.id.au
phone: +61 2 6212 1183 (tie line 70 21183)

We do not inherit the earth from our ancestors,
we borrow it from our children. - S.M.A.R.T Person

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