Any objections/comments on axing out old ATA stack?

[Steve Kargl]

On Wed, Mar 27, 2013 at 11:35:35PM +0200, Alexander Motin wrote:
> On 27.03.2013 23:32, Steve Kargl wrote:
> > On Wed, Mar 27, 2013 at 11:22:14PM +0200, Alexander Motin wrote:
> >> Hi.
> >>
> >> Since FreeBSD 9.0 we are successfully running on the new CAM-based ATA
> >> stack, using only some controller drivers of old ata(4) by having
> >> `options ATA_CAM` enabled in all kernels by default. I have a wish to
> >> drop non-ATA_CAM ata(4) code, unused since that time from the head
> >> branch to allow further ATA code cleanup.
> >>
> >> Does any one here still uses legacy ATA stack (kernel explicitly built
> >> without `options ATA_CAM`) for some reason, for example as workaround
> >> for some regression?
> >
> > Yes, I use the legacy ATA stack.
> 
> On 9.x or HEAD where new one is default?

Head.

> >> Does anybody have good ideas why we should not drop
> >> it now?
> >
> > Because it works?
> 
> Any problems with new one?
> 

Last time I tested the new one, and this was several months
ago, the system (a Dell Latitude D530 laptop) would not boot.

-- 
Steve