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Re: kern/54646: Install kernel hangs attaching acpi0 on Sun X2200
The following reply was made to PR kern/54646; it has been noted by GNATS.
From: Martin Husemann <martin%duskware.de@localhost>
To: Hauke Fath <hf%spg.tu-darmstadt.de@localhost>
Subject: Re: kern/54646: Install kernel hangs attaching acpi0 on Sun X2200
Date: Thu, 24 Oct 2019 16:15:44 +0200
On Thu, Oct 24, 2019 at 03:49:30PM +0200, Hauke Fath wrote:
> On 2019-10-24 15:35, Martin Husemann wrote:
> > Could you build a custom install image (or boot a test kernel by some
> > other means) with
> > options ACPI__DIS_IS_BROKEN
> > added as sys/arch/amd64/conf/GENERIC.local
> Will do. Does this option have any unwanted side-effects, or would it be
> generally applicable for amd64 kernels?
It is not clear (a) why this code path fails [there have been various attempts
debugging our acpica bindings to see where it goes wrong], and (b) what
breakage results from not calling that _DIS method. But the number of machines
affected seems to be pretty small.
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