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Re: Breaking X.Org on sparc (was: Bug#514418: [FIX]: ultra45 boot failing...)



Bastian Blank wrote:
> Hi
> 
> We introduced a workaround by reverting a removal in the kernel to allow
> the current X.Org on sparc work. However this patch is not supportable
> and breaks all newer machines quite badly.
> 
> This means that we have to back it out again and the only question is if
> we will do that for r0 or r1.

I think it's best to delay that to r1. Can someone please provide a text
for the release notes to describe the problem, TIA?

Cheers

Luk

> ----- Forwarded message from Bastian Blank <waldi@debian.org> -----
> 
> Package: linux-2.6
> Version: 2.6.26-13
> Severity: grave
> 
> I consider this RC. We'll break X.org either for r0 or r1.
> 
> debian-sparc: Please provide someone who wants to take over sparc
> architecture maintenance of the Linux packages.
> 
> On Sat, Feb 07, 2009 at 10:45:31AM +0000, Jurij Smakov wrote:
>> On Fri, Feb 06, 2009 at 11:11:44PM -0800, David Miller wrote:
>>> The patch:
>>>
>>> 	debian/patches/bugfix/sparc/arch_pci_hostcontroller_workaround.patch
>>>
>>> causes ultra45 (and other PCI-Express based workstations) to
>>> hard reset when the PCI bus is initially scanned by the kernel.
>>>
>>> Please revert this patch from the debian kernel in Lenny and
>>> anywhere else it appears.
>>>
>>> The code in that patch creating dummy PCI root host controller nodes
>>> is wrong and does nothing other than cause trouble.  If it fixes some
>>> problem with the X server for PCI devices on sparc64 that problem
>>> needs to be fixed some other way.
>>>
>>> Thank you.
>> I believe that we are just a few days from Lenny release, so uploading 
>> a new kernel and rebuilding debian-installer might not be an option 
>> at this point, unfortunately. The best we can probably do is include 
>> the fixed kernel in the point release, but that's up to kernel team 
>> to decide. 
> 
> ----- End forwarded message -----
> 


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