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SubjectRe: [Regression] PCI resources allocation problem on HP nx6325
On Sun, Aug 02, 2009 at 10:19:42AM -0700, Linus Torvalds wrote:
> On Sun, 2 Aug 2009, Matthew Wilcox wrote:
> >
> > It *might* break HP's ia64 machines. I have this feeling that the serial
> > ports may be claimed in the resource tree before the PCI resources are
> > claimed (and then they need to nest under a PCI bus).
> >
> > How about this variant which will insert_resource for _bus_ resources,
> > but request_resource for _device_ resources?
> Ugh. Please no. Hackery like this will just lead to unmaintainable crud in
> the long run. Can you just fix ia64 instead? The firmware resources should
> be added _after_ the PCI resource tree has been walked, not before.

I'll take a look later if Andrew doesn't beat me to it. I still happen
to have two of those machines in my basement. But my wife is hassling
me to go out now (it's not crazy 40C in Ottawa ...)

Matthew Wilcox Intel Open Source Technology Centre
"Bill, look, we understand that you're interested in selling us this
operating system, but compare it to ours. We can't possibly take such
a retrograde step."

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