Re: [patch][Intel-IOMMU] Fix for IOMMU early crash

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On Wed, Sep 12, 2007 at 05:48:52AM +1000, Paul Mackerras wrote:
> Keshavamurthy, Anil S writes:
> 
> > Subject: Fix IOMMU early crash
> > 
> > This patch avoids copying pci_bus's->sysdata to
> > pci_dev's->sysdata as one can easily obtain
> > the same through pci_dev->bus->sysdata.
> 
> At the moment this will cause ppc64 to crash, since we rely on
> pci_dev->sysdata pointing to some node in the firmware device tree,
> either the device's node or the node for a parent bus.
> 
> We could change the ppc64 code to use pci_dev->bus->sysdata in the
> case when pci_dev->sysdata is NULL, which would fix the problem.  I
> think that change should be incorporated as part of this patch so that
> we don't break git bisection.
Can I expect the ppc64 code changes from you? 
Once I get your, I will merge with mine and post it again.
> 
> In other words I don't want to see this patch applied as it stands.
Yup, I agree with you.

-Anil
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