Re: [PATCH V2] x86: Fix an issue with invalid ACPI NUMA config

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On Thu, Dec 20, 2018 at 09:13:12AM -0800, Dave Hansen wrote:
> On 12/20/18 7:12 AM, Bjorn Helgaas wrote:
> >> Other than the error we might be able to use acpi_map_pxm_to_online_node
> >> for this, or call both acpi_map_pxm_to_node and acpi_map_pxm_to_online_node
> >> and compare the answers to verify we are getting the node we want?
> > Where are we at with this?  It'd be nice to resolve it for v4.21, but
> > it's a little out of my comfort zone, so I don't want to apply it
> > unless there's clear consensus that this is the right fix.
> 
> I still think the fix in this patch sweeps the problem under the rug too
> much.  But, it just might be the best single fix for backports, for
> instance.

Sounds like we should first find the best fix, then worry about how to
backport it.  So I think we have a little more noodling to do, and
I'll defer this for now.

Bjorn



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