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SubjectRe: + mm-fix-panic-in-__alloc_pages.patch added to -mm tree
On Tue 16-11-21 13:30:45, Christoph Lameter wrote:
> On Mon, 15 Nov 2021, Dennis Zhou wrote:
>
> > I need some clarification here. It sounds like memoryless nodes work on
> > x86, but hotplug + memoryless nodes isn't a supported use case or you're
> > introducing it as a new use case?
>
> Could you do that step by step?
>
> First add the new node and ensure everything is ok and that the memory is
> online.
>
> *After* that is done bring up the new processor and associate the
> processor with *online* memory.

We are discussing that in the original thread -
http://lkml.kernel.org/r/YZN3ExwL7BiDS5nj@dhcp22.suse.cz

This patch is a a workaround that problem in the pcp code.


--
Michal Hocko
SUSE Labs

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