Messages in this thread | | | Date | Mon, 1 Jul 2019 14:46:28 +0200 | From | Michal Hocko <> | Subject | Re: [PATCH v3 02/11] s390x/mm: Fail when an altmap is used for arch_add_memory() |
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On Mon 01-07-19 09:43:06, Michal Hocko wrote: > On Mon 27-05-19 13:11:43, David Hildenbrand wrote: > > ZONE_DEVICE is not yet supported, fail if an altmap is passed, so we > > don't forget arch_add_memory()/arch_remove_memory() when unlocking > > support. > > Why do we need this? Sure ZONE_DEVICE is not supported for s390 and so > might be the case for other arches which support hotplug. I do not see > much point in adding warning to each of them.
I would drop this one. If there is a strong reason to have something like that it should come with a better explanation and it can be done on top. -- Michal Hocko SUSE Labs
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