Messages in this thread | | | Date | Mon, 13 Mar 2017 16:16:04 -0700 | From | Andi Kleen <> | Subject | Re: WTH is going on with memory hotplug sysf interface (was: Re: [RFC PATCH] mm, hotplug: get rid of auto_online_blocks) |
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> and ARCH_SPARSEMEM_DEFAULT is enabeld on 64b. So I guess whatever was > the reason to add this code back in 2006 is not true anymore. So I am > really wondering. Do we absolutely need to assign pages which are not > onlined yet to the ZONE_NORMAL unconditionally? Why cannot we put them > out of any zone and wait for memory online operation to put them where > requested?
I don't remember any specific reason. May have just been simplification. Should be fine to use any zone.
-Andi
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