Messages in this thread | | | Date | Tue, 09 Apr 2013 10:07:11 +0800 | From | Lin Feng <> | Subject | Re: [PATCH 2/2] mm: vmemmap: arm64: add vmemmap_verify check for hot-add node case |
| |
Hi will,
On 04/08/2013 06:55 PM, Will Deacon wrote: > Given that we don't have NUMA support or memory-hotplug on arm64 yet, I'm > not sure that this change makes much sense at the moment. early_pfn_to_nid > will always return 0 and we only ever have one node. > > To be honest, I'm not sure what that vmemmap_verify check is trying to > achieve anyway. ia64 does some funky node affinity initialisation early on > but, for the rest of us, it looks like we always just check the distance > from node 0.
Sorry for my noise to arm people.
Yes, not everyone cares about vmemmap_verify(), as you described it's not necessary to arm64 at all.
thanks, linfeng
| |