Messages in this thread | | | Date | Mon, 8 Apr 2013 13:55:53 -0700 | From | Andrew Morton <> | Subject | Re: [PATCH 0/2] mm: vmemmap: add vmemmap_verify check for hot-add node/memory case |
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On Mon, 8 Apr 2013 11:40:11 -0700 Yinghai Lu <yinghai@kernel.org> wrote:
> On Mon, Apr 8, 2013 at 2:56 AM, Lin Feng <linfeng@cn.fujitsu.com> wrote: > > In hot add node(memory) case, vmemmap pages are always allocated from other > > node, > > that is broken, and should be fixed. > vmemmap should be on local node even for hot add node. >
That would be nice.
I don't see much value in the added warnings, really. Because there's nothing the user can *do* about them, apart from a) stop using NUMA, b) stop using memory hotplug, c) become a kernel MM developer or d) switch to Windows.
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