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SubjectRe: [discuss] [Patch] 2/5 in support of hot-add memory x86_64 create arch_find_node
On Sat, 29 Jul 2006 18:25:15 +0200
Andi Kleen <> wrote:

> On Saturday 29 July 2006 04:52, keith mannthey wrote:
> > With the advent of the new ACPI hot-plug memory driver and mechanism
> > is needed to deal with ACPI add memory events that do not contain the
> > pxm (node) information. I do not believe that the add-event is required
> > to contain this information so I create a arch_find_node generic layer
> > used in the generic add_memory function.
> >
> > If add_memory is called with node < 0 arch_find_node is invoked to
> > fine the correct node to add the memory. This created the generic
> > construct of arch_find_node.
> It would be cleaner to always call add_memory from architecture specific
> code instead of such ugly hooks
Hi, Keith

I don't like insert such a check (nid < 0) in add_memory(), either.
Could you add it before calling add_memory() ?
(for example, find_pxm parh in acpi's add memory code.)


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