Re: [Lhms-devel] [RFC/PATCH: 002/010] Memory hotplug for new nodeswith pgdat allocation. (Wait table and zonelists initalization)

From: Dave Hansen
Date: Fri Feb 10 2006 - 11:31:43 EST

On Fri, 2006-02-10 at 23:20 +0900, Yasunori Goto wrote:
> This patch is to initialize wait table and zonelists for new pgdat.
> When new node is added, free_area_init_node() is called to initialize
> pgdat. But, wait table must be allocated by kmalloc (not bootmem) for
> it.
> And, zonelists is accessed from any other process every time,
> So, stop_machine_run() is used for safety update.

I do notice that you're not using init_currently_empty_zone() to
initialize currently empty zones. Why?

-- Dave

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