Re: [RFC][PATCH] avoid creating empty nodes [0/2]

From: KAMEZAWA Hiroyuki <>
Date: 2006-03-30 10:31:02
On Wed, 29 Mar 2006 08:37:34 -0600
Jack Steiner <> wrote:
> ACPI3.0 will have a way to describe these IO nodes. We have not done the
> design but when ACPI3.0 is available, we intend to make the kernel fully
> aware of IO-only nodes. 

Then, we should set I/O nodes's pxm to pxm_online_map (I added in patch) in 
acpi_numa_arch_fixup() in addition to cpus and memory. But there are no codes
to find available I/O nodes now.
Correct ?

BTW I heared ACPI3.0 can define pxm > 256. If we support it, entire codes should
be rewrote ;(.

-- Kame

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Received on Thu Mar 30 10:35:12 2006

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