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Date:	Mon, 3 Mar 2008 02:30:19 -0800
From:	"Yinghai Lu" <yhlu.kernel@...il.com>
To:	"Ingo Molnar" <mingo@...e.hu>
Cc:	"Greg KH" <gregkh@...e.de>, "Muli Ben-Yehuda" <muli@...ibm.com>,
	"Zhao Yakui" <yakui.zhao@...el.com>, lenb@...nel.org,
	linux-acpi@...r.kernel.org,
	"Linux Kernel Mailing List" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ACPI: Unneccessary to scan the PCI bus already scanned.

On Mon, Mar 3, 2008 at 2:11 AM, Ingo Molnar <mingo@...e.hu> wrote:
>
>  i also had to hand-merge the x86.git#testing patch below - could you
>  double-check that it's needed in this form?
>
>         Ingo
>
>  ----------->
>  Subject: x86/acpi: make dev_to_node return online node
>  From: Yinghai Lu <Yinghai.Lu@....COM>
>  Date: Wed, 20 Feb 2008 12:41:52 -0800
>
>  some numa system (with multi HT chains) may return node without ram. aka it
>  is not online. Try to get an online node, otherwise return -1
>
>  Signed-off-by: Yinghai Lu <yinghai.lu@....com>
>  Signed-off-by: Ingo Molnar <mingo@...e.hu>
>  ---
>   arch/x86/pci/acpi.c |    3 +++
>   1 file changed, 3 insertions(+)
>
>  Index: linux-x86.q/arch/x86/pci/acpi.c
>  ===================================================================
>  --- linux-x86.q.orig/arch/x86/pci/acpi.c
>  +++ linux-x86.q/arch/x86/pci/acpi.c
>  @@ -213,6 +213,9 @@ struct pci_bus * __devinit pci_acpi_scan
>                 set_mp_bus_to_node(busnum, node);
>         else
>                 node = get_mp_bus_to_node(busnum);
>  +
>  +       if (node != -1 && !node_online(node))
>  +               node = -1;
>   #endif

still needed...

YH
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