linux-kernel - Re: 2.6.27rc1 cannot boot more than 8CPUs

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Date:	Wed, 6 Aug 2008 17:42:07 +0800
From:	"Jeff Chua" <jeff.chua.linux@...il.com>
To:	"Yinghai Lu" <yhlu.kernel@...il.com>
Cc:	"David Miller" <davem@...emloft.net>, linux-kernel@...r.kernel.org
Subject: Re: 2.6.27rc1 cannot boot more than 8CPUs

On Wed, Aug 6, 2008 at 5:35 PM, Jeff Chua <jeff.chua.linux@...il.com> wrote:
> On Wed, Aug 6, 2008 at 4:49 PM, Yinghai Lu <yhlu.kernel@...il.com> wrote:
>> do you have
>> CONFIG_X86_GENERICARCH=y
>> CONFIG_X86_BIGSMP=y
>> 8 more cpu need bigsmp mode.
> Are these the ones that supposed to be set? Any, can't find a place to
> set these using menuconfig.
>
> # CONFIG_X86_GENERICARCH is not set
> # CONFIG_X86_VSMP is not set

Sorry, found it. These are not obvious. I had selected
"Subarchitecture Type (PC-compatible)" and could find a place to set
CONFIG_X86_GENERICARCH.

Just found it under " Subarchitecture Type (Generic architecture)",
and then it shows the CONFIG_X86_BIGSMP option.

Ok, compiling and testing now.

Jeff.
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