linux-kernel - Re: [PATCH] x86_64: store Socket ID in phys_proc

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Date:	Tue, 17 Oct 2006 19:53:08 +0200
From:	Andi Kleen <ak@....de>
To:	Yinghai Lu <yinghai.lu@....com>
Cc:	linux kernel mailing list <linux-kernel@...r.kernel.org>,
	yhlu.kernel@...il.com
Subject: Re: [PATCH] x86_64: store Socket ID in phys_proc_id

On Tue, Oct 17, 2006 at 08:34:47AM -0700, Yinghai Lu wrote:
> Current code store phys_proc_id with init APIC ID, and later will change
> to apicid>>bits.
> 
> So for the apic id lifted system, for example BSP with apicid 0x10, the
> phys_proc_id will be 8.

How is that a problem? 


> This patch use initial APIC ID to get Socket ID.
> 
> It also removed ht_nodeid calculating, because We already have correct
> socket id for sure.

we've had cases where it wasn't identical, that is when i originally
added that code.

-Andi
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