Re: [PATCH v1 2/2] x86, apic: Disable BSP if boot cpu is AP

From: H. Peter Anvin
Date: Mon Oct 22 2012 - 20:36:40 EST

On 10/22/2012 02:29 PM, Eric W. Biederman wrote:

As I said, I thought Fenghua tried that but it didn't work, experimentally.

Fair enough. You described the problem with clearing bit 8 in a weird

If the best we can muster are fuzzy memories it may be worth revisiting.
Perhaps it works on enough cpu models to be interesting.

It isn't fuzzy memories... this was done as late as 1-2 months ago. I just don't know the details.

Fenghua, could you help fill us in?


H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.

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