Re: [regression] 3.7 ends in APIC panic

From: H. Peter Anvin
Date: Mon Dec 17 2012 - 11:56:51 EST

On 12/17/2012 08:53 AM, Yinghai Lu wrote:
> On Mon, Dec 17, 2012 at 6:02 AM, Ingo Molnar <mingo@xxxxxxxxxx> wrote:
>> I suspect this needs to be fixed/improved: currently it's way
>> too easy to disable x2apic support accidentally.
> We can just enable x2apic by default when CONFIG_EMBEDDED is not set.

Yes, although we should expect to have to blacklist hosts more aggressively.

Unfortunately we still don't have a good distinction between the
ThinkPads that have broken BIOSes when x2apic is on and those that don't.


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