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Date: Tue, 13 Sep 2016 15:11:33 +0300
From: Slawa Olhovchenkov <slw@zxy.spb.ru>
To: Andriy Gapon <avg@FreeBSD.org>
Cc: Konstantin Belousov <kostikbel@gmail.com>, stable@FreeBSD.org
Subject: Re: X2APIC support
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On Tue, Sep 13, 2016 at 03:04:13PM +0300, Andriy Gapon wrote:

> On 12/09/2016 20:53, Slawa Olhovchenkov wrote:
> > boot_cpu_id = 255
> 
> I think that this points towards the BIOS not configuring the BSP LAPIC
> correctly when you select that combination of BIOS options.
> That's weird, but I fail to find any other explanation.
> 
> If wonder what would happen if you disable X2APIC_OPT_OUT and set
> hw.x2apic_enable=0 in loader.conf or at the loader prompt.

Boot OK w/o hw.x2apic_enable=0, only with disable X2APIC_OPT_OUT.