From: "H. Peter Anvin" <hpa@zytor.com>
To: Yinghai Lu <yinghai@kernel.org>
Cc: Ingo Molnar <mingo@kernel.org>,
Bernd Schubert <bernd.schubert@itwm.fraunhofer.de>,
linux-kernel@vger.kernel.org, Borislav Petkov <bp@alien8.de>,
Suresh Siddha <suresh.b.siddha@intel.com>,
Thomas Gleixner <tglx@linutronix.de>
Subject: Re: [regression] 3.7 ends in APIC panic
Date: Mon, 17 Dec 2012 08:56:27 -0800 [thread overview]
Message-ID: <50CF4EBB.6060602@zytor.com> (raw)
In-Reply-To: <CAE9FiQWHMMCSdrSAyf-aBKV5xmj4XAcyD0R7Mi1qN40XqE3ROQ@mail.gmail.com>
On 12/17/2012 08:53 AM, Yinghai Lu wrote:
> On Mon, Dec 17, 2012 at 6:02 AM, Ingo Molnar <mingo@kernel.org> 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.
-hpa
next prev parent reply other threads:[~2012-12-17 16:57 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-12-14 14:58 [regression] 3.7 ends in APIC panic Bernd Schubert
2012-12-16 11:35 ` Ingo Molnar
2012-12-16 15:33 ` Bernd Schubert
2012-12-16 17:43 ` Yinghai Lu
2012-12-16 17:45 ` Yinghai Lu
2012-12-16 18:01 ` Bernd Schubert
2012-12-16 18:07 ` Yinghai Lu
2012-12-16 18:28 ` Bernd Schubert
2012-12-16 19:13 ` Borislav Petkov
2012-12-16 19:46 ` Bernd Schubert
2012-12-16 20:39 ` Borislav Petkov
2012-12-17 9:34 ` Bernd Schubert
2012-12-17 10:00 ` Borislav Petkov
2012-12-17 13:11 ` Bernd Schubert
2012-12-17 9:27 ` Bernd Schubert
2012-12-17 14:02 ` Ingo Molnar
2012-12-17 16:53 ` Yinghai Lu
2012-12-17 16:56 ` H. Peter Anvin [this message]
2012-12-17 17:03 ` Yinghai Lu
-- strict thread matches above, loose matches on Subject: below --
2012-12-13 12:16 Bernd Schubert
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