From: Andi Kleen <ak@suse.de>
To: tglx@linutronix.de
Cc: Grzegorz Chwesewicz <grzegorz.chwesewicz@chilan.com>,
Stefan Prechtel <stefan.prechtel@googlemail.com>,
linux-kernel@vger.kernel.org, mingo@elte.hu,
Len Brown <lenb@kernel.org>, john stultz <johnstul@us.ibm.com>
Subject: Re: BUG lapic: Can't boot on battery (2.6.21-rc{1,2,3,4})
Date: Wed, 21 Mar 2007 11:37:09 +0100 [thread overview]
Message-ID: <200703211137.10884.ak@suse.de> (raw)
In-Reply-To: <1174471808.10840.28.camel@localhost.localdomain>
> The BIOS/ACPI is broken and does only expose C1, which should not switch
> off LAPIC. The BIOS is switching into deeper C-States behind the kernels
> back somehow.
Hmm, perhaps we can check AMD && (cstate >= 2 || has a battery) ?
Should be doable by looking up the battery object in ACPI
-Andi
next prev parent reply other threads:[~2007-03-21 10:40 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-19 17:10 BUG lapic: Can't boot on battery (2.6.21-rc{1,2,3,4}) Stefan Prechtel
2007-03-19 17:36 ` Thomas Gleixner
2007-03-19 17:48 ` Thomas Gleixner
2007-03-19 18:53 ` Stefan Prechtel
2007-03-19 19:17 ` Stefan Prechtel
2007-03-19 19:27 ` Thomas Gleixner
2007-03-19 19:49 ` Stefan Prechtel
2007-03-19 20:04 ` Thomas Gleixner
2007-03-19 20:35 ` Stefan Prechtel
2007-03-19 20:56 ` Thomas Gleixner
2007-03-19 21:51 ` Stefan Prechtel
2007-03-20 1:15 ` Thomas Gleixner
2007-03-20 8:23 ` Stefan Prechtel
2007-03-20 16:47 ` Grzegorz Chwesewicz
2007-03-21 9:24 ` Thomas Gleixner
2007-03-21 9:46 ` Andi Kleen
2007-03-21 10:10 ` Thomas Gleixner
2007-03-21 10:37 ` Andi Kleen [this message]
2007-03-21 11:14 ` Thomas Gleixner
2007-03-21 12:15 ` Thomas Gleixner
2007-03-21 12:33 ` Thomas Gleixner
2007-03-21 12:42 ` Andi Kleen
2007-03-21 13:04 ` Stefan Prechtel
2007-03-21 13:15 ` Thomas Gleixner
2007-03-21 14:14 ` [PATCH] i386: disable local apic timer via command line or dmi quirk Thomas Gleixner
2007-03-21 14:09 ` Ingo Molnar
2007-03-21 15:14 ` Grzegorz Chwesewicz
2007-03-22 20:42 ` Stefan Prechtel
2007-03-28 3:28 ` Len Brown
2007-03-28 3:38 ` Len Brown
2007-03-28 9:13 ` Thomas Gleixner
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