From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752142Ab1HFHCR (ORCPT ); Sat, 6 Aug 2011 03:02:17 -0400 Received: from terminus.zytor.com ([198.137.202.10]:40109 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750988Ab1HFHCQ (ORCPT ); Sat, 6 Aug 2011 03:02:16 -0400 References: <20110727125651.GH3010@suse.de> <20110806065635.GE13220@elte.hu> User-Agent: K-9 Mail for Android In-Reply-To: <20110806065635.GE13220@elte.hu> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH] x86: Add reboot quirk for Dell Precision M4600 From: "H. Peter Anvin" Date: Sat, 06 Aug 2011 00:01:24 -0700 To: Ingo Molnar , Mel Gorman CC: tglx@linutronix.de, bruno@ioda-net.ch, mjg@redhat.com, linux-kernel@vger.kernel.org Message-ID: <24c471f7-80f5-4102-a12b-d6245c8d0921@email.android.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Ingo Molnar wrote: > >* Mel Gorman wrote: > >> ACPI reboot does not work for Dell Precision M4600. Detect this >> machine via DMI and force the use of the PCI reboot method. >> >> Reported-and-tested-by: Bruno Friedmann >> Signed-off-by: Mel Gorman >> --- >> arch/x86/kernel/reboot.c | 9 +++++++++ >> 1 files changed, 9 insertions(+), 0 deletions(-) > >Weird - ACPI is the default Windows method of reboot - how come it >does not work on that box? Does Windows work around this specific >machine (unlikely), or is our ACPI boot sequence not 100% compatible >with the Windows method (more likely IMO)? > >Thanks, > > Ingo It seems almost all the affected machines are Dell, too... very odd, no? -- Sent from my mobile phone. Please excuse my brevity and lack of formatting.