From mboxrd@z Thu Jan 1 00:00:00 1970 From: "H. Peter Anvin" Subject: Re: [PATCH 1/3] X86: Revamp reboot behaviour to match Windows more closely Date: Thu, 09 Dec 2010 14:25:05 -0800 Message-ID: <4D015741.7090500@zytor.com> References: <1291931204-5854-1-git-send-email-mjg@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1291931204-5854-1-git-send-email-mjg@redhat.com> Sender: linux-kernel-owner@vger.kernel.org To: Matthew Garrett Cc: x86@kernel.org, linux-acpi@vger.kernel.org, lenb@kernel.org, linux-kernel@vger.kernel.org List-Id: linux-acpi@vger.kernel.org On 12/09/2010 01:46 PM, Matthew Garrett wrote: > Windows reboots by hitting the ACPI reboot vector (if available), trying > the keyboard controller, hitting the ACPI reboot vector again and then > giving the keyboard controller one last go. Rework our reboot process a > little to default to matching this behaviour, although we'll fall through > to attempting a triple fault if nothing else works. > > Signed-off-by: Matthew Garrett When this was discussed before we agreed to use ACPI reboot by default with an ACPI cutoff date; this doesn't have any such cutoff. -hpa