linux-kernel - Re: [PATCH]X86:reboot.c Add some dmi entries to pci_reboot_dmi

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Message-ID: <20100601212901.GA18390@srcf.ucam.org>
Date:	Tue, 1 Jun 2010 22:29:01 +0100
From:	Matthew Garrett <mjg59@...f.ucam.org>
To:	"Justin P. Mattock" <justinmattock@...il.com>
Cc:	x86@...nel.org, tglx@...utronix.de, linux-kernel@...r.kernel.org
Subject: Re: [PATCH]X86:reboot.c Add some dmi entries to
	pci_reboot_dmi_table.

On Tue, Jun 01, 2010 at 02:26:01PM -0700, Justin P. Mattock wrote:
> On 06/01/2010 02:12 PM, Matthew Garrett wrote:
>> some level. How about the following (again, run as root):
>>
>> #include<sys/io.h>
>>
>> int main() {
>> 	iopl(3);
>> 	outb(0xfe, 0x64);
>> 	return 0;
>> }
>>

So, just to be clear, you run this as root and it immediately returns 
you to the prompt? This seems unlikely.

> ahh!! I see now:
> grep 0x64 *.dsl

No, that's unrelated.

-- 
Matthew Garrett | mjg59@...f.ucam.org
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