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SubjectRe: [PATCH 20/20] x86_64: Move CPU verification code to common file
Oleg Verych wrote:
> On Fri, Nov 17, 2006 at 10:59:32PM -0800, H. Peter Anvin wrote:
>> Oleg Verych wrote:
>>> It will burn CPU, until power cycle will be done (my AMD64 laptop and
>>> Intel's amd64 destop PC require that). In case of reboot timeout (or
>>> just reboot with jump to BIOS), i will just choose another image to boot
>>> or will press F8 to have another boot device.
>>>
>> That's a fairly stupid argument, since it assumes operator intervention,
>> at which point you have access to the machine anyway.
>
> I would never call *power cycle* stupid, just because from physics
> point of veiw.
>
> Example. I have my flower.upol.cz many kilometers far away from me.
> I used to boot it from that flash (new hardware, sata problems, etc).
>
> When something goes wrong with rc kernel or power source, bum.
> And i had to move my ass there, just to press reset. Because.

Yes, and you would have to do that to press F8 too.

> While i have "power on, on AC failures" in BIOS, *sometimes* flash
> will not boot (i don't know why, maybe it's GRUB+flash-read,
> or BIOS usb hdd implementation specific).

I was making the point that there is unattended recovery possible. That
makes it a significant argument. That a user on a laptop has to wait
four seconds pushing the power button is not.

-hpa
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