Re: [PATCH] x86: default to reboot via ACPI
From: Ingo Molnar
Date: Mon Aug 25 2008 - 06:33:21 EST
* Avi Kivity <avi@xxxxxxxxxxxx> wrote:
> Triple-fault and keyboard reset may assert INIT instead of RESET;
> however INIT is blocked when Intel VT is enabled. This leads to a
> partially reset machine when invoking emergency_restart via sysrq-b:
> the processor is still working but other parts of the system are dead.
>
> Default to rebooting via ACPI, which correctly asserts RESET and
> reboots the machine.
>
> This is safe since we will fall back to keyboard reset and triple
> fault if acpi is not enabled or if the reset is not successful.
>
> Signed-off-by: Avi Kivity <avi@xxxxxxxxxxxx>
applied to tip/x86/reboot - thanks Avi!
Ingo
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