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xen-devel
RE: [Xen-devel] [patch]Add a new reboot method
>Since when has the number of microseconds per reboot been remotely
>relevant. It simply isn't a performance critical path. Besides which
you
>properly need to use the ACPI power off method on a newer chipset
anyway.
I use "more efficient" to mean that sometimes other methods may fail,
but this one doesn't, have nothing to do with "performance critical".
Yes, I found that 0xcf9 is mostly used in BIOS code rather than OS code,
This patch lacks enough consideration.
--Huacai
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