RE: Variable ticks

From: Brown, Len
Date: Mon Jul 25 2005 - 16:21:54 EST

>>>Question one, are there other actions to consider?
>> Yes.
>> Speaking for ACPI C3 state, note that DMA also
>> wakes up the CPU -- even if there was no device interrupt.
>> (aka, "the trouble with USB")
>Trouble? Why would USB do DMA unless there was a device activity?

look here:

Linux is working on it too, but it is in development.

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