[Techteam] XO-1.5 Kernel Update (i.e My Weekly Status)

david at lang.hm david at lang.hm
Mon Jul 20 16:50:16 EDT 2009

On Mon, 20 Jul 2009, Richard A. Smith wrote:

> Benjamin M. Schwartz wrote:
>> To handle unpredictable interrupts, cpuidle uses recent history to predict
>> the frequency of future interrupts, and then chooses processor states to
>> meet an associated latency requirement.  It seems likely to me that this
>> will avoid any need for a special idleness API.
> How will it do with an app like acoustic measure?

if the mic or the camera are running, you need wakeups to deal with new 
data frequently enough that you will not be able to sleep, but you may be 
able to slow down the CPU and still keep up with the incoming data.

David Lang

More information about the Devel mailing list