Re: [PATCH 0/8] Suspend block api (version 8)

Florian Mickler
2010-05-26T12:33:23Z

On Wed, 26 May 2010 15:29:32 +0300
Felipe Balbi <felipe.balbi@nokia.com> wrote:

> hi,
>
> On Wed, May 26, 2010 at 02:24:30PM +0200, ext Florian Mickler wrote:
> >And if you have two kernels, one with which your device is dead after 1
> >hour and one with which your device is dead after 10 hours. Which would
> >you prefer? I mean really... this is ridiculous.
>
> What I find ridiculous is the assumption that kernel should provide good
> power management even for badly written applications. They should work,
> of course, but there's no assumption that the kernel should cope with
> those applications and provide good battery usage on those cases.
>
> You can install and run anything on the device, and they will work as
> they should (they will be scheduled and will be processed) but you can't
> expect the kernel to prevent that application from waking up the CPU
> every 10 ms simply because someone didn't think straight while writting
> the app.
>

But then someone at the user side has to know what he is doing.

I fear, if you target mass market without central distribution
channels, you can not assume that much.

Cheers,
Flo