[Pkg-utopia-maintainers] Bug#582288: Bug#582288: udisks: Inhibit polling failed: Media detection cannot be inhibited

[Ritesh Raj Sarraf]

On Tuesday 25 May 2010 18:11:49 Michael Biebl wrote:
> First of all: why do you want to disable polling? Does it cause any
> problems? 

For power savings. In laptop-mode-tools, I would like to call udisks --
inhibit-polling when switching to battery.

> Second, are you sure, udisks is actually polling your drive?

I am not sure. How can I verify that ? I do have hal installed currently which 
does report polling. 

root      7516  0.0  0.0  24256   796 ?        S    10:26   0:03 hald-addon-
storage: polling /dev/sr0 (every 2 sec)

> You probably have a SATA AN capabable drive, which does not need polling
> and instead sends (udev) uevents on media changes.
> That's why you can't disable polling, as it actually doesn't poll :-)
>

This same device responds well to hal.
 
> Do you have a file evt_media_change in /sys/class/block/sr0 ?

No, that file is not present there. But udisks does report this attribute in --
dump.
"    detects change:            1"

Ritesh
-- 
Ritesh Raj Sarraf | http://people.debian.org/~rrs
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