sysfs attribute current_now is removed in 2.6.36 (upower)

Richard Hughes hughsient at
Mon Dec 27 11:23:44 PST 2010

On 22 December 2010 18:27, Florian Eitel <feitel at> wrote:
> In upower checks the current_now sysfs attribute. Linux Kernel
> 2.6.36 removes this attribute[1]. As far as I know the new power_now
> attribute ist added in 2.6.30 so in my opinion no distinction between
> the old current_now and the new power_now is necessary.

Sorry for the delay. I've been dealing with a family death and then
Christmas got in the way. I think the attached patch is better, as it
supports the fallback to old kernels and also deals with mAh reporting
systems. Can you please test this. Thanks.

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