Winfried Tilanus wrote:
> Hi,
> 
> I am running Debian Lenny on a thinkpad x61s, with tp_smapi modules. I
> incorrectly thought the following problem was fixed:
> 
> $ sudo powertop -d | grep "Power usage"
> Power usage (ACPI estimate): 200.4W (0.3 hours)
> 
> This problem is discussed in Debian bug 497929
> (http://bugs.debian.org/497929)
> The problem is fixed by reverting the a code change mentioned there:
> 
> @@ -644,7 +651,7 @@ void print_battery_sysfs(void)
>                         continue;
>                 memset(line, 0, 1024);
>                 if (fgets(line, 1024, file) != NULL) {
> -                       watts_drawn = strtoull(line, NULL, 10) / 1000000.0;
> +                       amperes_drawn = strtoull(line, NULL, 10) /
> 1000000.0;
>                 }
>                 fclose(file);
> 
> Is there a way to fix this?

I doubt that we can fix this for everyone :/

unfortunately it seems that the numbers reported back to the kernel are of
different types on various systems.

I will revert this change in the next release, just because the initial change
that did this did not take this into account, and I'd rather be back at the
initial (broken) stage than another (broken) stage.

We'll have to figure out we somehow can distinguish between the two units when 
we
read the data, which will likely be more complex, or involve fixing various ACPI
drivers to unify their number reporting.

Auke

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