Re: Regression: 20 ACPI interrupts per second on EEEPC 4G

Alexey Starikovskiy
2009-04-11T00:24:56Z

Hi Alan,

This patch looks to be a suspect: 34ff4dbccccce54c83b1234d39b7ad9e548a75dd,
Please check if reversing it helps

Regards,
Alex.

Alan Jenkins wrote:
> On latest git, powertop shows 20 ACPI interrupts per second.
> Previously, this was closer to 1 per second. See attached output (a
> vs b, "a" is from 2.6.29-rc8).
>
> This is from a pretty sparse KDE desktop. Normally I run
> gnome-power-manager, but I killed it to make sure that wasn't causing
> any problems.
>
> alan@alan-eeepc:/sys/firmware/acpi/interrupts$ grep -v "invalid" *
> error: 0
> ff_gbl_lock: 0 enabled
> ff_pwr_btn: 0 enabled
> ff_rt_clk: 0 disabled
> gpe03: 0 disabled
> gpe04: 0 disabled
> gpe05: 0 disabled
> gpe09: 0 disabled
> gpe0B: 0 disabled
> gpe0C: 0 disabled
> gpe0D: 0 disabled
> gpe0E: 0 disabled
> gpe18: 60975 enabled
> gpe_all: 60975
> sci: 60975
>
> which I presume means lots of EC interrupts.
>
> [ 0.134068] ACPI: EC: GPE = 0x18, I/O: command/status = 0x66, data
> = 0x62
>
> Any ideas?
>
> Thanks
> Alan