Re: NO_HZ: timer interrupt stuck [Re: Linux 2.6.21-rc1]

Pierre Ossman
2007-02-22T14:51:06Z

Arjan van de Ven wrote:
> On Thu, 2007-02-22 at 15:10 +0100, Pierre Ossman wrote:
>
>>
>> So with a local apic, and acpi_pm as clocksource, I shouldn't be getting timer
>> interrupts?
>>
>
> timer interrupts as in "irq0"?
>
>

Yes:

0: 9786349 XT-PIC-XT timer

> you shouldn't if you use the hrtimers/tickless stuff...
>

CONFIG_HIGH_RES_TIMERS=y
CONFIG_NO_HZ=y

> can you get us a dmesg somewhere? maybe the kernel mentions why ;)
>
>

Sure. My dmesg is full of mmc debug crud right now, but I'll just reboot
and I'll have a clean one for you.

Rgds

--
-- Pierre Ossman

Linux kernel, MMC maintainer http://www.kernel.org
PulseAudio, core developer http://pulseaudio.org
rdesktop, core developer http://www.rdesktop.org