Messages in this thread | | | Date | Thu, 22 Feb 2007 15:10:02 +0100 | From | Pierre Ossman <> | Subject | Re: NO_HZ: timer interrupt stuck [Re: Linux 2.6.21-rc1] |
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Arjan van de Ven wrote: > > some can be used for both (PIT), but on a concept level the uses are > independent. The advantage of local apic over PIT is that local apic is > cheap to do "one shot" future events with, while the PIT will tick > periodic at a fixed frequency. With tickless idle.. that's not what you > want. >
So with a local apic, and acpi_pm as clocksource, I shouldn't be getting timer interrupts? Yet I do. Which I assume means that the kernel will still get woken up very often.
Rgds -- -- Pierre Ossman
Linux kernel, MMC maintainer http://www.kernel.org PulseAudio, core developer http://pulseaudio.org rdesktop, core developer http://www.rdesktop.org - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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