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SubjectRe: latest -git: WARNING: at arch/x86/kernel/ipi.c:123 send_IPI_mask_bitmask+0xc3/0xe0()
On Sun, Aug 24, 2008 at 07:45:48PM +0200, Vegard Nossum wrote:
> Removing acpi=off helps with the CPU detection problem. The kernel is
> still really slow, though. From /proc/cpuinfo:
>
> processor : 1
> vendor_id : GenuineIntel
> cpu family : 15
> model : 6
> model name : Intel(R) Pentium(R) 4 CPU 3.00GHz
> stepping : 5
> cpu MHz : 375.000
> cache size : 2048 KB
>
> Why is MHz on 375!? I tried cpufreq-selector, but nothing changed. Maybe
>
> calling acpi_cpufreq_init+0x0/0x90
> initcall acpi_cpufreq_init+0x0/0x90 returned -19 after 0 msecs

-ENODEV. Because you don't have frequency scaling capable CPU.

> Okay, now I used cpufreq-selector to change to "ondemand" governor,
> and MHz goes back to 3000. Weird. Why would "performance" governor put
> my machine to a constant 375?

Probably because you're using p4-clockmod, and it's crap.

Dave

--
http://www.codemonkey.org.uk


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