DragonFly-2.3.0.864.gc5b83 master sys/platform/pc32/apic mpapic.c sys/platform/pc32/isa clock.c sys/platform/pc64/isa clock.c sys/platform/vkernel/platform systimer.c sys/sys systimer.h

Sepherosa Ziehau sepherosa at gmail.com
Wed May 6 05:45:49 PDT 2009


On Wed, May 6, 2009 at 12:12 AM, Hasso Tepper <hasso at estpak.ee> wrote:
> Sepherosa Ziehau wrote:
>> Keep the above changes and remove the crit_enter/crit_exit near the
>> above changes.
>
> Yes, that helps - interrupt load load is gone now.

Please repull from lapic_timer branch on my leaf git repo.  You could
tune hw.acpi.c3_reloadthr (unit is sys_cputimer's tick, you need to do
some calculation against kern.cputimer.freq :), bigger value the lower
chance C3 is entered, but lower i8254 interrupt load.

Best Regards,
sephe

-- 
Live Free or Die





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