Re: 2.6.19-rc5-mm1

[Thomas Gleixner]

On Fri, 2006-11-10 at 17:29 +0100, Benoit Boissinot wrote:
> On 11/8/06, Andrew Morton <akpm@xxxxxxxx> wrote:
> > [snip]
> > - The hrtimer+dynticks code still doesn't work right for machines which halt
> >   their TSC in low-power states.
> >
> 
> With CONFIG_NO_HZ=y, xmoto (xmoto.sf.net, a 3d game) is sluggish, the
> movement is not fluid (it is "bursty").
> 
> .config is at http://perso.ens-lyon.fr/benoit.boissinot/kernel/config-2.6.19-rc5-mm1
> lspci -vv: http://perso.ens-lyon.fr/benoit.boissinot/kernel/docked_lspci
> dmesg: http://perso.ens-lyon.fr/benoit.boissinot/kernel/dmesg-2.6.19-rc5-mm1

I'm confused about that one:

[    8.966364] Disabling NO_HZ and high resolution timers due to timer broadcasting (C3 stops local apic)

This message is nowhere in rc5-mm1. It was in rc4-mmX, but got removed
in the updates.

> I can test any patch or provide any needed information.

http://tglx.de/private/tglx/2.6.19-rc5-mm1-dyntick.diff

That's the rework I did yesterday.

	tglx


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