Re: [Xen-devel] Re: [patch 14/21] Xen-paravirt: Add XEN config optionsand disableunsupported config options.
From: Jeremy Fitzhardinge
Date: Fri Feb 16 2007 - 14:25:22 EST
Keir Fraser wrote:
> We can extend the Xen timer interface quite easily and get rid of this one
> too. In fact it doesn't *much* matter if the CONFIG_HZ differs from the Xen
> ticker rate -- we modified the Linux timer ISR to handle timer interrupts at
> arbitrary times already. The only drawback is that jiffies updates in burts
> if CONFIG_HZ is higher than the actual tick rate, and this can affect some
> calibration constants and cause Linux to print out some weird values at
I was wondering what would happen if we tried that. I guess its
equivalent to having stolen time between each Xen tick.
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