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Re: Tickless kernel
On Mon, Jul 03, 2017 at 06:29:35AM -0000, Michael van Elst wrote:
> For a tickless kernel you need a one-shot timer instead that
> can be armed to fire at an arbitrary time. Optionally you could
> tell it to fire on a specific CPU.
I think the system nanotime has to be in sync with this timer.
Also, you must be able to abort the current timing cycle and
schedule an interrupt that occurs sooner than the one that was
ticking. Not difficult on software side if the hardware supports
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