Re: [PATCH 1/3] dynticks - implement no idle hz for x86

From: Nishanth Aravamudan
Date: Mon Sep 05 2005 - 13:07:39 EST


On 05.09.2005 [22:57:14 +0530], Srivatsa Vaddagiri wrote:
> On Mon, Sep 05, 2005 at 10:04:24AM -0700, Nishanth Aravamudan wrote:
> > > However, we could change "handler" to be a function pointer which
> > > returns the number of missed ticks instead, and then updates the
> > > kernels time and tick keeping. That would probably be more efficient.
> >
> > Yes, I think
> >
> > unsigned long (*recover_time)(int, void *, struct pt_regs *);
> >
> > or something similar (not sure about the params), might be more
> > appropriate.
>
> What would this be for x86? This could be cur_timer->mark_offset()
> itself for now i think, until John's TOD comes along.

Yes, exactly, I was planning on hooking into the timer_opts for x86,
until John's timesource rework occured, which will keep the code pretty
similar across the change, but helps keep it clear *why* we are calling
mark_offset(), at least to me.

Thanks,
Nish
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