Re: [NOHZ] Remove scheduler_tick_max_deferment

From: Christoph Lameter
Date: Tue Nov 11 2014 - 12:08:32 EST


On Tue, 11 Nov 2014, Frederic Weisbecker wrote:

> "there" here is the syscall/exception/interrupt entry path. And like I said, updating
> timekeeping from these places is overkill (although we do it in interrupt entry on
> dynticks-idle, but we don't have timekeeping when all system is idle).

Well that is going to extremes I would think. Lets keep one processor
alive so that the rest can be as noise free as possible.

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