Re: [PATCH 0/2] [RFC] posix clock tuning

[Christoph Lameter]

On Fri, 3 Sep 2010, Richard Cochran wrote:

> Recently on the lkml, we discussed how to allow adjustment of posix
> clocks. I have tried to understand and implement the ideas expressed
> in the various threads.
>
> If there is agreement on this approach, I will resubmit these two
> patches as part of a longer series, including support for a new kind
> of hardware clock, so you can see how it all fits together. But first,
> I would like to concentrate on the new syscall itself.
>
> The patches are against a recent net-next tree. Please don't worry if
> the syscall tables are not quite up to date. I can fix that later.

Could you explain why the existing interfaces are not sufficient that do
what you describe?

man adjtime
man adjtimex
man clock_settime
?

Why would you need this to support a new hardware clock? You want the
clock to run at a different speed from system time?

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