Re: [PATCHv3] ftrace: Provide trace clock monotonic raw

From: Steven Rostedt
Date: Fri May 08 2015 - 12:15:23 EST

On Fri, 8 May 2015 09:05:24 -0700
John Stultz <john.stultz@xxxxxxxxxx> wrote:

> Yea. No objections from me wrt the functionality of the patch.

Can I take that as an Acked-by?

> I'd just again maybe caution folks to not go too far in assuming
> CLOCK_MONOTONIC_RAW doesn't have frequency changes, as the underlying
> hardware will drift due to varying thermal conditions.

I totally understand this, but that's a hardware limitation (outside
the control of software). But CLOCK_MONOTONIC can drift due to software
updates, which to me, is a significant difference.

-- Steve

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