* Frank Ch. Eigler <[email protected]> wrote:
> Hi -
>
> On Wed, Apr 03, 2013 at 02:49:53PM +0200, Frederic Weisbecker wrote:
>
> > Sounds good, would you like to propose a version? We are also
> > interested in a timer tick event tracepoint for dynticks debugging.
>
> How about this?
>
> Author: Frank Ch. Eigler <[email protected]>
> Date: Wed Apr 3 10:35:21 2013 -0400
>
> profiling: add profile_tick tracepoint
>
> Commit ba6fdda4 removed the timer_hook mechanism for modules to listen
> to profiling timer ticks (without having to set up more complicated
> perf mechanisms). To reduce the impact on out-of-tree users, a
> TRACE_EVENT-flavoured tracepoint is added in its place. Tested with
> perf and systemtap.
I'd suggest mentioning SystemTap here as the driving motivation. SystemTap
triggered a generic kernel improvement here, no need to hide its identity!
Thanks,
Ingo
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