Re: [PATCH 1/6] Tracing/fastboot: Enable boot tracing only duringinitcalls

From: Ingo Molnar
Date: Fri Oct 10 2008 - 06:58:38 EST



* Frederic Weisbecker <fweisbec@xxxxxxxxx> wrote:

> We used to disable the initcall tracing at a specified time (IE: end
> of builtin initcalls). But we don\'t need it anymore. It will be
> stopped when initcalls are finished. However we want two things:
>
> _Start this tracing only after pre-smp initcalls are finished. _Since
> we are planning to trace sched_switches at the same time, we want to
> enable them only during the initcall execution. For this purpose, this
> patch introduce two functions to enable/disable the sched_switch
> tracing during boot.
>
> Signed-off-by: Frederic Weisbecker <fweisbec@xxxxxxxxx>

applied to tip/tracing/fastboot, thanks Frederic!

Ingo
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