From: Ingo Molnar <mingo@xxxxxxx>
Date: Fri, 5 Dec 2008 09:24:31 +0100
> Right now we begun with the most trivial ones:
>
> enum perf_record_type {
> PERF_RECORD_SIMPLE,
> PERF_RECORD_IRQ,
> };
>
> ... but it would be natural to do a PERF_RECORD_GP_REGISTERS as well.
> Perhaps even a PERF_RECORD_STACKTRACE using the sysprof facilities, to do
> a hierarchic multi-dimension profile that sysprof does so nicely.
Maybe even add something like PERF_RECORD_THE_MOON...
see how rediculious this is?
It's not your business in the kernel to decide what things are
useful. The monitor can stop the task and inspect whatever
it wants with _existing_ facilities. We need none of this stuff.
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