Re: [RFC] [PATCH 0/5] Teach perf tool to profile sleep times (V4)

[Peter Zijlstra]

On Tue, 2012-06-12 at 17:15 +0400, Andrew Wagin wrote:
> Yes, I like it. Are you going to commit this? 

No its unfinished and untested.. not even sure its seen a compiler.

Also, in another email I wrote:

> Also, you don't need the callchain on the wakeup side of things. You
> only want the callchain of the sched_switch site.
> 
> We could even dis-allow the callchain unwind when event->ctx->task &&
> event->ctx->task != current -- pretend the unwind failed by writing 0
> entries.
> 
> That also avoids the 'difficultly' of exposing and trying to interpret
> another task's callchain.

That probably wants to be done as well.

If you have the time, please look into this. Hoping of course Frederic
and others don't object to this.. :-)
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