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SubjectRe: [RFC] [PATCH 0/5] Teach perf tool to profile sleep times (V4)
On 6/4/12 5:40 AM, Peter Zijlstra wrote:

> And as a result you need that hideous prev_state crap.
>
>
> Would something like the below work?
>
> The one thing I'm not entirely sure of is if this is a sekjoerity issue
> or not.. anybody? I would think a task was entitled to know who woke it
> and wherefrom etc..

Frederic had some comments on this topic in the last round:

http://thread.gmane.org/gmane.linux.kernel/1195368/focus=1195959

> We should probably avoid the remote callchains, sounds like asking
for complications everywhere.

Do they still apply? Frederic?

-Arun


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