Re: [PATCH] perf_events: fix bogus warn_on(_once) in perf_prepare_sample()

[Peter Zijlstra]

On Thu, 2010-04-08 at 23:18 +0200, Stephane Eranian wrote:
> I am not sure I understand what you mean by buffered PEBS. Are you talking
> about using PEBS buffer bigger than one entry?

Yep.

> If so, how can you do:
>   - the LBR based fixups for multiple samples (on PMU interrupt)

Not, so it would be the offset on.

>   - attribute PID/TID in system-wide mode

flush on context switches.

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