Re: [PATCH] perf session: Add option to copy events when queueing

From: Arnaldo Melo
Date: Thu Oct 24 2013 - 08:27:58 EST

Em Thu, Oct 24, 2013 at 11:23:32AM +0100, David Ahern escreveu:
> On 10/24/13 10:30 AM, Frederic Weisbecker wrote:
> >Bah, checking that again, there don't seem to be a bug there. Actually
> >the sample buffer is reset after we pick the last entry. So it looks
> >all fine. I got confused as usual. Nevermind.
> Ok. I had not come back to this thread since I decided on a
> different route for the event copying. I'll take it out of my to-do
> list.

Can you elaborate on that?

I had this feeling that perhaps we could defer copying the event till it
would be overwritten, something like making a range read only and then
when the event would be _really_ consumed the tooling would mark it as
so... Have to think about it more tho :-\

- Arnaldo
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