Re: [PATCH 1/2] perf: Add persistent event facilities

From: Peter Zijlstra
Date: Fri May 18 2012 - 06:09:20 EST


On Wed, 2012-03-21 at 15:34 +0100, Borislav Petkov wrote:
> + persistent : 1, /* always-on event */

Should creating something like that be privileged?

And it looks like you allow creating persistent per-task events; is that
useful, if so why? And like already pointed out, your cleanup seems
broken in that case.


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