Messages in this thread | | | Date | Tue, 27 Aug 2013 14:16:29 +0200 | From | Peter Zijlstra <> | Subject | Re: suspicious RCU usage (perf) |
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On Mon, Aug 26, 2013 at 03:03:04PM -0400, Steven Rostedt wrote: > > Is there some path through sys_perf_open_event that might be > > missing a capability check perhaps ? > > > > That's a question for Ingo, Peter or Jiri.
Its not something I've looked at recently, git blames Jiri and fweisbec for most of that code.
Permission checks appear to live in kernel/trace/trace_event_perf.c:perf_trace_event_perm().
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