Messages in this thread | | | From | Vince Weaver <> | Date | Thu, 3 Aug 2017 14:04:17 -0400 (EDT) | Subject | Re: perf: bug in rdpmc/mmap accounting after exec |
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On Wed, 2 Aug 2017, Peter Zijlstra wrote:
> On Wed, Jul 26, 2017 at 03:39:01PM -0400, Vince Weaver wrote: > > In fact, current->mm->context.perf_rdpmc_allowed goes negative which seems > > like it shouldn't happen?
> > Good find that... > > The below seems to fix that for me.
yes, I can confirm that with this patch all of the various PAPI and perf_event_tests pass on my test system.
Thanks,
Vince
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