Messages in this thread | | | Date | Fri, 10 Sep 2010 09:27:41 -0400 | From | Don Zickus <> | Subject | Re: [PATCH 0/3 v2] nmi perf fixes |
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On Fri, Sep 10, 2010 at 01:41:40PM +0200, Peter Zijlstra wrote: > On Thu, 2010-09-02 at 15:07 -0400, Don Zickus wrote: > > Fixes to allow unknown nmis to pass through the perf nmi handler instead > > of being swallowed. Contains patches that are already in Ingo's tree. Added > > here for completeness. Based on ingo/tip > > > > Tested on intel/amd > > > > v2: patch cleanups and consolidation, no code changes > > > > Don Zickus (1): > > perf, x86: Fix accidentally ack'ing a second event on intel perf > > counter > > > > Peter Zijlstra (1): > > perf, x86: Fix handle_irq return values > > > > Robert Richter (1): > > perf, x86: Try to handle unknown nmis with an enabled PMU > > > > arch/x86/kernel/cpu/perf_event.c | 59 +++++++++++++++++++++++++------- > > arch/x86/kernel/cpu/perf_event_intel.c | 15 +++++--- > > arch/x86/kernel/cpu/perf_event_p4.c | 2 +- > > 3 files changed, 56 insertions(+), 20 deletions(-) > > Both Ingo and I are getting Dazed and confused on our AMD machines, it > started before yesterday (that is, after backing out all my recent > changes it still gets dazed), so I suspect this set. > > I'll look at getting a trace of the thing, but if any of you has a > bright idea...
What are you running to create the problem? I can try and duplicate it here.
Cheers, Don
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