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    SubjectRe: [PATCH 0/3 v2] nmi perf fixes
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    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...


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