lkml.org 
[lkml]   [2010]   [Sep]   [10]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: [PATCH 0/3 v2] nmi perf fixes
    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



    \
     
     \ /
      Last update: 2010-09-10 15:31    [from the cache]
    ©2003-2014 Jasper Spaans. hosted at Digital Ocean