Messages in this thread | | | Date | Thu, 7 Apr 2011 07:18:50 +0400 | Subject | Re: [regression 2.6.39-rc2][bisected] "perf, x86: P4 PMU - Read proper MSR register to catch" and NMIs | From | Cyrill Gorcunov <> |
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On Thursday, April 7, 2011, Don Zickus <dzickus@redhat.com> wrote: > On Wed, Apr 06, 2011 at 05:30:36PM -0500, Shaun Ruffell wrote: >> Hello Don, >> >> I was able to bisect it down to commit 242214f9c1eeaae40, but I'm not >> certain where to go from here. Is this something that is already known >> or is there more information I should try to collect? > > Nope, this is an ongoing issue. What happened was the perf P4 nmi handler > was swallowing all the NMIs. My patch fixed that and exposed a double NMI > problem. We have been chasing it for a couple of months. I think Cyril > was finally able to duplicate it (as he wrote the P4 code). I have > confidence that he will find a fix for it soon. :-) > > Thanks for the report though! > > Cheers, > Don >
Hi, yeah, i got it too and i hope to fix this issue soon. Will ping as only get working fix. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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