Messages in this thread | | | Date | Tue, 17 Feb 2009 22:56:01 +0100 | From | Tim Blechmann <> | Subject | Re: 2.6.29-rc4 regression |
| |
>> hm, i just tried to compile 2.6.28 with this patch applied, and there >> the NMIs are delivered correctly. >> >>> Thanks Tim, on later kernels, is it the behaviour you mentioned that >>> no NMIs are delivered and you do not receive any NMI? >> on the current 2.6.29-rc5, no NMIs are delivered. however i have also >> applied the performance counter branch from tip, maybe that interferes >> with oprofile? > > Hm. > > If you're using latest tip, there _should_ be no interference. There > was a problem a short while back in that both perfcounters and oprofile > register die handlers, but that was resolved by increasing oprofile's > handler priority, so that it takes over NMI handling while profiling.
well, it seems to be a perfcounters vs. oprofile issue. when i applied the patch i posted earlier onto vanilla 2.6.29-rc5, NMIs were delivered ...
best, tim
-- tim@klingt.org http://tim.klingt.org
The composer makes plans, music laughs. Morton Feldman
[unhandled content-type:application/pgp-signature] | |