Messages in this thread | | | Date | Tue, 1 Mar 2016 15:59:09 +0100 | From | Peter Zijlstra <> | Subject | Re: [BUG] Core2 cpu triggers hard lockup with perf test |
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On Tue, Mar 01, 2016 at 03:51:05PM +0100, Andi Kleen wrote: > > im on it.. also the patch that makes this happen just > > enlarge the buffer for PEBS: > > > > 156174999dd1 perf/intel/x86: Enlarge the PEBS buffer > > > > but I did not find anyaPEBS buffer lenght limitations in SDM > > May be the easiest would be to just keep the old buffer size > on Merom.
I would still like to know why it breaks though. Just changing code about because it makes fail go away is never the right answer.
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