On Thu, Apr 09, 2015 at 12:37:43PM -0400, Kan Liang wrote: > @@ -280,8 +280,9 @@ static int alloc_pebs_buffer(int cpu) > ds->pebs_absolute_maximum = ds->pebs_buffer_base + > max * x86_pmu.pebs_record_size; > > - ds->pebs_interrupt_threshold = ds->pebs_buffer_base + > - thresh * x86_pmu.pebs_record_size; > + if (x86_pmu.intel_cap.pebs_format < 1) > + ds->pebs_interrupt_threshold = ds->pebs_buffer_base + > + x86_pmu.pebs_record_size; > > return 0; > }
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