Re: [PATCH 01/10] perf,x86: Fix event/group validation

[Peter Zijlstra <peterz@infradead.org>]

On Thu, May 21, 2015 at 01:17:11PM +0200, Peter Zijlstra wrote:
> --- a/arch/x86/kernel/cpu/perf_event_intel_ds.c
> +++ b/arch/x86/kernel/cpu/perf_event_intel_ds.c
> @@ -706,9 +706,9 @@ void intel_pmu_pebs_disable(struct perf_
>  
>  	cpuc->pebs_enabled &= ~(1ULL << hwc->idx);
>  
> -	if (event->hw.constraint->flags & PERF_X86_EVENT_PEBS_LDLAT)
> +	if (event->hw.flags & PERF_X86_EVENT_PEBS_LDLAT)
>  		cpuc->pebs_enabled &= ~(1ULL << (hwc->idx + 32));
> -	else if (event->hw.constraint->flags & PERF_X86_EVENT_PEBS_ST)
> +	else if (event->hw.flags & PERF_X86_EVENT_PEBS_ST)
>  		cpuc->pebs_enabled &= ~(1ULL << 63);
>  
>  	if (cpuc->enabled)

This btw look like an independent bug.