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SubjectRe: [PATCH 1/3] perf/x86: Add new event for AUX output counter index
On Wed, Jun 09, 2021 at 05:20:53PM +0300, Adrian Hunter wrote:
> diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
> index f5a6a2f069ed..18bfa05537ab 100644
> --- a/include/linux/perf_event.h
> +++ b/include/linux/perf_event.h
> @@ -141,6 +141,7 @@ struct hw_perf_event {
> unsigned long event_base;
> int event_base_rdpmc;
> int idx;
> + int idx_reported;
> int last_cpu;
> int flags;
>

This is sad, it blows up the largest element in that union from 96 to
104 bytes.

Is there really no better place for this?

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