Laurent Dufour <lduf...@linux.vnet.ibm.com> writes:
> Add new software events to count succeeded and failed speculative page
> faults.
>
> Signed-off-by: Laurent Dufour <lduf...@linux.vnet.ibm.com>
> ---
> include/uapi/linux/perf_event.h | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/include/uapi/linux/perf_event.h b/include/uapi/linux/perf_event.h
> index b1c0b187acfe..fbfb03dff334 100644
> --- a/include/uapi/linux/perf_event.h
> +++ b/include/uapi/linux/perf_event.h
> @@ -111,6 +111,8 @@ enum perf_sw_ids {
> PERF_COUNT_SW_EMULATION_FAULTS = 8,
> PERF_COUNT_SW_DUMMY = 9,
> PERF_COUNT_SW_BPF_OUTPUT = 10,
> + PERF_COUNT_SW_SPF_DONE = 11,
> + PERF_COUNT_SW_SPF_FAILED = 12,
Can't you calculate:
PERF_COUNT_SW_SPF_FAILED = PERF_COUNT_SW_PAGE_FAULTS - PERF_COUNT_SW_SPF_DONE
ie. do you need a separate event for it?
cheers
