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SubjectRe: [PATCH 1/2] perf tools: Add reference timestamp to perf header

> We have:
>
> [acme@mica linux]$ perf list | grep -- -clock
> cpu-clock [Software event]
> task-clock [Software event]
> [acme@mica linux]$
>
> So we would have a new one:
>
> monotonic-clock

Name seems off. The 'event' is to grab time-of-day and have the 'time'
attribute set which gives the correlation between wall-clock and perf
timestamps.

David

>
> Peter, agreed? I'll try to implement it now, good opportunity to learn a
> bit more about soft pmus, I'd have to do that anyway for NIC stats, etc.
>
> - Arnaldo


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