Re: PATCH [0/4] perf: clean-up of power events API

Pierre Tardy
2010-10-07T16:11:00Z

> I did told you that it would be better you make PyTimeChart use the perf
> scripting facilities, it handles all the above things + it would
> avoid you to handle a lot of things.

Actually, perf scripting facility is already supported by pytimechart
but does not make it that easier to maintain.
event name changes => must update, event fields added/removed => must update

>
> Now it's up to you, but don't count on us to make the ascii formatting
> a stable ABI.
I'm not against adding 1 line in pytimechart each time there is some
change in ascii formatting

>
>
>> actually, over all the events pytimechart supports, only power traces
>> are stable...
>
>
> Now one problem is that we have really broken the workqueue tracepoints
> in this release. I thought nobody was using them so we could
> refactor this tracepoint subsystem, my bad.
No problem. I'll update pytimechart whenever someone sends me traces
that does not work (I'm okay with pre 2.6.31 traces too...)

Regards,
Pierre