Em Mon, Nov 20, 2017 at 12:53:04PM -0800, Stephane Eranian escreveu:
> Hi,
>
> I have been using the perf script -F option on the latest perf and I
> find it not very convenient to use. I appreciate the + and - prefix to
> field names to add or suppress them. But most of the time, I want to
> print only one or two fields and I have to guess which ones are there
> by default so I can suppress them. I think there should be a way to
> say: start from no fields. I understand why you have default to
> maintain compatibility with older perf script but I would like a
> syntax to say: remove defaults. For instance:
>
> $ perf script -F --,+ip,+syms .....
>
> Where -- would mean drop all defaults.
$ perf script -F -*,+ip,+syms
But perhaps using a new option and do away with all those prefixes?
- Arnaldo
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