Re: [PATCHv3 0/3] perf tool: Add new event group management

From: Ulrich Drepper
Date: Wed Jul 18 2012 - 08:34:27 EST

On Wed, Jul 18, 2012 at 6:21 AM, Jiri Olsa <jolsa@xxxxxxxxxx> wrote:
> Well, I personally like the '{}' syntax more than '--group-events or --group-reads
> option in front', it feels more user friendly.. anyway, we can easily have both ways.

I like the actual visual grouping better, too.

Also, it doesn't require us to define what

-e E1,E2 --group-events -e E3,E4

means. Does --group-events also apply to the first parameter?

> As for the group attributes and group leader sampling, I don't mind omitting
> them at this point and get back to that if we find it useful in future.

Just define the first event the leader. What reason is there which
prevents this?

I can only second what Andi wrote: just get it done quickly. This is
functionality that is desperately needed.
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