Re: [PATCH] perf report: Add option to collapse undesired parts ofcall graph

From: Ingo Molnar
Date: Mon Jun 24 2013 - 04:33:05 EST



* Jiri Olsa <jolsa@xxxxxxxxxx> wrote:

> It could also make sense to allow sorting on this
> the same way as we do for '-s parent' and report only
> '[other]' and 'blackbox' entries.
>
> Also I dont like the 'blackbox' option name, it should
> complement the parent option somehow.. but no idea ;-)

Looks like a nice feature.

Maybe calling it '--collapse' would be a better name?

By default the call-graphs are all expanded to maximum. With this option
certain function(s) and all their child chains can be collapsed.

--parent filters the call-chains, excluding all others that don't include
this parent. It might make sense to rename it to --filter?

It would also be nice if all these visualization variants were available
in the GTK front-end.

Thanks,

Ingo
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