Re: [PATCH 06/12] perf header: Reconstruct group relationship byparsing cmdline

[Jiri Olsa]

On Tue, Jul 24, 2012 at 06:01:27PM +0900, Namhyung Kim wrote:
> In order to support the event group viewer, their group relationship
> is needed. Since it's not recorded explicitly anywhere in the perf.data
> we should parse saved cmdline and apply the result to the evlist. It is
> assumed that parsed entries are in a same order with the originals.
> 
> I know it's fragile but hard to find other way to do it in the current
> condition. :(

How about storing grouping details in new perf.data feature?
As you said reparsing looks too fragile.

jirka
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