Messages in this thread |  | | Date | Sun, 21 Feb 2016 18:19:31 +0900 | From | Namhyung Kim <> | Subject | Re: [PATCH v6 25/25] perf top: Add --hierarchy option |
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On Sun, Feb 21, 2016 at 12:19:29AM +0100, Jiri Olsa wrote: > On Tue, Feb 16, 2016 at 11:08:43PM +0900, Namhyung Kim wrote: > > Support hierarchy output for perf-top using --hierarchy option. > > > > Acked-by: Pekka Enberg <penberg@kernel.org> > > Signed-off-by: Namhyung Kim <namhyung@kernel.org> > > --- > > tools/perf/Documentation/perf-top.txt | 3 +++ > > tools/perf/builtin-top.c | 15 +++++++++++++++ > > 2 files changed, 18 insertions(+) > > > > diff --git a/tools/perf/Documentation/perf-top.txt b/tools/perf/Documentation/perf-top.txt > > index b0e60e17db38..19f046f027cd 100644 > > --- a/tools/perf/Documentation/perf-top.txt > > +++ b/tools/perf/Documentation/perf-top.txt > > @@ -233,6 +233,9 @@ Default is to monitor all CPUS. > > --raw-trace:: > > When displaying traceevent output, do not use print fmt or plugins. > > > > +--hierarchy:: > > + Enable hierarchy output. > > + > > INTERACTIVE PROMPTING KEYS > > -------------------------- > > > > diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c > > index a75de3940b97..b86b623e8799 100644 > > --- a/tools/perf/builtin-top.c > > +++ b/tools/perf/builtin-top.c > > @@ -1214,6 +1214,8 @@ int cmd_top(int argc, const char **argv, const char *prefix __maybe_unused) > > parse_branch_stack), > > OPT_BOOLEAN(0, "raw-trace", &symbol_conf.raw_trace, > > "Show raw trace event output (do not use print fmt or plugins)"), > > + OPT_BOOLEAN(0, "hierarchy", &symbol_conf.report_hierarchy, > > + "Show entries in a hierarchy"), > > hum, I'm not getting --children (default) output with hierarchy? > > I can't see this was intentional.. haven't found the reason yet
Currently the hierarchy mode disables the children mode. This is for simplicity and I didn't test the combination thoroughly although it would work. Maybe we can remove the restriction later, but I think it'd be better to start with a simple choice.
Thanks, Namhyung
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