Re: [PATCH v3.1 1/5] perf report: Set callchain_param.record_mode for future use

From: Jiri Olsa
Date: Thu Oct 02 2014 - 09:48:31 EST


On Thu, Oct 02, 2014 at 12:12:14PM +0900, Namhyung Kim wrote:
> Normally the callchain_param.record_mode is used only for record path.
> But as it might need to prepare something for dwarf unwinding, setup
> this info for perf report too.
>
> Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
> Cc: David Ahern <dsahern@xxxxxxxxx>
> Cc: Jean Pihet <jean.pihet@xxxxxxxxxx>
> Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx>
> Signed-off-by: Namhyung Kim <namhyung@xxxxxxxxxx>
> ---
> tools/perf/builtin-report.c | 6 ++++++
> tools/perf/tests/dwarf-unwind.c | 3 +++
> tools/perf/util/callchain.h | 2 ++
> tools/perf/util/hist.h | 2 --
> 4 files changed, 11 insertions(+), 2 deletions(-)
>
> diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
> index ac145fae0521..495168e73d4a 100644
> --- a/tools/perf/builtin-report.c
> +++ b/tools/perf/builtin-report.c
> @@ -257,6 +257,12 @@ static int report__setup_sample_type(struct report *rep)
> }
> }
>
> + if (symbol_conf.use_callchain || symbol_conf.cumulate_callchain) {
> + if (sample_type & PERF_SAMPLE_REGS_USER)

should we check also for PERF_SAMPLE_STACK_USER?
as in machine__resolve_callchain

thanks,
jirka
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