On Fri, Oct 31, 2014 at 05:06:12AM -0700, kan.li...@intel.com wrote:
SNIP
> 99.82% 1.005478 tchain_edit [.] f3
>
> Signed-off-by: Kan Liang <kan.li...@intel.com>
> ---
> tools/perf/builtin-diff.c | 5 ++++-
> tools/perf/util/sort.c | 26 ++++++++++++++++++++++++++
> tools/perf/util/sort.h | 3 +++
> 3 files changed, 33 insertions(+), 1 deletion(-)
>
> diff --git a/tools/perf/builtin-diff.c b/tools/perf/builtin-diff.c
> index 25114c9..71183c1 100644
> --- a/tools/perf/builtin-diff.c
> +++ b/tools/perf/builtin-diff.c
> @@ -743,7 +743,7 @@ static const struct option options[] = {
> OPT_STRING('S', "symbols", &symbol_conf.sym_list_str,
> "symbol[,symbol...]",
> "only consider these symbols"),
> OPT_STRING('s', "sort", &sort_order, "key[,key2...]",
> - "sort by key(s): pid, comm, dso, symbol, parent, cpu,
> srcline, ..."
> + "sort by key(s): pid, comm, dso, symbol, symbol_name,
> parent, cpu, srcline, ..."
> " Please refer the man page for the complete list."),
> OPT_STRING('t', "field-separator", &symbol_conf.field_sep, "separator",
> "separator for columns, no spaces will be added between "
> @@ -1164,6 +1164,9 @@ int cmd_diff(int argc, const char **argv, const char
> *prefix __maybe_unused)
> if (setup_sorting() < 0)
> usage_with_options(diff_usage, options);
>
> + if (sort__has_sym_name)
> + tool.mmap2 = perf_event__process_mmap2;
why is the mmap2 callback set only for sort__has_sym_name?
Shouldn't we use/define it directly in the tool's definition?
jirka
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