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-rw-r--r--tools/perf/builtin-top.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index 280945bab66d..5b389ce4cd15 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -1085,6 +1085,8 @@ int cmd_top(int argc, const char **argv, const char *prefix __maybe_unused)
OPT_STRING('s', "sort", &sort_order, "key[,key2...]",
"sort by key(s): pid, comm, dso, symbol, parent, cpu, srcline, ..."
" Please refer the man page for the complete list."),
+ OPT_STRING(0, "fields", &field_order, "key[,keys...]",
+ "output field(s): overhead, period, sample plus all of sort keys"),
OPT_BOOLEAN('n', "show-nr-samples", &symbol_conf.show_nr_samples,
"Show a column with the number of samples"),
OPT_CALLBACK_NOOPT('g', NULL, &top.record_opts,
@@ -1138,17 +1140,18 @@ int cmd_top(int argc, const char **argv, const char *prefix __maybe_unused)
usage_with_options(top_usage, options);
sort__mode = SORT_MODE__TOP;
+ /* display thread wants entries to be collapsed in a different tree */
+ sort__need_collapse = 1;
if (setup_sorting() < 0) {
- parse_options_usage(top_usage, options, "s", 1);
+ if (sort_order)
+ parse_options_usage(top_usage, options, "s", 1);
+ if (field_order)
+ parse_options_usage(sort_order ? NULL : top_usage,
+ options, "fields", 0);
goto out_delete_evlist;
}
- /* display thread wants entries to be collapsed in a different tree */
- sort__need_collapse = 1;
-
- perf_hpp__init();
-
if (top.use_stdio)
use_browser = 0;
else if (top.use_tui)