diff options
Diffstat (limited to 'tools/perf/builtin-report.c')
| -rw-r--r-- | tools/perf/builtin-report.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c index 545c51cef7f7..50dd4d3d8667 100644 --- a/tools/perf/builtin-report.c +++ b/tools/perf/builtin-report.c @@ -625,8 +625,11 @@ parse_percent_limit(const struct option *opt, const char *str, return 0; } -const char report_callchain_help[] = "Display callchains using " CALLCHAIN_REPORT_HELP ". " - "Default: graph,0.5,caller"; +#define CALLCHAIN_DEFAULT_OPT "graph,0.5,caller,function" + +const char report_callchain_help[] = "Display call graph (stack chain/backtrace):\n\n" + CALLCHAIN_REPORT_HELP + "\n\t\t\t\tDefault: " CALLCHAIN_DEFAULT_OPT; int cmd_report(int argc, const char **argv, const char *prefix __maybe_unused) { @@ -636,7 +639,7 @@ int cmd_report(int argc, const char **argv, const char *prefix __maybe_unused) bool has_br_stack = false; int branch_mode = -1; bool branch_call_mode = false; - char callchain_default_opt[] = "graph,0.5,caller"; + char callchain_default_opt[] = CALLCHAIN_DEFAULT_OPT; const char * const report_usage[] = { "perf report [<options>]", NULL @@ -703,7 +706,7 @@ int cmd_report(int argc, const char **argv, const char *prefix __maybe_unused) OPT_BOOLEAN('x', "exclude-other", &symbol_conf.exclude_other, "Only display entries with parent-match"), OPT_CALLBACK_DEFAULT('g', "call-graph", &report, - "output_type,min_percent[,print_limit],call_order[,branch]", + "print_type,threshold[,print_limit],order,sort_key[,branch]", report_callchain_help, &report_parse_callchain_opt, callchain_default_opt), OPT_BOOLEAN(0, "children", &symbol_conf.cumulate_callchain, |