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-rw-r--r--tools/perf/builtin-report.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index de988589d99b..3048c1b95b4c 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -1164,7 +1164,8 @@ int cmd_report(int argc, const char **argv)
report_callchain_help, &report_parse_callchain_opt,
callchain_default_opt),
OPT_BOOLEAN(0, "children", &symbol_conf.cumulate_callchain,
- "Accumulate callchains of children and show total overhead as well"),
+ "Accumulate callchains of children and show total overhead as well. "
+ "Enabled by default, use --no-children to disable."),
OPT_INTEGER(0, "max-stack", &report.max_stack,
"Set the maximum stack depth when parsing the callchain, "
"anything beyond the specified depth will be ignored. "