--- zzzz-none-000/linux-3.10.107/tools/perf/tests/attr/README	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/tools/perf/tests/attr/README	2021-02-04 17:41:59.000000000 +0000
@@ -44,9 +44,9 @@
   perf record -c 123 kill                       (test-record-count)
   perf record -d kill                           (test-record-data)
   perf record -F 100 kill                       (test-record-freq)
-  perf record -g -- kill                        (test-record-graph-default)
-  perf record -g dwarf -- kill                  (test-record-graph-dwarf)
-  perf record -g fp kill                        (test-record-graph-fp)
+  perf record -g kill                           (test-record-graph-default)
+  perf record --call-graph dwarf kill		(test-record-graph-dwarf)
+  perf record --call-graph fp kill              (test-record-graph-fp)
   perf record --group -e cycles,instructions kill (test-record-group)
   perf record -e '{cycles,instructions}' kill   (test-record-group1)
   perf record -D kill                           (test-record-no-delay)