--count-filter=<count>::
        Only display functions with more events than this.
 
--g::
 --group::
         Put the counters into a counter group.
 
 --asm-raw::
        Show raw instruction encoding of assembly instructions.
 
--G::
+-g::
        Enables call-graph (stack chain/backtrace) recording.
 
 --call-graph::
        Setup and enable call-graph (stack chain/backtrace) recording,
-       implies -G.
+       implies -g.
 
 --max-stack::
        Set the stack depth limit when parsing the callchain, anything
 
                            "dump the symbol table used for profiling"),
        OPT_INTEGER('f', "count-filter", &top.count_filter,
                    "only display functions with more events than this"),
-       OPT_BOOLEAN('g', "group", &opts->group,
+       OPT_BOOLEAN(0, "group", &opts->group,
                            "put the counters into a counter group"),
        OPT_BOOLEAN('i', "no-inherit", &opts->no_inherit,
                    "child tasks do not inherit counters"),
                   " abort, in_tx, transaction"),
        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,
+       OPT_CALLBACK_NOOPT('g', NULL, &top.record_opts,
                           NULL, "enables call-graph recording",
                           &callchain_opt),
        OPT_CALLBACK(0, "call-graph", &top.record_opts,