perf list: Filter metrics too

When a filter is specified on the command line, filter the metrics too.

Before:

  % perf list foo
  List of pre-defined events (to be used in -e):

  Metric Groups:

  DSB:
    DSB_Coverage
         [Fraction of Uops delivered by the DSB (aka Decoded Icache; or Uop Cache)]
  ... more metrics ...

After:

% perf list foo

  List of pre-defined events (to be used in -e):

  Metric Groups:

Signed-off-by: Andi Kleen <ak@linux.intel.com>
Acked-by: Jiri Olsa <jolsa@kernel.org>
LPU-Reference: 20190314225002.30108-1-andi@firstfloor.org
Link: https://lkml.kernel.org/n/tip-1y8oi2s8c4jhjtykgs5zvda1@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/builtin-list.c b/tools/perf/builtin-list.c
index c9f98d00c0e998292d334c92bcfa4186a74dd6bc..a8394b4f116746250d5ee5bbb7339e12a54ca5e9 100644 (file)
--- a/tools/perf/builtin-list.c
+++ b/tools/perf/builtin-list.c
@@ -119,7 +119,7 @@ int cmd_list(int argc, const char **argv)
                                                details_flag);
                        print_tracepoint_events(NULL, s, raw_dump);
                        print_sdt_events(NULL, s, raw_dump);
-                       metricgroup__print(true, true, NULL, raw_dump, details_flag);
+                       metricgroup__print(true, true, s, raw_dump, details_flag);
                        free(s);
                }
        }