diff options
| -rw-r--r-- | tools/perf/builtin-c2c.c | 36 |
1 files changed, 24 insertions, 12 deletions
diff --git a/tools/perf/builtin-c2c.c b/tools/perf/builtin-c2c.c index f7a961e55a92..653e13b5037e 100644 --- a/tools/perf/builtin-c2c.c +++ b/tools/perf/builtin-c2c.c @@ -2878,7 +2878,7 @@ static int setup_callchain(struct evlist *evlist) static int setup_display(const char *str) { - const char *display = str ?: "tot"; + const char *display = str; if (!strcmp(display, "tot")) c2c.display = DISPLAY_TOT_HITM; @@ -3068,27 +3068,39 @@ static int perf_c2c__report(int argc, const char **argv) data.path = input_name; data.force = symbol_conf.force; + session = perf_session__new(&data, &c2c.tool); + if (IS_ERR(session)) { + err = PTR_ERR(session); + pr_debug("Error creating perf session\n"); + goto out; + } + + /* + * Use the 'tot' as default display type if user doesn't specify it; + * since Arm64 platform doesn't support HITMs flag, use 'peer' as the + * default display type. + */ + if (!display) { + if (!strcmp(perf_env__arch(&session->header.env), "arm64")) + display = "peer"; + else + display = "tot"; + } + err = setup_display(display); if (err) - goto out; + goto out_session; err = setup_coalesce(coalesce, no_source); if (err) { pr_debug("Failed to initialize hists\n"); - goto out; + goto out_session; } err = c2c_hists__init(&c2c.hists, "dcacheline", 2); if (err) { pr_debug("Failed to initialize hists\n"); - goto out; - } - - session = perf_session__new(&data, &c2c.tool); - if (IS_ERR(session)) { - err = PTR_ERR(session); - pr_debug("Error creating perf session\n"); - goto out; + goto out_session; } session->itrace_synth_opts = &itrace_synth_opts; @@ -3096,7 +3108,7 @@ static int perf_c2c__report(int argc, const char **argv) err = setup_nodes(session); if (err) { pr_err("Failed setup nodes\n"); - goto out; + goto out_session; } err = mem2node__init(&c2c.mem2node, &session->header.env); |