Commit-ID:  f9a7be7c024319423623f58f5233234cad714e6b
Gitweb:     http://git.kernel.org/tip/f9a7be7c024319423623f58f5233234cad714e6b
Author:     Jin Yao <yao....@linux.intel.com>
AuthorDate: Mon, 31 Oct 2016 09:19:50 +0800
Committer:  Arnaldo Carvalho de Melo <a...@redhat.com>
CommitDate: Mon, 14 Nov 2016 13:23:42 -0300

perf report: Create a symbol_conf flag for showing branch flag counting

Create a new flag show_branchflag_count in symbol_conf. The flag is used
to control if showing the branch flag counting information. The flag
depends on if the perf.data has branch data and if user chooses the
"branch-history" option in perf report command line.

Signed-off-by: Yao Jin <yao....@linux.intel.com>
Acked-by: Andi Kleen <a...@linux.intel.com>
Cc: Jiri Olsa <jo...@kernel.org>
Cc: Kan Liang <kan.li...@intel.com>
Cc: Linux-kernel@vger.kernel.org
Cc: Yao Jin <yao....@linux.intel.com>
Link: 
http://lkml.kernel.org/r/1477876794-30749-3-git-send-email-yao....@linux.intel.com
Signed-off-by: Arnaldo Carvalho de Melo <a...@redhat.com>
---
 tools/perf/builtin-report.c | 3 +++
 tools/perf/util/symbol.h    | 1 +
 2 files changed, 4 insertions(+)

diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index 8064de8..3dfbfff 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -911,6 +911,9 @@ repeat:
        if (itrace_synth_opts.last_branch)
                has_br_stack = true;
 
+       if (has_br_stack && branch_call_mode)
+               symbol_conf.show_branchflag_count = true;
+
        /*
         * Branch mode is a tristate:
         * -1 means default, so decide based on the file having branch data.
diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h
index d964844..2d0a905 100644
--- a/tools/perf/util/symbol.h
+++ b/tools/perf/util/symbol.h
@@ -100,6 +100,7 @@ struct symbol_conf {
                        show_total_period,
                        use_callchain,
                        cumulate_callchain,
+                       show_branchflag_count,
                        exclude_other,
                        show_cpu_utilization,
                        initialized,

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