perf report: Also do default setup for synthesized branch stacks
The 'perf report' tool will default to displaying branch stacks (-b option) if they are present. Make that also happen for synthesized branch stacks. Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> Cc: Jiri Olsa <jolsa@redhat.com> Link: http://lkml.kernel.org/r/1443186956-18718-11-git-send-email-adrian.hunter@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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@ -829,6 +829,9 @@ repeat:
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has_br_stack = perf_header__has_feat(&session->header,
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HEADER_BRANCH_STACK);
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if (itrace_synth_opts.last_branch)
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has_br_stack = true;
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/*
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* Branch mode is a tristate:
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* -1 means default, so decide based on the file having branch data.
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