linux-kernel - [PATCH 10/25] perf report: Also do default setup for synthesized branch stacks

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Date:	Fri, 25 Sep 2015 16:15:41 +0300
From:	Adrian Hunter <adrian.hunter@...el.com>
To:	Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:	Jiri Olsa <jolsa@...hat.com>, linux-kernel@...r.kernel.org
Subject: [PATCH 10/25] perf report: Also do default setup for synthesized branch stacks

perf report 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@...el.com>
---
 tools/perf/builtin-report.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index 7af35af5a5e5..92f7c5a75208 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -829,6 +829,9 @@ repeat:
 	has_br_stack = perf_header__has_feat(&session->header,
 					     HEADER_BRANCH_STACK);
 
+	if (itrace_synth_opts.last_branch)
+		has_br_stack = true;
+
 	/*
 	 * Branch mode is a tristate:
 	 * -1 means default, so decide based on the file having branch data.
-- 
1.9.1

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