linux-kernel - [PATCH v2 3/5] perf report: Create a new option "--inline"

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Message-Id: <1481117424-20673-4-git-send-email-yao.jin@linux.intel.com>
Date:   Wed,  7 Dec 2016 21:30:22 +0800
From:   Jin Yao <yao.jin@...ux.intel.com>
To:     acme@...nel.org, jolsa@...nel.org
Cc:     Linux-kernel@...r.kernel.org, ak@...ux.intel.com,
        kan.liang@...el.com, yao.jin@...ux.intel.com
Subject: [PATCH v2 3/5] perf report: Create a new option "--inline"

It takes some time to look for inline stack for callgraph addresses.
So it provides a new option "--inline" to let user decide if enable
this feature.

Signed-off-by: Jin Yao <yao.jin@...ux.intel.com>
---
 tools/perf/Documentation/perf-report.txt | 4 ++++
 tools/perf/builtin-report.c              | 2 ++
 tools/perf/util/symbol.h                 | 3 ++-
 3 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/tools/perf/Documentation/perf-report.txt b/tools/perf/Documentation/perf-report.txt
index f2914f0..91bcb38 100644
--- a/tools/perf/Documentation/perf-report.txt
+++ b/tools/perf/Documentation/perf-report.txt
@@ -420,6 +420,10 @@ include::itrace.txt[]
 --hierarchy::
 	Enable hierarchical output.
 
+--inline::
+	If a callgraph address belongs to an inlined function, the inline stack
+	will be printed.
+
 include::callchain-overhead-calculation.txt[]
 
 SEE ALSO
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index d2afbe4..872fcc5 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -837,6 +837,8 @@ int cmd_report(int argc, const char **argv, const char *prefix __maybe_unused)
 			     stdio__config_color, "always"),
 	OPT_STRING(0, "time", &report.time_str, "str",
 		   "Time span of interest (start,stop)"),
+	OPT_BOOLEAN(0, "inline", &symbol_conf.show_inline,
+		    "Show inline functions"),
 	OPT_END()
 	};
 	struct perf_data_file file = {
diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h
index 6c358b7..3aa873e 100644
--- a/tools/perf/util/symbol.h
+++ b/tools/perf/util/symbol.h
@@ -118,7 +118,8 @@ struct symbol_conf {
 			show_ref_callgraph,
 			hide_unresolved,
 			raw_trace,
-			report_hierarchy;
+			report_hierarchy,
+			show_inline;
 	const char	*vmlinux_name,
 			*kallsyms_name,
 			*source_prefix,
-- 
2.7.4