[PATCH v1 2/4] perf report: Create a new option "--inline"
From: Jin Yao
Date: Tue Nov 29 2016 - 01:57:23 EST
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@xxxxxxxxxxxxxxx>
---
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 2d17462..f1299a7 100644
--- a/tools/perf/Documentation/perf-report.txt
+++ b/tools/perf/Documentation/perf-report.txt
@@ -412,6 +412,10 @@ 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 3dfbfff..ba2f627 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -830,6 +830,8 @@ int cmd_report(int argc, const char **argv, const char *prefix __maybe_unused)
OPT_CALLBACK_DEFAULT(0, "stdio-color", NULL, "mode",
"'always' (default), 'never' or 'auto' only applicable to --stdio mode",
stdio__config_color, "always"),
+ 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 1bcbefc..c312759 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