It takes some time to look for inline stack for callgraph addresses.
So it provides new option "--inline" to let user decide if enable
this feature.
--inline:
If a callgraph address belongs to an inlined function, the inline stack
will be printed. Each entry is the inline function name.
Signed-off-by: Jin Yao <yao....@linux.intel.com>
Tested-by: Milian Wolff <milian.wo...@kdab.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 33f9190..2bfd50b 100644
--- a/tools/perf/Documentation/perf-report.txt
+++ b/tools/perf/Documentation/perf-report.txt
@@ -425,6 +425,10 @@ include::itrace.txt[]
--hierarchy::
Enable hierarchical output.
+--inline::
+ If a callgraph address belongs to an inlined function, the inline stack
+ will be printed. Each entry is the inline function name.
+
include::callchain-overhead-calculation.txt[]
SEE ALSO
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index 0a88670..900c020 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -845,6 +845,8 @@ 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.inline_name,
+ "Show inline function"),
OPT_END()
};
struct perf_data_file file = {
diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h
index 8adf045..7b4a399 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,
+ inline_name;
const char *vmlinux_name,
*kallsyms_name,
*source_prefix,
--
2.7.4
