[PATCH 26/26] perf tools: Add report --store option

[Jiri Olsa]

Adding report --store option as a wrapper for 'buildid-list --store'
to save some typing.

Signed-off-by: Jiri Olsa <jo...@kernel.org>
---
 tools/perf/Documentation/perf-report.txt |  3 +++
 tools/perf/builtin-report.c              | 17 +++++++++++++++++
 2 files changed, 20 insertions(+)

diff --git a/tools/perf/Documentation/perf-report.txt 
b/tools/perf/Documentation/perf-report.txt
index d068103690cc..698fe90d6e1d 100644
--- a/tools/perf/Documentation/perf-report.txt
+++ b/tools/perf/Documentation/perf-report.txt
@@ -548,6 +548,9 @@ include::itrace.txt[]
        Configure time quantum for time sort key. Default 100ms.
        Accepts s, us, ms, ns units.
 
+--store::
+       Store build id DSOs in .debug cache. See `--store` option n 
perf-buildid-list.
+
 --total-cycles::
        When --total-cycles is specified, it supports sorting for all blocks by
        'Sampled Cycles%'. This is useful to concentrate on the globally hottest
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index 3dd37513eb94..3450e441d894 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -1098,6 +1098,18 @@ static int process_attr(struct perf_tool *tool 
__maybe_unused,
        return 0;
 }
 
+static int build_id_store(const char *file)
+{
+       const char *argv[4];
+
+       argv[0] = "buildid-list";
+       argv[1] = "-i";
+       argv[2] = file;
+       argv[3] = "--store";
+
+       return cmd_buildid_list(4, argv);
+}
+
 int cmd_report(int argc, const char **argv)
 {
        struct perf_session *session;
@@ -1107,6 +1119,7 @@ int cmd_report(int argc, const char **argv)
        int branch_mode = -1;
        int last_key = 0;
        bool branch_call_mode = false;
+       bool store = false;
 #define CALLCHAIN_DEFAULT_OPT  "graph,0.5,caller,function,percent"
        static const char report_callchain_help[] = "Display call graph (stack 
chain/backtrace):\n\n"
                                                    CALLCHAIN_REPORT_HELP
@@ -1301,6 +1314,7 @@ int cmd_report(int argc, const char **argv)
        OPTS_EVSWITCH(&report.evswitch),
        OPT_BOOLEAN(0, "total-cycles", &report.total_cycles_mode,
                    "Sort all blocks by 'Sampled Cycles%'"),
+       OPT_BOOLEAN(0, "store", &store, "Store build id dsos in .debug cache"),
        OPT_END()
        };
        struct perf_data data = {
@@ -1367,6 +1381,9 @@ int cmd_report(int argc, const char **argv)
                        input_name = "perf.data";
        }
 
+       if (store)
+               return build_id_store(input_name);
+
        data.path  = input_name;
        data.force = symbol_conf.force;
 
-- 
2.26.2