perf tools: Use __maybe_used for unused variables

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / tools / perf / builtin-inject.c

diff --git a/tools/perf/builtin-inject.c b/tools/perf/builtin-inject.c
index 64d8ba2fb7bc34c258ace98a4e01011dbdcabc18..1eaa6617c8142ca62840c805fff0a79cf28d216b 100644 (file)
--- a/tools/perf/builtin-inject.c
+++ b/tools/perf/builtin-inject.c
@@ -17,9 +17,9 @@
 static char            const *input_name = "-";
 static bool            inject_build_ids;
 
-static int perf_event__repipe_synth(struct perf_tool *tool __used,
+static int perf_event__repipe_synth(struct perf_tool *tool __maybe_unused,
                                    union perf_event *event,
-                                   struct machine *machine __used)
+                                   struct machine *machine __maybe_unused)
 {
        uint32_t size;
        void *buf = event;
@@ -40,7 +40,8 @@ static int perf_event__repipe_synth(struct perf_tool *tool __used,
 
 static int perf_event__repipe_op2_synth(struct perf_tool *tool,
                                        union perf_event *event,
-                                       struct perf_session *session __used)
+                                       struct perf_session *session
+                                       __maybe_unused)
 {
        return perf_event__repipe_synth(tool, event, NULL);
 }
@@ -52,13 +53,14 @@ static int perf_event__repipe_event_type_synth(struct perf_tool *tool,
 }
 
 static int perf_event__repipe_tracing_data_synth(union perf_event *event,
-                                                struct perf_session *session __used)
+                                                struct perf_session *session
+                                                __maybe_unused)
 {
        return perf_event__repipe_synth(NULL, event, NULL);
 }
 
 static int perf_event__repipe_attr(union perf_event *event,
-                                  struct perf_evlist **pevlist __used)
+                                  struct perf_evlist **pevlist __maybe_unused)
 {
        int ret;
        ret = perf_event__process_attr(event, pevlist);
@@ -70,7 +72,7 @@ static int perf_event__repipe_attr(union perf_event *event,
 
 static int perf_event__repipe(struct perf_tool *tool,
                              union perf_event *event,
-                             struct perf_sample *sample __used,
+                             struct perf_sample *sample __maybe_unused,
                              struct machine *machine)
 {
        return perf_event__repipe_synth(tool, event, machine);
@@ -78,8 +80,8 @@ static int perf_event__repipe(struct perf_tool *tool,
 
 static int perf_event__repipe_sample(struct perf_tool *tool,
                                     union perf_event *event,
-                             struct perf_sample *sample __used,
-                             struct perf_evsel *evsel __used,
+                             struct perf_sample *sample __maybe_unused,
+                             struct perf_evsel *evsel __maybe_unused,
                              struct machine *machine)
 {
        return perf_event__repipe_synth(tool, event, machine);
@@ -163,7 +165,7 @@ static int dso__inject_build_id(struct dso *self, struct perf_tool *tool,
 static int perf_event__inject_buildid(struct perf_tool *tool,
                                      union perf_event *event,
                                      struct perf_sample *sample,
-                                     struct perf_evsel *evsel __used,
+                                     struct perf_evsel *evsel __maybe_unused,
                                      struct machine *machine)
 {
        struct addr_location al;
@@ -224,7 +226,7 @@ struct perf_tool perf_inject = {
 
 extern volatile int session_done;
 
-static void sig_handler(int sig __attribute__((__unused__)))
+static void sig_handler(int sig __maybe_unused)
 {
        session_done = 1;
 }
@@ -267,7 +269,7 @@ static const struct option options[] = {
        OPT_END()
 };
 
-int cmd_inject(int argc, const char **argv, const char *prefix __used)
+int cmd_inject(int argc, const char **argv, const char *prefix __maybe_unused)
 {
        argc = parse_options(argc, argv, options, report_usage, 0);