perf lock: Don't use globals where not needed to
Some variables were global but used in just one function, so move it to
where it belongs.
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-fx8sqc6r9u0i1u97ruy5ytjv@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
diff --git a/tools/perf/builtin-lock.c b/tools/perf/builtin-lock.c
index 7d6e099..6f5f328 100644
--- a/tools/perf/builtin-lock.c
+++ b/tools/perf/builtin-lock.c
@@ -823,12 +823,6 @@
return 0;
}
-static struct perf_tool eops = {
- .sample = process_sample_event,
- .comm = perf_event__process_comm,
- .ordered_samples = true,
-};
-
static const struct perf_evsel_str_handler lock_tracepoints[] = {
{ "lock:lock_acquire", perf_evsel__process_lock_acquire, }, /* CONFIG_LOCKDEP */
{ "lock:lock_acquired", perf_evsel__process_lock_acquired, }, /* CONFIG_LOCKDEP, CONFIG_LOCK_STAT */
@@ -838,6 +832,11 @@
static int read_events(void)
{
+ struct perf_tool eops = {
+ .sample = process_sample_event,
+ .comm = perf_event__process_comm,
+ .ordered_samples = true,
+ };
session = perf_session__new(input_name, O_RDONLY, 0, false, &eops);
if (!session) {
pr_err("Initializing perf session failed\n");
@@ -878,53 +877,11 @@
return 0;
}
-static const char * const report_usage[] = {
- "perf lock report [<options>]",
- NULL
-};
-
-static const struct option report_options[] = {
- OPT_STRING('k', "key", &sort_key, "acquired",
- "key for sorting (acquired / contended / wait_total / wait_max / wait_min)"),
- /* TODO: type */
- OPT_END()
-};
-
-static const char * const info_usage[] = {
- "perf lock info [<options>]",
- NULL
-};
-
-static const struct option info_options[] = {
- OPT_BOOLEAN('t', "threads", &info_threads,
- "dump thread list in perf.data"),
- OPT_BOOLEAN('m', "map", &info_map,
- "map of lock instances (address:name table)"),
- OPT_END()
-};
-
-static const char * const lock_usage[] = {
- "perf lock [<options>] {record|report|script|info}",
- NULL
-};
-
-static const struct option lock_options[] = {
- OPT_STRING('i', "input", &input_name, "file", "input file name"),
- OPT_INCR('v', "verbose", &verbose, "be more verbose (show symbol address, etc)"),
- OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace, "dump raw trace in ASCII"),
- OPT_END()
-};
-
-static const char *record_args[] = {
- "record",
- "-R",
- "-f",
- "-m", "1024",
- "-c", "1",
-};
-
static int __cmd_record(int argc, const char **argv)
{
+ const char *record_args[] = {
+ "record", "-R", "-f", "-m", "1024", "-c", "1",
+ };
unsigned int rec_argc, i, j;
const char **rec_argv;
@@ -963,6 +920,37 @@
int cmd_lock(int argc, const char **argv, const char *prefix __maybe_unused)
{
+ const struct option info_options[] = {
+ OPT_BOOLEAN('t', "threads", &info_threads,
+ "dump thread list in perf.data"),
+ OPT_BOOLEAN('m', "map", &info_map,
+ "map of lock instances (address:name table)"),
+ OPT_END()
+ };
+ const struct option lock_options[] = {
+ OPT_STRING('i', "input", &input_name, "file", "input file name"),
+ OPT_INCR('v', "verbose", &verbose, "be more verbose (show symbol address, etc)"),
+ OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace, "dump raw trace in ASCII"),
+ OPT_END()
+ };
+ const struct option report_options[] = {
+ OPT_STRING('k', "key", &sort_key, "acquired",
+ "key for sorting (acquired / contended / wait_total / wait_max / wait_min)"),
+ /* TODO: type */
+ OPT_END()
+ };
+ const char * const info_usage[] = {
+ "perf lock info [<options>]",
+ NULL
+ };
+ const char * const lock_usage[] = {
+ "perf lock [<options>] {record|report|script|info}",
+ NULL
+ };
+ const char * const report_usage[] = {
+ "perf lock report [<options>]",
+ NULL
+ };
unsigned int i;
int rc = 0;