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author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-10-01 15:20:58 -0300 |
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committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-10-02 18:36:33 -0300 |
commit | c75d98afa7bb059169587b838e0a25436b8d3e62 (patch) | |
tree | b1751eb14ad6afa74b0eccd65bc20854f71397f9 /tools | |
parent | 0433ffbe47d66c5c561b54340ee47adf8826bcc4 (diff) | |
download | linux-c75d98afa7bb059169587b838e0a25436b8d3e62.tar.gz linux-c75d98afa7bb059169587b838e0a25436b8d3e62.tar.bz2 linux-c75d98afa7bb059169587b838e0a25436b8d3e62.zip |
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>
Diffstat (limited to 'tools')
-rw-r--r-- | tools/perf/builtin-lock.c | 90 |
1 files changed, 39 insertions, 51 deletions
diff --git a/tools/perf/builtin-lock.c b/tools/perf/builtin-lock.c index 7d6e09949880..6f5f328157aa 100644 --- a/tools/perf/builtin-lock.c +++ b/tools/perf/builtin-lock.c @@ -823,12 +823,6 @@ static int process_sample_event(struct perf_tool *tool __maybe_unused, 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 const struct perf_evsel_str_handler lock_tracepoints[] = { 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 @@ static int __cmd_report(void) 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 @@ static int __cmd_record(int argc, const char **argv) 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; |