From 01d955244b99827814570ed4b675271ca7b8af02 Mon Sep 17 00:00:00 2001 From: Arnaldo Carvalho de Melo Date: Tue, 7 Aug 2012 10:59:44 -0300 Subject: [PATCH] perf lock: Use evsel->tp_format and perf_sample To reduce the number of parameters passed to the various event handling functions. Cc: Andrey Wagin Cc: David Ahern Cc: Frederic Weisbecker Cc: Jiri Olsa Cc: Mike Galbraith Cc: Namhyung Kim Cc: Paul Mackerras Cc: Peter Zijlstra Cc: Stephane Eranian Link: http://lkml.kernel.org/n/tip-bipk647rzq357yot9ao6ih73@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/builtin-lock.c | 116 +++++++++++++++++----------------------------- 1 file changed, 42 insertions(+), 74 deletions(-) diff --git a/tools/perf/builtin-lock.c b/tools/perf/builtin-lock.c index 142b303..3f8b955 100644 --- a/tools/perf/builtin-lock.c +++ b/tools/perf/builtin-lock.c @@ -357,28 +357,16 @@ struct trace_release_event { struct trace_lock_handler { void (*acquire_event)(struct trace_acquire_event *, - struct event_format *, - int cpu, - u64 timestamp, - struct thread *thread); + const struct perf_sample *sample); void (*acquired_event)(struct trace_acquired_event *, - struct event_format *, - int cpu, - u64 timestamp, - struct thread *thread); + const struct perf_sample *sample); void (*contended_event)(struct trace_contended_event *, - struct event_format *, - int cpu, - u64 timestamp, - struct thread *thread); + const struct perf_sample *sample); void (*release_event)(struct trace_release_event *, - struct event_format *, - int cpu, - u64 timestamp, - struct thread *thread); + const struct perf_sample *sample); }; static struct lock_seq_stat *get_seq(struct thread_stat *ts, void *addr) @@ -417,10 +405,7 @@ enum acquire_flags { static void report_lock_acquire_event(struct trace_acquire_event *acquire_event, - struct event_format *__event __used, - int cpu __used, - u64 timestamp __used, - struct thread *thread __used) + const struct perf_sample *sample) { struct lock_stat *ls; struct thread_stat *ts; @@ -430,7 +415,7 @@ report_lock_acquire_event(struct trace_acquire_event *acquire_event, if (ls->discard) return; - ts = thread_stat_findnew(thread->pid); + ts = thread_stat_findnew(sample->tid); seq = get_seq(ts, acquire_event->addr); switch (seq->state) { @@ -474,18 +459,16 @@ broken: } ls->nr_acquire++; - seq->prev_event_time = timestamp; + seq->prev_event_time = sample->time; end: return; } static void report_lock_acquired_event(struct trace_acquired_event *acquired_event, - struct event_format *__event __used, - int cpu __used, - u64 timestamp __used, - struct thread *thread __used) + const struct perf_sample *sample) { + u64 timestamp = sample->time; struct lock_stat *ls; struct thread_stat *ts; struct lock_seq_stat *seq; @@ -495,7 +478,7 @@ report_lock_acquired_event(struct trace_acquired_event *acquired_event, if (ls->discard) return; - ts = thread_stat_findnew(thread->pid); + ts = thread_stat_findnew(sample->tid); seq = get_seq(ts, acquired_event->addr); switch (seq->state) { @@ -537,10 +520,7 @@ end: static void report_lock_contended_event(struct trace_contended_event *contended_event, - struct event_format *__event __used, - int cpu __used, - u64 timestamp __used, - struct thread *thread __used) + const struct perf_sample *sample) { struct lock_stat *ls; struct thread_stat *ts; @@ -550,7 +530,7 @@ report_lock_contended_event(struct trace_contended_event *contended_event, if (ls->discard) return; - ts = thread_stat_findnew(thread->pid); + ts = thread_stat_findnew(sample->tid); seq = get_seq(ts, contended_event->addr); switch (seq->state) { @@ -577,17 +557,14 @@ report_lock_contended_event(struct trace_contended_event *contended_event, seq->state = SEQ_STATE_CONTENDED; ls->nr_contended++; - seq->prev_event_time = timestamp; + seq->prev_event_time = sample->time; end: return; } static void report_lock_release_event(struct trace_release_event *release_event, - struct event_format *__event __used, - int cpu __used, - u64 timestamp __used, - struct thread *thread __used) + const struct perf_sample *sample) { struct lock_stat *ls; struct thread_stat *ts; @@ -597,7 +574,7 @@ report_lock_release_event(struct trace_release_event *release_event, if (ls->discard) return; - ts = thread_stat_findnew(thread->pid); + ts = thread_stat_findnew(sample->tid); seq = get_seq(ts, release_event->addr); switch (seq->state) { @@ -646,14 +623,12 @@ static struct trace_lock_handler report_lock_ops = { static struct trace_lock_handler *trace_handler; -static void -process_lock_acquire_event(void *data, - struct event_format *event __used, - int cpu __used, - u64 timestamp __used, - struct thread *thread __used) +static void perf_evsel__process_lock_acquire(struct perf_evsel *evsel, + struct perf_sample *sample) { struct trace_acquire_event acquire_event; + struct event_format *event = evsel->tp_format; + void *data = sample->raw_data; u64 tmp; /* this is required for casting... */ tmp = raw_field_value(event, "lockdep_addr", data); @@ -662,17 +637,15 @@ process_lock_acquire_event(void *data, acquire_event.flag = (int)raw_field_value(event, "flag", data); if (trace_handler->acquire_event) - trace_handler->acquire_event(&acquire_event, event, cpu, timestamp, thread); + trace_handler->acquire_event(&acquire_event, sample); } -static void -process_lock_acquired_event(void *data, - struct event_format *event __used, - int cpu __used, - u64 timestamp __used, - struct thread *thread __used) +static void perf_evsel__process_lock_acquired(struct perf_evsel *evsel, + struct perf_sample *sample) { struct trace_acquired_event acquired_event; + struct event_format *event = evsel->tp_format; + void *data = sample->raw_data; u64 tmp; /* this is required for casting... */ tmp = raw_field_value(event, "lockdep_addr", data); @@ -680,17 +653,15 @@ process_lock_acquired_event(void *data, acquired_event.name = (char *)raw_field_ptr(event, "name", data); if (trace_handler->acquire_event) - trace_handler->acquired_event(&acquired_event, event, cpu, timestamp, thread); + trace_handler->acquired_event(&acquired_event, sample); } -static void -process_lock_contended_event(void *data, - struct event_format *event __used, - int cpu __used, - u64 timestamp __used, - struct thread *thread __used) +static void perf_evsel__process_lock_contended(struct perf_evsel *evsel, + struct perf_sample *sample) { struct trace_contended_event contended_event; + struct event_format *event = evsel->tp_format; + void *data = sample->raw_data; u64 tmp; /* this is required for casting... */ tmp = raw_field_value(event, "lockdep_addr", data); @@ -698,17 +669,15 @@ process_lock_contended_event(void *data, contended_event.name = (char *)raw_field_ptr(event, "name", data); if (trace_handler->acquire_event) - trace_handler->contended_event(&contended_event, event, cpu, timestamp, thread); + trace_handler->contended_event(&contended_event, sample); } -static void -process_lock_release_event(void *data, - struct event_format *event __used, - int cpu __used, - u64 timestamp __used, - struct thread *thread __used) +static void perf_evsel__process_lock_release(struct perf_evsel *evsel, + struct perf_sample *sample) { struct trace_release_event release_event; + struct event_format *event = evsel->tp_format; + void *data = sample->raw_data; u64 tmp; /* this is required for casting... */ tmp = raw_field_value(event, "lockdep_addr", data); @@ -716,22 +685,22 @@ process_lock_release_event(void *data, release_event.name = (char *)raw_field_ptr(event, "name", data); if (trace_handler->acquire_event) - trace_handler->release_event(&release_event, event, cpu, timestamp, thread); + trace_handler->release_event(&release_event, sample); } -static void process_raw_event(struct perf_evsel *evsel, void *data, int cpu, - u64 timestamp, struct thread *thread) +static void perf_evsel__process_lock_event(struct perf_evsel *evsel, + struct perf_sample *sample) { struct event_format *event = evsel->tp_format; if (!strcmp(event->name, "lock_acquire")) - process_lock_acquire_event(data, event, cpu, timestamp, thread); + perf_evsel__process_lock_acquire(evsel, sample); if (!strcmp(event->name, "lock_acquired")) - process_lock_acquired_event(data, event, cpu, timestamp, thread); + perf_evsel__process_lock_acquired(evsel, sample); if (!strcmp(event->name, "lock_contended")) - process_lock_contended_event(data, event, cpu, timestamp, thread); + perf_evsel__process_lock_contended(evsel, sample); if (!strcmp(event->name, "lock_release")) - process_lock_release_event(data, event, cpu, timestamp, thread); + perf_evsel__process_lock_release(evsel, sample); } static void print_bad_events(int bad, int total) @@ -857,8 +826,7 @@ static int process_sample_event(struct perf_tool *tool __used, return -1; } - process_raw_event(evsel, sample->raw_data, sample->cpu, sample->time, thread); - + perf_evsel__process_lock_event(evsel, sample); return 0; } -- 2.7.4