From: Jiri Olsa <jo...@kernel.org> Using perf_stat::id to check for transaction events, instead of current position based way.
Signed-off-by: Jiri Olsa <jo...@kernel.org> Cc: Andi Kleen <a...@linux.intel.com> Cc: David Ahern <dsah...@gmail.com> Cc: Namhyung Kim <namhy...@kernel.org> Cc: Peter Zijlstra <a.p.zijls...@chello.nl> Cc: Stephane Eranian <eran...@google.com> Link: http://lkml.kernel.org/r/1433341559-31848-3-git-send-email-jo...@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <a...@redhat.com> --- tools/perf/builtin-stat.c | 55 ++++++----------------------------------------- tools/perf/util/stat.c | 6 +++++- tools/perf/util/stat.h | 4 ++++ 3 files changed, 16 insertions(+), 49 deletions(-) diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c index a6ae1007f1f9..514493d703da 100644 --- a/tools/perf/builtin-stat.c +++ b/tools/perf/builtin-stat.c @@ -96,17 +96,6 @@ static const char * const transaction_limited_attrs[] = { "}" }; -/* must match transaction_attrs and the beginning limited_attrs */ -enum { - T_TASK_CLOCK, - T_INSTRUCTIONS, - T_CYCLES, - T_CYCLES_IN_TX, - T_TRANSACTION_START, - T_ELISION_START, - T_CYCLES_IN_TX_CP, -}; - static struct perf_evlist *evsel_list; static struct target target = { @@ -352,29 +341,6 @@ static inline int nsec_counter(struct perf_evsel *evsel) return 0; } -static struct perf_evsel *nth_evsel(int n) -{ - static struct perf_evsel **array; - static int array_len; - struct perf_evsel *ev; - int j; - - /* Assumes this only called when evsel_list does not change anymore. */ - if (!array) { - evlist__for_each(evsel_list, ev) - array_len++; - array = malloc(array_len * sizeof(void *)); - if (!array) - exit(ENOMEM); - j = 0; - evlist__for_each(evsel_list, ev) - array[j++] = ev; - } - if (n < array_len) - return array[n]; - return NULL; -} - /* * Update various tracking values we maintain to print * more semantic information such as miss/hit ratios, @@ -389,14 +355,11 @@ static void update_shadow_stats(struct perf_evsel *counter, u64 *count, update_stats(&runtime_nsecs_stats[cpu], count[0]); else if (perf_evsel__match(counter, HARDWARE, HW_CPU_CYCLES)) update_stats(&runtime_cycles_stats[ctx][cpu], count[0]); - else if (transaction_run && - perf_evsel__cmp(counter, nth_evsel(T_CYCLES_IN_TX))) + else if (transaction_run && perf_stat_evsel__is(counter, CYCLES_IN_TX)) update_stats(&runtime_transaction_stats[ctx][cpu], count[0]); - else if (transaction_run && - perf_evsel__cmp(counter, nth_evsel(T_TRANSACTION_START))) + else if (transaction_run && perf_stat_evsel__is(counter, TRANSACTION_START)) update_stats(&runtime_transaction_stats[ctx][cpu], count[0]); - else if (transaction_run && - perf_evsel__cmp(counter, nth_evsel(T_ELISION_START))) + else if (transaction_run && perf_stat_evsel__is(counter, ELISION_START)) update_stats(&runtime_elision_stats[ctx][cpu], count[0]); else if (perf_evsel__match(counter, HARDWARE, HW_STALLED_CYCLES_FRONTEND)) update_stats(&runtime_stalled_cycles_front_stats[ctx][cpu], count[0]); @@ -1207,15 +1170,13 @@ static void abs_printout(int id, int nr, struct perf_evsel *evsel, double avg) } else { fprintf(output, " "); } - } else if (transaction_run && - perf_evsel__cmp(evsel, nth_evsel(T_CYCLES_IN_TX))) { + } else if (transaction_run && perf_stat_evsel__is(evsel, CYCLES_IN_TX)) { total = avg_stats(&runtime_cycles_stats[ctx][cpu]); if (total) fprintf(output, " # %5.2f%% transactional cycles ", 100.0 * (avg / total)); - } else if (transaction_run && - perf_evsel__cmp(evsel, nth_evsel(T_CYCLES_IN_TX_CP))) { + } else if (transaction_run && perf_stat_evsel__is(evsel, CYCLES_IN_TX_CP)) { total = avg_stats(&runtime_cycles_stats[ctx][cpu]); total2 = avg_stats(&runtime_cycles_in_tx_stats[ctx][cpu]); if (total2 < avg) @@ -1224,8 +1185,7 @@ static void abs_printout(int id, int nr, struct perf_evsel *evsel, double avg) fprintf(output, " # %5.2f%% aborted cycles ", 100.0 * ((total2-avg) / total)); - } else if (transaction_run && - perf_evsel__cmp(evsel, nth_evsel(T_TRANSACTION_START)) && + } else if (transaction_run && perf_stat_evsel__is(evsel, TRANSACTION_START) && avg > 0 && runtime_cycles_in_tx_stats[ctx][cpu].n != 0) { total = avg_stats(&runtime_cycles_in_tx_stats[ctx][cpu]); @@ -1234,8 +1194,7 @@ static void abs_printout(int id, int nr, struct perf_evsel *evsel, double avg) ratio = total / avg; fprintf(output, " # %8.0f cycles / transaction ", ratio); - } else if (transaction_run && - perf_evsel__cmp(evsel, nth_evsel(T_ELISION_START)) && + } else if (transaction_run && perf_stat_evsel__is(evsel, ELISION_START) && avg > 0 && runtime_cycles_in_tx_stats[ctx][cpu].n != 0) { total = avg_stats(&runtime_cycles_in_tx_stats[ctx][cpu]); diff --git a/tools/perf/util/stat.c b/tools/perf/util/stat.c index 8e9f6bb7581b..60b92822f655 100644 --- a/tools/perf/util/stat.c +++ b/tools/perf/util/stat.c @@ -72,7 +72,11 @@ bool __perf_evsel_stat__is(struct perf_evsel *evsel, #define ID(id, name) [PERF_STAT_EVSEL_ID__##id] = #name static const char *id_str[PERF_STAT_EVSEL_ID__MAX] = { - ID(NONE, x), + ID(NONE, x), + ID(CYCLES_IN_TX, cpu/cycles-t/), + ID(TRANSACTION_START, cpu/tx-start/), + ID(ELISION_START, cpu/el-start/), + ID(CYCLES_IN_TX_CP, cpu/cycles-ct/), }; #undef ID diff --git a/tools/perf/util/stat.h b/tools/perf/util/stat.h index f4136cfd3cc9..3df529bd0774 100644 --- a/tools/perf/util/stat.h +++ b/tools/perf/util/stat.h @@ -11,6 +11,10 @@ struct stats enum perf_stat_evsel_id { PERF_STAT_EVSEL_ID__NONE = 0, + PERF_STAT_EVSEL_ID__CYCLES_IN_TX, + PERF_STAT_EVSEL_ID__TRANSACTION_START, + PERF_STAT_EVSEL_ID__ELISION_START, + PERF_STAT_EVSEL_ID__CYCLES_IN_TX_CP, PERF_STAT_EVSEL_ID__MAX, }; 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