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Date: Fri, 15 Jan 2021 16:05:04 -0300
From: Arnaldo Carvalho de Melo <acme@...nel.org>
To: Jiri Olsa <jolsa@...hat.com>
Cc: Namhyung Kim <namhyung@...nel.org>, Ingo Molnar <mingo@...nel.org>,
Peter Zijlstra <peterz@...radead.org>,
Mark Rutland <mark.rutland@....com>,
Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
LKML <linux-kernel@...r.kernel.org>,
Stephane Eranian <eranian@...gle.com>,
Andi Kleen <ak@...ux.intel.com>,
Jin Yao <yao.jin@...ux.intel.com>,
Ian Rogers <irogers@...gle.com>
Subject: Re: [PATCH v3 1/2] perf stat: Introduce struct runtime_stat_data
Em Fri, Jan 15, 2021 at 09:37:44AM +0100, Jiri Olsa escreveu:
> On Fri, Jan 15, 2021 at 04:11:38PM +0900, Namhyung Kim wrote:
> > To pass more info to the saved_value in the runtime_stat, add a new
> > struct runtime_stat_data. Currently it only has 'ctx' field but later
> > patch will add more.
> >
> > Note that we intentionally pass 0 as ctx to clock-related events for
> > compatibility. It was already there in a few places. So move the
> > code into the saved_value_lookup() explicitly and add a comment.
> >
> > Suggested-by: Andi Kleen <ak@...ux.intel.com>
> > Signed-off-by: Namhyung Kim <namhyung@...nel.org>
>
> for the patchset
>
> Acked-by: Jiri Olsa <jolsa@...hat.com>
Thanks, applied.
- Arnaldo
> thanks,
> jirka
>
> > ---
> > tools/perf/util/stat-shadow.c | 346 +++++++++++++++++-----------------
> > 1 file changed, 173 insertions(+), 173 deletions(-)
> >
> > diff --git a/tools/perf/util/stat-shadow.c b/tools/perf/util/stat-shadow.c
> > index 901265127e36..a1565b6e38f2 100644
> > --- a/tools/perf/util/stat-shadow.c
> > +++ b/tools/perf/util/stat-shadow.c
> > @@ -114,6 +114,10 @@ static struct saved_value *saved_value_lookup(struct evsel *evsel,
> >
> > rblist = &st->value_list;
> >
> > + /* don't use context info for clock events */
> > + if (type == STAT_NSECS)
> > + dm.ctx = 0;
> > +
> > nd = rblist__find(rblist, &dm);
> > if (nd)
> > return container_of(nd, struct saved_value, rb_node);
> > @@ -191,12 +195,17 @@ void perf_stat__reset_shadow_per_stat(struct runtime_stat *st)
> > reset_stat(st);
> > }
> >
> > +struct runtime_stat_data {
> > + int ctx;
> > +};
> > +
> > static void update_runtime_stat(struct runtime_stat *st,
> > enum stat_type type,
> > - int ctx, int cpu, u64 count)
> > + int cpu, u64 count,
> > + struct runtime_stat_data *rsd)
> > {
> > - struct saved_value *v = saved_value_lookup(NULL, cpu, true,
> > - type, ctx, st);
> > + struct saved_value *v = saved_value_lookup(NULL, cpu, true, type,
> > + rsd->ctx, st);
> >
> > if (v)
> > update_stats(&v->stats, count);
> > @@ -210,73 +219,75 @@ static void update_runtime_stat(struct runtime_stat *st,
> > void perf_stat__update_shadow_stats(struct evsel *counter, u64 count,
> > int cpu, struct runtime_stat *st)
> > {
> > - int ctx = evsel_context(counter);
> > u64 count_ns = count;
> > struct saved_value *v;
> > + struct runtime_stat_data rsd = {
> > + .ctx = evsel_context(counter),
> > + };
> >
> > count *= counter->scale;
> >
> > if (evsel__is_clock(counter))
> > - update_runtime_stat(st, STAT_NSECS, 0, cpu, count_ns);
> > + update_runtime_stat(st, STAT_NSECS, cpu, count_ns, &rsd);
> > else if (evsel__match(counter, HARDWARE, HW_CPU_CYCLES))
> > - update_runtime_stat(st, STAT_CYCLES, ctx, cpu, count);
> > + update_runtime_stat(st, STAT_CYCLES, cpu, count, &rsd);
> > else if (perf_stat_evsel__is(counter, CYCLES_IN_TX))
> > - update_runtime_stat(st, STAT_CYCLES_IN_TX, ctx, cpu, count);
> > + update_runtime_stat(st, STAT_CYCLES_IN_TX, cpu, count, &rsd);
> > else if (perf_stat_evsel__is(counter, TRANSACTION_START))
> > - update_runtime_stat(st, STAT_TRANSACTION, ctx, cpu, count);
> > + update_runtime_stat(st, STAT_TRANSACTION, cpu, count, &rsd);
> > else if (perf_stat_evsel__is(counter, ELISION_START))
> > - update_runtime_stat(st, STAT_ELISION, ctx, cpu, count);
> > + update_runtime_stat(st, STAT_ELISION, cpu, count, &rsd);
> > else if (perf_stat_evsel__is(counter, TOPDOWN_TOTAL_SLOTS))
> > update_runtime_stat(st, STAT_TOPDOWN_TOTAL_SLOTS,
> > - ctx, cpu, count);
> > + cpu, count, &rsd);
> > else if (perf_stat_evsel__is(counter, TOPDOWN_SLOTS_ISSUED))
> > update_runtime_stat(st, STAT_TOPDOWN_SLOTS_ISSUED,
> > - ctx, cpu, count);
> > + cpu, count, &rsd);
> > else if (perf_stat_evsel__is(counter, TOPDOWN_SLOTS_RETIRED))
> > update_runtime_stat(st, STAT_TOPDOWN_SLOTS_RETIRED,
> > - ctx, cpu, count);
> > + cpu, count, &rsd);
> > else if (perf_stat_evsel__is(counter, TOPDOWN_FETCH_BUBBLES))
> > update_runtime_stat(st, STAT_TOPDOWN_FETCH_BUBBLES,
> > - ctx, cpu, count);
> > + cpu, count, &rsd);
> > else if (perf_stat_evsel__is(counter, TOPDOWN_RECOVERY_BUBBLES))
> > update_runtime_stat(st, STAT_TOPDOWN_RECOVERY_BUBBLES,
> > - ctx, cpu, count);
> > + cpu, count, &rsd);
> > else if (perf_stat_evsel__is(counter, TOPDOWN_RETIRING))
> > update_runtime_stat(st, STAT_TOPDOWN_RETIRING,
> > - ctx, cpu, count);
> > + cpu, count, &rsd);
> > else if (perf_stat_evsel__is(counter, TOPDOWN_BAD_SPEC))
> > update_runtime_stat(st, STAT_TOPDOWN_BAD_SPEC,
> > - ctx, cpu, count);
> > + cpu, count, &rsd);
> > else if (perf_stat_evsel__is(counter, TOPDOWN_FE_BOUND))
> > update_runtime_stat(st, STAT_TOPDOWN_FE_BOUND,
> > - ctx, cpu, count);
> > + cpu, count, &rsd);
> > else if (perf_stat_evsel__is(counter, TOPDOWN_BE_BOUND))
> > update_runtime_stat(st, STAT_TOPDOWN_BE_BOUND,
> > - ctx, cpu, count);
> > + cpu, count, &rsd);
> > else if (evsel__match(counter, HARDWARE, HW_STALLED_CYCLES_FRONTEND))
> > update_runtime_stat(st, STAT_STALLED_CYCLES_FRONT,
> > - ctx, cpu, count);
> > + cpu, count, &rsd);
> > else if (evsel__match(counter, HARDWARE, HW_STALLED_CYCLES_BACKEND))
> > update_runtime_stat(st, STAT_STALLED_CYCLES_BACK,
> > - ctx, cpu, count);
> > + cpu, count, &rsd);
> > else if (evsel__match(counter, HARDWARE, HW_BRANCH_INSTRUCTIONS))
> > - update_runtime_stat(st, STAT_BRANCHES, ctx, cpu, count);
> > + update_runtime_stat(st, STAT_BRANCHES, cpu, count, &rsd);
> > else if (evsel__match(counter, HARDWARE, HW_CACHE_REFERENCES))
> > - update_runtime_stat(st, STAT_CACHEREFS, ctx, cpu, count);
> > + update_runtime_stat(st, STAT_CACHEREFS, cpu, count, &rsd);
> > else if (evsel__match(counter, HW_CACHE, HW_CACHE_L1D))
> > - update_runtime_stat(st, STAT_L1_DCACHE, ctx, cpu, count);
> > + update_runtime_stat(st, STAT_L1_DCACHE, cpu, count, &rsd);
> > else if (evsel__match(counter, HW_CACHE, HW_CACHE_L1I))
> > - update_runtime_stat(st, STAT_L1_ICACHE, ctx, cpu, count);
> > + update_runtime_stat(st, STAT_L1_ICACHE, cpu, count, &rsd);
> > else if (evsel__match(counter, HW_CACHE, HW_CACHE_LL))
> > - update_runtime_stat(st, STAT_LL_CACHE, ctx, cpu, count);
> > + update_runtime_stat(st, STAT_LL_CACHE, cpu, count, &rsd);
> > else if (evsel__match(counter, HW_CACHE, HW_CACHE_DTLB))
> > - update_runtime_stat(st, STAT_DTLB_CACHE, ctx, cpu, count);
> > + update_runtime_stat(st, STAT_DTLB_CACHE, cpu, count, &rsd);
> > else if (evsel__match(counter, HW_CACHE, HW_CACHE_ITLB))
> > - update_runtime_stat(st, STAT_ITLB_CACHE, ctx, cpu, count);
> > + update_runtime_stat(st, STAT_ITLB_CACHE, cpu, count, &rsd);
> > else if (perf_stat_evsel__is(counter, SMI_NUM))
> > - update_runtime_stat(st, STAT_SMI_NUM, ctx, cpu, count);
> > + update_runtime_stat(st, STAT_SMI_NUM, cpu, count, &rsd);
> > else if (perf_stat_evsel__is(counter, APERF))
> > - update_runtime_stat(st, STAT_APERF, ctx, cpu, count);
> > + update_runtime_stat(st, STAT_APERF, cpu, count, &rsd);
> >
> > if (counter->collect_stat) {
> > v = saved_value_lookup(counter, cpu, true, STAT_NONE, 0, st);
> > @@ -422,11 +433,12 @@ void perf_stat__collect_metric_expr(struct evlist *evsel_list)
> > }
> >
> > static double runtime_stat_avg(struct runtime_stat *st,
> > - enum stat_type type, int ctx, int cpu)
> > + enum stat_type type, int cpu,
> > + struct runtime_stat_data *rsd)
> > {
> > struct saved_value *v;
> >
> > - v = saved_value_lookup(NULL, cpu, false, type, ctx, st);
> > + v = saved_value_lookup(NULL, cpu, false, type, rsd->ctx, st);
> > if (!v)
> > return 0.0;
> >
> > @@ -434,11 +446,12 @@ static double runtime_stat_avg(struct runtime_stat *st,
> > }
> >
> > static double runtime_stat_n(struct runtime_stat *st,
> > - enum stat_type type, int ctx, int cpu)
> > + enum stat_type type, int cpu,
> > + struct runtime_stat_data *rsd)
> > {
> > struct saved_value *v;
> >
> > - v = saved_value_lookup(NULL, cpu, false, type, ctx, st);
> > + v = saved_value_lookup(NULL, cpu, false, type, rsd->ctx, st);
> > if (!v)
> > return 0.0;
> >
> > @@ -446,16 +459,15 @@ static double runtime_stat_n(struct runtime_stat *st,
> > }
> >
> > static void print_stalled_cycles_frontend(struct perf_stat_config *config,
> > - int cpu,
> > - struct evsel *evsel, double avg,
> > + int cpu, double avg,
> > struct perf_stat_output_ctx *out,
> > - struct runtime_stat *st)
> > + struct runtime_stat *st,
> > + struct runtime_stat_data *rsd)
> > {
> > double total, ratio = 0.0;
> > const char *color;
> > - int ctx = evsel_context(evsel);
> >
> > - total = runtime_stat_avg(st, STAT_CYCLES, ctx, cpu);
> > + total = runtime_stat_avg(st, STAT_CYCLES, cpu, rsd);
> >
> > if (total)
> > ratio = avg / total * 100.0;
> > @@ -470,16 +482,15 @@ static void print_stalled_cycles_frontend(struct perf_stat_config *config,
> > }
> >
> > static void print_stalled_cycles_backend(struct perf_stat_config *config,
> > - int cpu,
> > - struct evsel *evsel, double avg,
> > + int cpu, double avg,
> > struct perf_stat_output_ctx *out,
> > - struct runtime_stat *st)
> > + struct runtime_stat *st,
> > + struct runtime_stat_data *rsd)
> > {
> > double total, ratio = 0.0;
> > const char *color;
> > - int ctx = evsel_context(evsel);
> >
> > - total = runtime_stat_avg(st, STAT_CYCLES, ctx, cpu);
> > + total = runtime_stat_avg(st, STAT_CYCLES, cpu, rsd);
> >
> > if (total)
> > ratio = avg / total * 100.0;
> > @@ -490,17 +501,15 @@ static void print_stalled_cycles_backend(struct perf_stat_config *config,
> > }
> >
> > static void print_branch_misses(struct perf_stat_config *config,
> > - int cpu,
> > - struct evsel *evsel,
> > - double avg,
> > + int cpu, double avg,
> > struct perf_stat_output_ctx *out,
> > - struct runtime_stat *st)
> > + struct runtime_stat *st,
> > + struct runtime_stat_data *rsd)
> > {
> > double total, ratio = 0.0;
> > const char *color;
> > - int ctx = evsel_context(evsel);
> >
> > - total = runtime_stat_avg(st, STAT_BRANCHES, ctx, cpu);
> > + total = runtime_stat_avg(st, STAT_BRANCHES, cpu, rsd);
> >
> > if (total)
> > ratio = avg / total * 100.0;
> > @@ -511,18 +520,15 @@ static void print_branch_misses(struct perf_stat_config *config,
> > }
> >
> > static void print_l1_dcache_misses(struct perf_stat_config *config,
> > - int cpu,
> > - struct evsel *evsel,
> > - double avg,
> > + int cpu, double avg,
> > struct perf_stat_output_ctx *out,
> > - struct runtime_stat *st)
> > -
> > + struct runtime_stat *st,
> > + struct runtime_stat_data *rsd)
> > {
> > double total, ratio = 0.0;
> > const char *color;
> > - int ctx = evsel_context(evsel);
> >
> > - total = runtime_stat_avg(st, STAT_L1_DCACHE, ctx, cpu);
> > + total = runtime_stat_avg(st, STAT_L1_DCACHE, cpu, rsd);
> >
> > if (total)
> > ratio = avg / total * 100.0;
> > @@ -533,18 +539,15 @@ static void print_l1_dcache_misses(struct perf_stat_config *config,
> > }
> >
> > static void print_l1_icache_misses(struct perf_stat_config *config,
> > - int cpu,
> > - struct evsel *evsel,
> > - double avg,
> > + int cpu, double avg,
> > struct perf_stat_output_ctx *out,
> > - struct runtime_stat *st)
> > -
> > + struct runtime_stat *st,
> > + struct runtime_stat_data *rsd)
> > {
> > double total, ratio = 0.0;
> > const char *color;
> > - int ctx = evsel_context(evsel);
> >
> > - total = runtime_stat_avg(st, STAT_L1_ICACHE, ctx, cpu);
> > + total = runtime_stat_avg(st, STAT_L1_ICACHE, cpu, rsd);
> >
> > if (total)
> > ratio = avg / total * 100.0;
> > @@ -554,17 +557,15 @@ static void print_l1_icache_misses(struct perf_stat_config *config,
> > }
> >
> > static void print_dtlb_cache_misses(struct perf_stat_config *config,
> > - int cpu,
> > - struct evsel *evsel,
> > - double avg,
> > + int cpu, double avg,
> > struct perf_stat_output_ctx *out,
> > - struct runtime_stat *st)
> > + struct runtime_stat *st,
> > + struct runtime_stat_data *rsd)
> > {
> > double total, ratio = 0.0;
> > const char *color;
> > - int ctx = evsel_context(evsel);
> >
> > - total = runtime_stat_avg(st, STAT_DTLB_CACHE, ctx, cpu);
> > + total = runtime_stat_avg(st, STAT_DTLB_CACHE, cpu, rsd);
> >
> > if (total)
> > ratio = avg / total * 100.0;
> > @@ -574,17 +575,15 @@ static void print_dtlb_cache_misses(struct perf_stat_config *config,
> > }
> >
> > static void print_itlb_cache_misses(struct perf_stat_config *config,
> > - int cpu,
> > - struct evsel *evsel,
> > - double avg,
> > + int cpu, double avg,
> > struct perf_stat_output_ctx *out,
> > - struct runtime_stat *st)
> > + struct runtime_stat *st,
> > + struct runtime_stat_data *rsd)
> > {
> > double total, ratio = 0.0;
> > const char *color;
> > - int ctx = evsel_context(evsel);
> >
> > - total = runtime_stat_avg(st, STAT_ITLB_CACHE, ctx, cpu);
> > + total = runtime_stat_avg(st, STAT_ITLB_CACHE, cpu, rsd);
> >
> > if (total)
> > ratio = avg / total * 100.0;
> > @@ -594,17 +593,15 @@ static void print_itlb_cache_misses(struct perf_stat_config *config,
> > }
> >
> > static void print_ll_cache_misses(struct perf_stat_config *config,
> > - int cpu,
> > - struct evsel *evsel,
> > - double avg,
> > + int cpu, double avg,
> > struct perf_stat_output_ctx *out,
> > - struct runtime_stat *st)
> > + struct runtime_stat *st,
> > + struct runtime_stat_data *rsd)
> > {
> > double total, ratio = 0.0;
> > const char *color;
> > - int ctx = evsel_context(evsel);
> >
> > - total = runtime_stat_avg(st, STAT_LL_CACHE, ctx, cpu);
> > + total = runtime_stat_avg(st, STAT_LL_CACHE, cpu, rsd);
> >
> > if (total)
> > ratio = avg / total * 100.0;
> > @@ -662,56 +659,61 @@ static double sanitize_val(double x)
> > return x;
> > }
> >
> > -static double td_total_slots(int ctx, int cpu, struct runtime_stat *st)
> > +static double td_total_slots(int cpu, struct runtime_stat *st,
> > + struct runtime_stat_data *rsd)
> > {
> > - return runtime_stat_avg(st, STAT_TOPDOWN_TOTAL_SLOTS, ctx, cpu);
> > + return runtime_stat_avg(st, STAT_TOPDOWN_TOTAL_SLOTS, cpu, rsd);
> > }
> >
> > -static double td_bad_spec(int ctx, int cpu, struct runtime_stat *st)
> > +static double td_bad_spec(int cpu, struct runtime_stat *st,
> > + struct runtime_stat_data *rsd)
> > {
> > double bad_spec = 0;
> > double total_slots;
> > double total;
> >
> > - total = runtime_stat_avg(st, STAT_TOPDOWN_SLOTS_ISSUED, ctx, cpu) -
> > - runtime_stat_avg(st, STAT_TOPDOWN_SLOTS_RETIRED, ctx, cpu) +
> > - runtime_stat_avg(st, STAT_TOPDOWN_RECOVERY_BUBBLES, ctx, cpu);
> > + total = runtime_stat_avg(st, STAT_TOPDOWN_SLOTS_ISSUED, cpu, rsd) -
> > + runtime_stat_avg(st, STAT_TOPDOWN_SLOTS_RETIRED, cpu, rsd) +
> > + runtime_stat_avg(st, STAT_TOPDOWN_RECOVERY_BUBBLES, cpu, rsd);
> >
> > - total_slots = td_total_slots(ctx, cpu, st);
> > + total_slots = td_total_slots(cpu, st, rsd);
> > if (total_slots)
> > bad_spec = total / total_slots;
> > return sanitize_val(bad_spec);
> > }
> >
> > -static double td_retiring(int ctx, int cpu, struct runtime_stat *st)
> > +static double td_retiring(int cpu, struct runtime_stat *st,
> > + struct runtime_stat_data *rsd)
> > {
> > double retiring = 0;
> > - double total_slots = td_total_slots(ctx, cpu, st);
> > + double total_slots = td_total_slots(cpu, st, rsd);
> > double ret_slots = runtime_stat_avg(st, STAT_TOPDOWN_SLOTS_RETIRED,
> > - ctx, cpu);
> > + cpu, rsd);
> >
> > if (total_slots)
> > retiring = ret_slots / total_slots;
> > return retiring;
> > }
> >
> > -static double td_fe_bound(int ctx, int cpu, struct runtime_stat *st)
> > +static double td_fe_bound(int cpu, struct runtime_stat *st,
> > + struct runtime_stat_data *rsd)
> > {
> > double fe_bound = 0;
> > - double total_slots = td_total_slots(ctx, cpu, st);
> > + double total_slots = td_total_slots(cpu, st, rsd);
> > double fetch_bub = runtime_stat_avg(st, STAT_TOPDOWN_FETCH_BUBBLES,
> > - ctx, cpu);
> > + cpu, rsd);
> >
> > if (total_slots)
> > fe_bound = fetch_bub / total_slots;
> > return fe_bound;
> > }
> >
> > -static double td_be_bound(int ctx, int cpu, struct runtime_stat *st)
> > +static double td_be_bound(int cpu, struct runtime_stat *st,
> > + struct runtime_stat_data *rsd)
> > {
> > - double sum = (td_fe_bound(ctx, cpu, st) +
> > - td_bad_spec(ctx, cpu, st) +
> > - td_retiring(ctx, cpu, st));
> > + double sum = (td_fe_bound(cpu, st, rsd) +
> > + td_bad_spec(cpu, st, rsd) +
> > + td_retiring(cpu, st, rsd));
> > if (sum == 0)
> > return 0;
> > return sanitize_val(1.0 - sum);
> > @@ -722,15 +724,15 @@ static double td_be_bound(int ctx, int cpu, struct runtime_stat *st)
> > * the ratios we need to recreate the sum.
> > */
> >
> > -static double td_metric_ratio(int ctx, int cpu,
> > - enum stat_type type,
> > - struct runtime_stat *stat)
> > +static double td_metric_ratio(int cpu, enum stat_type type,
> > + struct runtime_stat *stat,
> > + struct runtime_stat_data *rsd)
> > {
> > - double sum = runtime_stat_avg(stat, STAT_TOPDOWN_RETIRING, ctx, cpu) +
> > - runtime_stat_avg(stat, STAT_TOPDOWN_FE_BOUND, ctx, cpu) +
> > - runtime_stat_avg(stat, STAT_TOPDOWN_BE_BOUND, ctx, cpu) +
> > - runtime_stat_avg(stat, STAT_TOPDOWN_BAD_SPEC, ctx, cpu);
> > - double d = runtime_stat_avg(stat, type, ctx, cpu);
> > + double sum = runtime_stat_avg(stat, STAT_TOPDOWN_RETIRING, cpu, rsd) +
> > + runtime_stat_avg(stat, STAT_TOPDOWN_FE_BOUND, cpu, rsd) +
> > + runtime_stat_avg(stat, STAT_TOPDOWN_BE_BOUND, cpu, rsd) +
> > + runtime_stat_avg(stat, STAT_TOPDOWN_BAD_SPEC, cpu, rsd);
> > + double d = runtime_stat_avg(stat, type, cpu, rsd);
> >
> > if (sum)
> > return d / sum;
> > @@ -742,34 +744,33 @@ static double td_metric_ratio(int ctx, int cpu,
> > * We allow two missing.
> > */
> >
> > -static bool full_td(int ctx, int cpu,
> > - struct runtime_stat *stat)
> > +static bool full_td(int cpu, struct runtime_stat *stat,
> > + struct runtime_stat_data *rsd)
> > {
> > int c = 0;
> >
> > - if (runtime_stat_avg(stat, STAT_TOPDOWN_RETIRING, ctx, cpu) > 0)
> > + if (runtime_stat_avg(stat, STAT_TOPDOWN_RETIRING, cpu, rsd) > 0)
> > c++;
> > - if (runtime_stat_avg(stat, STAT_TOPDOWN_BE_BOUND, ctx, cpu) > 0)
> > + if (runtime_stat_avg(stat, STAT_TOPDOWN_BE_BOUND, cpu, rsd) > 0)
> > c++;
> > - if (runtime_stat_avg(stat, STAT_TOPDOWN_FE_BOUND, ctx, cpu) > 0)
> > + if (runtime_stat_avg(stat, STAT_TOPDOWN_FE_BOUND, cpu, rsd) > 0)
> > c++;
> > - if (runtime_stat_avg(stat, STAT_TOPDOWN_BAD_SPEC, ctx, cpu) > 0)
> > + if (runtime_stat_avg(stat, STAT_TOPDOWN_BAD_SPEC, cpu, rsd) > 0)
> > c++;
> > return c >= 2;
> > }
> >
> > -static void print_smi_cost(struct perf_stat_config *config,
> > - int cpu, struct evsel *evsel,
> > +static void print_smi_cost(struct perf_stat_config *config, int cpu,
> > struct perf_stat_output_ctx *out,
> > - struct runtime_stat *st)
> > + struct runtime_stat *st,
> > + struct runtime_stat_data *rsd)
> > {
> > double smi_num, aperf, cycles, cost = 0.0;
> > - int ctx = evsel_context(evsel);
> > const char *color = NULL;
> >
> > - smi_num = runtime_stat_avg(st, STAT_SMI_NUM, ctx, cpu);
> > - aperf = runtime_stat_avg(st, STAT_APERF, ctx, cpu);
> > - cycles = runtime_stat_avg(st, STAT_CYCLES, ctx, cpu);
> > + smi_num = runtime_stat_avg(st, STAT_SMI_NUM, cpu, rsd);
> > + aperf = runtime_stat_avg(st, STAT_APERF, cpu, rsd);
> > + cycles = runtime_stat_avg(st, STAT_CYCLES, cpu, rsd);
> >
> > if ((cycles == 0) || (aperf == 0))
> > return;
> > @@ -930,12 +931,14 @@ void perf_stat__print_shadow_stats(struct perf_stat_config *config,
> > print_metric_t print_metric = out->print_metric;
> > double total, ratio = 0.0, total2;
> > const char *color = NULL;
> > - int ctx = evsel_context(evsel);
> > + struct runtime_stat_data rsd = {
> > + .ctx = evsel_context(evsel),
> > + };
> > struct metric_event *me;
> > int num = 1;
> >
> > if (evsel__match(evsel, HARDWARE, HW_INSTRUCTIONS)) {
> > - total = runtime_stat_avg(st, STAT_CYCLES, ctx, cpu);
> > + total = runtime_stat_avg(st, STAT_CYCLES, cpu, &rsd);
> >
> > if (total) {
> > ratio = avg / total;
> > @@ -945,12 +948,11 @@ void perf_stat__print_shadow_stats(struct perf_stat_config *config,
> > print_metric(config, ctxp, NULL, NULL, "insn per cycle", 0);
> > }
> >
> > - total = runtime_stat_avg(st, STAT_STALLED_CYCLES_FRONT,
> > - ctx, cpu);
> > + total = runtime_stat_avg(st, STAT_STALLED_CYCLES_FRONT, cpu, &rsd);
> >
> > total = max(total, runtime_stat_avg(st,
> > STAT_STALLED_CYCLES_BACK,
> > - ctx, cpu));
> > + cpu, &rsd));
> >
> > if (total && avg) {
> > out->new_line(config, ctxp);
> > @@ -960,8 +962,8 @@ void perf_stat__print_shadow_stats(struct perf_stat_config *config,
> > ratio);
> > }
> > } else if (evsel__match(evsel, HARDWARE, HW_BRANCH_MISSES)) {
> > - if (runtime_stat_n(st, STAT_BRANCHES, ctx, cpu) != 0)
> > - print_branch_misses(config, cpu, evsel, avg, out, st);
> > + if (runtime_stat_n(st, STAT_BRANCHES, cpu, &rsd) != 0)
> > + print_branch_misses(config, cpu, avg, out, st, &rsd);
> > else
> > print_metric(config, ctxp, NULL, NULL, "of all branches", 0);
> > } else if (
> > @@ -970,8 +972,8 @@ void perf_stat__print_shadow_stats(struct perf_stat_config *config,
> > ((PERF_COUNT_HW_CACHE_OP_READ) << 8) |
> > ((PERF_COUNT_HW_CACHE_RESULT_MISS) << 16))) {
> >
> > - if (runtime_stat_n(st, STAT_L1_DCACHE, ctx, cpu) != 0)
> > - print_l1_dcache_misses(config, cpu, evsel, avg, out, st);
> > + if (runtime_stat_n(st, STAT_L1_DCACHE, cpu, &rsd) != 0)
> > + print_l1_dcache_misses(config, cpu, avg, out, st, &rsd);
> > else
> > print_metric(config, ctxp, NULL, NULL, "of all L1-dcache accesses", 0);
> > } else if (
> > @@ -980,8 +982,8 @@ void perf_stat__print_shadow_stats(struct perf_stat_config *config,
> > ((PERF_COUNT_HW_CACHE_OP_READ) << 8) |
> > ((PERF_COUNT_HW_CACHE_RESULT_MISS) << 16))) {
> >
> > - if (runtime_stat_n(st, STAT_L1_ICACHE, ctx, cpu) != 0)
> > - print_l1_icache_misses(config, cpu, evsel, avg, out, st);
> > + if (runtime_stat_n(st, STAT_L1_ICACHE, cpu, &rsd) != 0)
> > + print_l1_icache_misses(config, cpu, avg, out, st, &rsd);
> > else
> > print_metric(config, ctxp, NULL, NULL, "of all L1-icache accesses", 0);
> > } else if (
> > @@ -990,8 +992,8 @@ void perf_stat__print_shadow_stats(struct perf_stat_config *config,
> > ((PERF_COUNT_HW_CACHE_OP_READ) << 8) |
> > ((PERF_COUNT_HW_CACHE_RESULT_MISS) << 16))) {
> >
> > - if (runtime_stat_n(st, STAT_DTLB_CACHE, ctx, cpu) != 0)
> > - print_dtlb_cache_misses(config, cpu, evsel, avg, out, st);
> > + if (runtime_stat_n(st, STAT_DTLB_CACHE, cpu, &rsd) != 0)
> > + print_dtlb_cache_misses(config, cpu, avg, out, st, &rsd);
> > else
> > print_metric(config, ctxp, NULL, NULL, "of all dTLB cache accesses", 0);
> > } else if (
> > @@ -1000,8 +1002,8 @@ void perf_stat__print_shadow_stats(struct perf_stat_config *config,
> > ((PERF_COUNT_HW_CACHE_OP_READ) << 8) |
> > ((PERF_COUNT_HW_CACHE_RESULT_MISS) << 16))) {
> >
> > - if (runtime_stat_n(st, STAT_ITLB_CACHE, ctx, cpu) != 0)
> > - print_itlb_cache_misses(config, cpu, evsel, avg, out, st);
> > + if (runtime_stat_n(st, STAT_ITLB_CACHE, cpu, &rsd) != 0)
> > + print_itlb_cache_misses(config, cpu, avg, out, st, &rsd);
> > else
> > print_metric(config, ctxp, NULL, NULL, "of all iTLB cache accesses", 0);
> > } else if (
> > @@ -1010,27 +1012,27 @@ void perf_stat__print_shadow_stats(struct perf_stat_config *config,
> > ((PERF_COUNT_HW_CACHE_OP_READ) << 8) |
> > ((PERF_COUNT_HW_CACHE_RESULT_MISS) << 16))) {
> >
> > - if (runtime_stat_n(st, STAT_LL_CACHE, ctx, cpu) != 0)
> > - print_ll_cache_misses(config, cpu, evsel, avg, out, st);
> > + if (runtime_stat_n(st, STAT_LL_CACHE, cpu, &rsd) != 0)
> > + print_ll_cache_misses(config, cpu, avg, out, st, &rsd);
> > else
> > print_metric(config, ctxp, NULL, NULL, "of all LL-cache accesses", 0);
> > } else if (evsel__match(evsel, HARDWARE, HW_CACHE_MISSES)) {
> > - total = runtime_stat_avg(st, STAT_CACHEREFS, ctx, cpu);
> > + total = runtime_stat_avg(st, STAT_CACHEREFS, cpu, &rsd);
> >
> > if (total)
> > ratio = avg * 100 / total;
> >
> > - if (runtime_stat_n(st, STAT_CACHEREFS, ctx, cpu) != 0)
> > + if (runtime_stat_n(st, STAT_CACHEREFS, cpu, &rsd) != 0)
> > print_metric(config, ctxp, NULL, "%8.3f %%",
> > "of all cache refs", ratio);
> > else
> > print_metric(config, ctxp, NULL, NULL, "of all cache refs", 0);
> > } else if (evsel__match(evsel, HARDWARE, HW_STALLED_CYCLES_FRONTEND)) {
> > - print_stalled_cycles_frontend(config, cpu, evsel, avg, out, st);
> > + print_stalled_cycles_frontend(config, cpu, avg, out, st, &rsd);
> > } else if (evsel__match(evsel, HARDWARE, HW_STALLED_CYCLES_BACKEND)) {
> > - print_stalled_cycles_backend(config, cpu, evsel, avg, out, st);
> > + print_stalled_cycles_backend(config, cpu, avg, out, st, &rsd);
> > } else if (evsel__match(evsel, HARDWARE, HW_CPU_CYCLES)) {
> > - total = runtime_stat_avg(st, STAT_NSECS, 0, cpu);
> > + total = runtime_stat_avg(st, STAT_NSECS, cpu, &rsd);
> >
> > if (total) {
> > ratio = avg / total;
> > @@ -1039,7 +1041,7 @@ void perf_stat__print_shadow_stats(struct perf_stat_config *config,
> > print_metric(config, ctxp, NULL, NULL, "Ghz", 0);
> > }
> > } else if (perf_stat_evsel__is(evsel, CYCLES_IN_TX)) {
> > - total = runtime_stat_avg(st, STAT_CYCLES, ctx, cpu);
> > + total = runtime_stat_avg(st, STAT_CYCLES, cpu, &rsd);
> >
> > if (total)
> > print_metric(config, ctxp, NULL,
> > @@ -1049,8 +1051,8 @@ void perf_stat__print_shadow_stats(struct perf_stat_config *config,
> > print_metric(config, ctxp, NULL, NULL, "transactional cycles",
> > 0);
> > } else if (perf_stat_evsel__is(evsel, CYCLES_IN_TX_CP)) {
> > - total = runtime_stat_avg(st, STAT_CYCLES, ctx, cpu);
> > - total2 = runtime_stat_avg(st, STAT_CYCLES_IN_TX, ctx, cpu);
> > + total = runtime_stat_avg(st, STAT_CYCLES, cpu, &rsd);
> > + total2 = runtime_stat_avg(st, STAT_CYCLES_IN_TX, cpu, &rsd);
> >
> > if (total2 < avg)
> > total2 = avg;
> > @@ -1060,21 +1062,19 @@ void perf_stat__print_shadow_stats(struct perf_stat_config *config,
> > else
> > print_metric(config, ctxp, NULL, NULL, "aborted cycles", 0);
> > } else if (perf_stat_evsel__is(evsel, TRANSACTION_START)) {
> > - total = runtime_stat_avg(st, STAT_CYCLES_IN_TX,
> > - ctx, cpu);
> > + total = runtime_stat_avg(st, STAT_CYCLES_IN_TX, cpu, &rsd);
> >
> > if (avg)
> > ratio = total / avg;
> >
> > - if (runtime_stat_n(st, STAT_CYCLES_IN_TX, ctx, cpu) != 0)
> > + if (runtime_stat_n(st, STAT_CYCLES_IN_TX, cpu, &rsd) != 0)
> > print_metric(config, ctxp, NULL, "%8.0f",
> > "cycles / transaction", ratio);
> > else
> > print_metric(config, ctxp, NULL, NULL, "cycles / transaction",
> > 0);
> > } else if (perf_stat_evsel__is(evsel, ELISION_START)) {
> > - total = runtime_stat_avg(st, STAT_CYCLES_IN_TX,
> > - ctx, cpu);
> > + total = runtime_stat_avg(st, STAT_CYCLES_IN_TX, cpu, &rsd);
> >
> > if (avg)
> > ratio = total / avg;
> > @@ -1087,28 +1087,28 @@ void perf_stat__print_shadow_stats(struct perf_stat_config *config,
> > else
> > print_metric(config, ctxp, NULL, NULL, "CPUs utilized", 0);
> > } else if (perf_stat_evsel__is(evsel, TOPDOWN_FETCH_BUBBLES)) {
> > - double fe_bound = td_fe_bound(ctx, cpu, st);
> > + double fe_bound = td_fe_bound(cpu, st, &rsd);
> >
> > if (fe_bound > 0.2)
> > color = PERF_COLOR_RED;
> > print_metric(config, ctxp, color, "%8.1f%%", "frontend bound",
> > fe_bound * 100.);
> > } else if (perf_stat_evsel__is(evsel, TOPDOWN_SLOTS_RETIRED)) {
> > - double retiring = td_retiring(ctx, cpu, st);
> > + double retiring = td_retiring(cpu, st, &rsd);
> >
> > if (retiring > 0.7)
> > color = PERF_COLOR_GREEN;
> > print_metric(config, ctxp, color, "%8.1f%%", "retiring",
> > retiring * 100.);
> > } else if (perf_stat_evsel__is(evsel, TOPDOWN_RECOVERY_BUBBLES)) {
> > - double bad_spec = td_bad_spec(ctx, cpu, st);
> > + double bad_spec = td_bad_spec(cpu, st, &rsd);
> >
> > if (bad_spec > 0.1)
> > color = PERF_COLOR_RED;
> > print_metric(config, ctxp, color, "%8.1f%%", "bad speculation",
> > bad_spec * 100.);
> > } else if (perf_stat_evsel__is(evsel, TOPDOWN_SLOTS_ISSUED)) {
> > - double be_bound = td_be_bound(ctx, cpu, st);
> > + double be_bound = td_be_bound(cpu, st, &rsd);
> > const char *name = "backend bound";
> > static int have_recovery_bubbles = -1;
> >
> > @@ -1121,43 +1121,43 @@ void perf_stat__print_shadow_stats(struct perf_stat_config *config,
> >
> > if (be_bound > 0.2)
> > color = PERF_COLOR_RED;
> > - if (td_total_slots(ctx, cpu, st) > 0)
> > + if (td_total_slots(cpu, st, &rsd) > 0)
> > print_metric(config, ctxp, color, "%8.1f%%", name,
> > be_bound * 100.);
> > else
> > print_metric(config, ctxp, NULL, NULL, name, 0);
> > } else if (perf_stat_evsel__is(evsel, TOPDOWN_RETIRING) &&
> > - full_td(ctx, cpu, st)) {
> > - double retiring = td_metric_ratio(ctx, cpu,
> > - STAT_TOPDOWN_RETIRING, st);
> > -
> > + full_td(cpu, st, &rsd)) {
> > + double retiring = td_metric_ratio(cpu,
> > + STAT_TOPDOWN_RETIRING, st,
> > + &rsd);
> > if (retiring > 0.7)
> > color = PERF_COLOR_GREEN;
> > print_metric(config, ctxp, color, "%8.1f%%", "retiring",
> > retiring * 100.);
> > } else if (perf_stat_evsel__is(evsel, TOPDOWN_FE_BOUND) &&
> > - full_td(ctx, cpu, st)) {
> > - double fe_bound = td_metric_ratio(ctx, cpu,
> > - STAT_TOPDOWN_FE_BOUND, st);
> > -
> > + full_td(cpu, st, &rsd)) {
> > + double fe_bound = td_metric_ratio(cpu,
> > + STAT_TOPDOWN_FE_BOUND, st,
> > + &rsd);
> > if (fe_bound > 0.2)
> > color = PERF_COLOR_RED;
> > print_metric(config, ctxp, color, "%8.1f%%", "frontend bound",
> > fe_bound * 100.);
> > } else if (perf_stat_evsel__is(evsel, TOPDOWN_BE_BOUND) &&
> > - full_td(ctx, cpu, st)) {
> > - double be_bound = td_metric_ratio(ctx, cpu,
> > - STAT_TOPDOWN_BE_BOUND, st);
> > -
> > + full_td(cpu, st, &rsd)) {
> > + double be_bound = td_metric_ratio(cpu,
> > + STAT_TOPDOWN_BE_BOUND, st,
> > + &rsd);
> > if (be_bound > 0.2)
> > color = PERF_COLOR_RED;
> > print_metric(config, ctxp, color, "%8.1f%%", "backend bound",
> > be_bound * 100.);
> > } else if (perf_stat_evsel__is(evsel, TOPDOWN_BAD_SPEC) &&
> > - full_td(ctx, cpu, st)) {
> > - double bad_spec = td_metric_ratio(ctx, cpu,
> > - STAT_TOPDOWN_BAD_SPEC, st);
> > -
> > + full_td(cpu, st, &rsd)) {
> > + double bad_spec = td_metric_ratio(cpu,
> > + STAT_TOPDOWN_BAD_SPEC, st,
> > + &rsd);
> > if (bad_spec > 0.1)
> > color = PERF_COLOR_RED;
> > print_metric(config, ctxp, color, "%8.1f%%", "bad speculation",
> > @@ -1165,11 +1165,11 @@ void perf_stat__print_shadow_stats(struct perf_stat_config *config,
> > } else if (evsel->metric_expr) {
> > generic_metric(config, evsel->metric_expr, evsel->metric_events, NULL,
> > evsel->name, evsel->metric_name, NULL, 1, cpu, out, st);
> > - } else if (runtime_stat_n(st, STAT_NSECS, 0, cpu) != 0) {
> > + } else if (runtime_stat_n(st, STAT_NSECS, cpu, &rsd) != 0) {
> > char unit = 'M';
> > char unit_buf[10];
> >
> > - total = runtime_stat_avg(st, STAT_NSECS, 0, cpu);
> > + total = runtime_stat_avg(st, STAT_NSECS, cpu, &rsd);
> >
> > if (total)
> > ratio = 1000.0 * avg / total;
> > @@ -1180,7 +1180,7 @@ void perf_stat__print_shadow_stats(struct perf_stat_config *config,
> > snprintf(unit_buf, sizeof(unit_buf), "%c/sec", unit);
> > print_metric(config, ctxp, NULL, "%8.3f", unit_buf, ratio);
> > } else if (perf_stat_evsel__is(evsel, SMI_NUM)) {
> > - print_smi_cost(config, cpu, evsel, out, st);
> > + print_smi_cost(config, cpu, out, st, &rsd);
> > } else {
> > num = 0;
> > }
> > --
> > 2.30.0.284.gd98b1dd5eaa7-goog
> >
>
--
- Arnaldo
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