Messages in this thread Patch in this message | | | From | John Garry <> | Subject | [RFC PATCH v2 12/13] perf metricgroup: Support printing metric groups for system PMUs | Date | Fri, 17 Apr 2020 18:41:23 +0800 |
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Currently only metricgroups for core- or uncore-based events is supported. Extend this for system events.
Signed-off-by: John Garry <john.garry@huawei.com> --- tools/perf/util/metricgroup.c | 61 ++++++++++++++++++++++++++++++++++++++++--- 1 file changed, 57 insertions(+), 4 deletions(-)
diff --git a/tools/perf/util/metricgroup.c b/tools/perf/util/metricgroup.c index 31e97e24c2b0..81a6aa04a601 100644 --- a/tools/perf/util/metricgroup.c +++ b/tools/perf/util/metricgroup.c @@ -377,19 +377,55 @@ static void metricgroup__print_pmu_event(struct pmu_event *pe, } } +struct metricgroup_print_sys_idata { + struct strlist *metriclist; + bool metricgroups; + char *filter; + bool raw; + bool details; + struct rblist *groups; +}; + +typedef int (*metricgroup_sys_event_iter_fn)(struct pmu_event *pe, void *); + +struct metricgroup_iter_data { + metricgroup_sys_event_iter_fn fn; + void *data; +}; + +static int metricgroup__sys_event_iter(struct perf_pmu *pmu, + struct pmu_event *pe, + void *data) +{ + struct metricgroup_iter_data *d = data; + + if (!pe->metric_expr || !pe->compat || strcmp(pe->compat, pmu->id)) + return 0; + + return d->fn(pe, d->data); +} + +static int metricgroup__print_sys_event_iter(struct pmu_event *pe, void *data) +{ + struct metricgroup_print_sys_idata *d = data; + + metricgroup__print_pmu_event(pe, d->metricgroups, d->filter, d->raw, + d->details, d->groups, d->metriclist); + + return 0; +} + void metricgroup__print(bool metrics, bool metricgroups, char *filter, bool raw, bool details) { struct pmu_events_map *map = perf_pmu__find_map(NULL); struct pmu_event *pe; + struct perf_pmu *pmu = NULL; int i; struct rblist groups; struct rb_node *node, *next; struct strlist *metriclist = NULL; - if (!map) - return; - if (!metricgroups) { metriclist = strlist__new(NULL, NULL); if (!metriclist) @@ -400,7 +436,7 @@ void metricgroup__print(bool metrics, bool metricgroups, char *filter, groups.node_new = mep_new; groups.node_cmp = mep_cmp; groups.node_delete = mep_delete; - for (i = 0; ; i++) { + for (i = 0; map; i++) { pe = &map->table[i]; if (!pe->name && !pe->metric_group && !pe->metric_name) @@ -412,6 +448,23 @@ void metricgroup__print(bool metrics, bool metricgroups, char *filter, details, &groups, metriclist); } + while ((pmu = perf_pmu__scan(pmu)) != NULL) { + struct metricgroup_iter_data data = { + .fn = metricgroup__print_sys_event_iter, + .data = (void *) &(struct metricgroup_print_sys_idata){ + .metriclist = metriclist, + .metricgroups = metricgroups, + .filter = filter, + .raw = raw, + .details = details, + .groups = &groups, + }, + }; + + pmu_for_each_sys_event(pmu, metricgroup__sys_event_iter, + &data); + } + if (metricgroups && !raw) printf("\nMetric Groups:\n\n"); else if (metrics && !raw) -- 2.16.4
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