Messages in this thread Patch in this message | | | From | Kajol Jain <> | Subject | [PATCH v6 3/5] perf jevents: Add support for parsing perchip/percore events | Date | Thu, 27 Aug 2020 18:39:56 +0530 |
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Initially, every time we want to add new terms like chip, core thread etc, we need to create corrsponding fields in pmu_events and event struct. This patch adds an enum called 'aggr_mode_class' which store all these aggregation like perchip/percore. It also adds new field 'aggr_mode' to capture these terms. Now, if user wants to add any new term, they just need to add it in the enum defined.
Signed-off-by: Kajol Jain <kjain@linux.ibm.com> --- tools/perf/pmu-events/jevents.c | 16 ++++++++++++++++ tools/perf/pmu-events/pmu-events.h | 6 ++++++ 2 files changed, 22 insertions(+)
diff --git a/tools/perf/pmu-events/jevents.c b/tools/perf/pmu-events/jevents.c index b205cd904a4f..f4ad2d403533 100644 --- a/tools/perf/pmu-events/jevents.c +++ b/tools/perf/pmu-events/jevents.c @@ -48,6 +48,7 @@ #include <linux/list.h> #include "jsmn.h" #include "json.h" +#include "pmu-events.h" int verbose; char *prog; @@ -60,6 +61,7 @@ struct json_event { char *pmu; char *unit; char *perpkg; + char *aggr_mode; char *metric_expr; char *metric_name; char *metric_group; @@ -74,6 +76,14 @@ struct json_event { (void)(&_min1 == &_min2); \ _min1 < _min2 ? _min1 : _min2; }) #endif +enum aggr_mode_class convert(const char *aggr_mode) +{ + if (!strcmp(aggr_mode, "PerCore")) + return PerCore; + else if (!strcmp(aggr_mode, "PerChip")) + return PerChip; + return -1; +} typedef int (*func)(void *data, struct json_event *je); @@ -368,6 +378,8 @@ static int print_events_table_entry(void *data, struct json_event *je) fprintf(outfp, "\t.unit = \"%s\",\n", je->unit); if (je->perpkg) fprintf(outfp, "\t.perpkg = \"%s\",\n", je->perpkg); + if (je->aggr_mode) + fprintf(outfp, "\t.aggr_mode = \"%d\",\n", convert(je->aggr_mode)); if (je->metric_expr) fprintf(outfp, "\t.metric_expr = \"%s\",\n", je->metric_expr); if (je->metric_name) @@ -392,6 +404,7 @@ struct event_struct { char *pmu; char *unit; char *perpkg; + char *aggr_mode; char *metric_expr; char *metric_name; char *metric_group; @@ -421,6 +434,7 @@ struct event_struct { op(pmu); \ op(unit); \ op(perpkg); \ + op(aggr_mode); \ op(metric_expr); \ op(metric_name); \ op(metric_group); \ @@ -627,6 +641,8 @@ int json_events(const char *fn, addfield(map, &je.unit, "", "", val); } else if (json_streq(map, field, "PerPkg")) { addfield(map, &je.perpkg, "", "", val); + } else if (json_streq(map, field, "AggregationMode")) { + addfield(map, &je.aggr_mode, "", "", val); } else if (json_streq(map, field, "Deprecated")) { addfield(map, &je.deprecated, "", "", val); } else if (json_streq(map, field, "MetricName")) { diff --git a/tools/perf/pmu-events/pmu-events.h b/tools/perf/pmu-events/pmu-events.h index c8f306b572f4..7da1a3743b77 100644 --- a/tools/perf/pmu-events/pmu-events.h +++ b/tools/perf/pmu-events/pmu-events.h @@ -2,6 +2,11 @@ #ifndef PMU_EVENTS_H #define PMU_EVENTS_H +enum aggr_mode_class { + PerChip = 1, + PerCore +}; + /* * Describe each PMU event. Each CPU has a table of PMU events. */ @@ -14,6 +19,7 @@ struct pmu_event { const char *pmu; const char *unit; const char *perpkg; + const char *aggr_mode; const char *metric_expr; const char *metric_name; const char *metric_group; -- 2.26.2
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