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Date: Thu, 4 Jun 2015 23:27:24 -0700 From: Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com> To: mingo@...hat.com, ak@...ux.intel.com, Michael Ellerman <mpe@...erman.id.au>, Jiri Olsa <jolsa@...hat.com>, Arnaldo Carvalho de Melo <acme@...nel.org> Cc: namhyung@...nel.org, linuxppc-dev@...ts.ozlabs.org, <linux-kernel@...r.kernel.org> Subject: [PATCH v14 16/19] perf, tools, jevents: Add support for event topics Allow assigning categories "Topics" field to the PMU events i.e. process the topic field from the JSON file and add a corresponding topic field to the generated C events tables. Signed-off-by: Andi Kleen <ak@...ux.intel.com> Signed-off-by: Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com> Changelog[v14] [Jiri Olsa] Move this independent code off into a separate patch. --- tools/perf/pmu-events/jevents.c | 12 +++++++++--- tools/perf/pmu-events/jevents.h | 2 +- tools/perf/pmu-events/pmu-events.h | 1 + 3 files changed, 11 insertions(+), 4 deletions(-) diff --git a/tools/perf/pmu-events/jevents.c b/tools/perf/pmu-events/jevents.c index a8507c9..ea3474b 100644 --- a/tools/perf/pmu-events/jevents.c +++ b/tools/perf/pmu-events/jevents.c @@ -203,7 +203,7 @@ static void print_events_table_prefix(FILE *fp, const char *tblname) } static int print_events_table_entry(void *data, char *name, char *event, - char *desc, char *long_desc) + char *desc, char *long_desc, char *topic) { FILE *outfp = data; /* @@ -217,6 +217,8 @@ static int print_events_table_entry(void *data, char *name, char *event, fprintf(outfp, "\t.desc = \"%s\",\n", desc); if (long_desc && long_desc[0]) fprintf(outfp, "\t.long_desc = \"%s\",\n", long_desc); + if (topic) + fprintf(outfp, "\t.topic = \"%s\",\n", topic); fprintf(outfp, "},\n"); @@ -238,7 +240,7 @@ static void print_events_table_suffix(FILE *outfp) /* Call func with each event in the json file */ int json_events(const char *fn, int (*func)(void *data, char *name, char *event, char *desc, - char *long_desc), + char *long_desc, char *topic), void *data) { int err = -EIO; @@ -259,6 +261,7 @@ int json_events(const char *fn, char *event = NULL, *desc = NULL, *name = NULL; char *long_desc = NULL; char *extra_desc = NULL; + char *topic = NULL; struct msrmap *msr = NULL; jsmntok_t *msrval = NULL; jsmntok_t *precise = NULL; @@ -297,6 +300,8 @@ int json_events(const char *fn, !json_streq(map, val, "null")) { addfield(map, &extra_desc, ". ", " Spec update: ", val); + } else if (json_streq(map, field, "Topic")) { + addfield(map, &topic, "", "", val); } else if (json_streq(map, field, "Data_LA") && nz) { addfield(map, &extra_desc, ". ", " Supports address when precise", @@ -320,12 +325,13 @@ int json_events(const char *fn, addfield(map, &event, ",", msr->pname, msrval); fixname(name); - err = func(data, name, event, desc, long_desc); + err = func(data, name, event, desc, long_desc, topic); free(event); free(desc); free(name); free(long_desc); free(extra_desc); + free(topic); if (err) break; tok += j; diff --git a/tools/perf/pmu-events/jevents.h b/tools/perf/pmu-events/jevents.h index b0eb274..9ffcb89 100644 --- a/tools/perf/pmu-events/jevents.h +++ b/tools/perf/pmu-events/jevents.h @@ -3,7 +3,7 @@ int json_events(const char *fn, int (*func)(void *data, char *name, char *event, char *desc, - char *long_desc), + char *long_desc, char *topic), void *data); char *get_cpu_str(void); diff --git a/tools/perf/pmu-events/pmu-events.h b/tools/perf/pmu-events/pmu-events.h index 711f049..6b69f4b 100644 --- a/tools/perf/pmu-events/pmu-events.h +++ b/tools/perf/pmu-events/pmu-events.h @@ -9,6 +9,7 @@ struct pmu_event { const char *event; const char *desc; const char *long_desc; + const char *topic; }; /* -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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