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Message-Id: <1406035081-14301-21-git-send-email-adrian.hunter@intel.com> Date: Tue, 22 Jul 2014 16:17:29 +0300 From: Adrian Hunter <adrian.hunter@...el.com> To: Arnaldo Carvalho de Melo <acme@...nel.org> Cc: Peter Zijlstra <peterz@...radead.org>, linux-kernel@...r.kernel.org, David Ahern <dsahern@...il.com>, Frederic Weisbecker <fweisbec@...il.com>, Jiri Olsa <jolsa@...hat.com>, Namhyung Kim <namhyung@...il.com>, Paul Mackerras <paulus@...ba.org>, Stephane Eranian <eranian@...gle.com> Subject: [PATCH 20/52] perf pmu: Let pmu's with no events show up on perf list perf list only lists PMUs with events. Add a flag to cause a PMU to be also listed separately. Signed-off-by: Adrian Hunter <adrian.hunter@...el.com> --- tools/perf/util/pmu.c | 13 +++++++++++-- tools/perf/util/pmu.h | 1 + 2 files changed, 12 insertions(+), 2 deletions(-) diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c index 348d1d2..ba300d9 100644 --- a/tools/perf/util/pmu.c +++ b/tools/perf/util/pmu.c @@ -749,15 +749,18 @@ void print_pmu_events(const char *event_glob, bool name_only) pmu = NULL; len = 0; - while ((pmu = perf_pmu__scan(pmu)) != NULL) + while ((pmu = perf_pmu__scan(pmu)) != NULL) { list_for_each_entry(alias, &pmu->aliases, list) len++; + if (pmu->selectable) + len++; + } aliases = malloc(sizeof(char *) * len); if (!aliases) return; pmu = NULL; j = 0; - while ((pmu = perf_pmu__scan(pmu)) != NULL) + while ((pmu = perf_pmu__scan(pmu)) != NULL) { list_for_each_entry(alias, &pmu->aliases, list) { char *name = format_alias(buf, sizeof(buf), pmu, alias); bool is_cpu = !strcmp(pmu->name, "cpu"); @@ -774,6 +777,12 @@ void print_pmu_events(const char *event_glob, bool name_only) aliases[j] = strdup(aliases[j]); j++; } + if (pmu->selectable) { + scnprintf(buf, sizeof(buf), "%s//", pmu->name); + aliases[j] = strdup(buf); + j++; + } + } len = j; qsort(aliases, len, sizeof(char *), cmp_string); for (j = 0; j < len; j++) { diff --git a/tools/perf/util/pmu.h b/tools/perf/util/pmu.h index c35f578..8c999b3 100644 --- a/tools/perf/util/pmu.h +++ b/tools/perf/util/pmu.h @@ -18,6 +18,7 @@ struct perf_event_attr; struct perf_pmu { char *name; __u32 type; + bool selectable; struct perf_event_attr *default_config; struct cpu_map *cpus; struct list_head format; -- 1.8.3.2 -- 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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