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| author | Adrian Hunter <adrian.hunter@intel.com> | 2014-10-23 13:45:10 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2014-10-29 10:32:48 -0200 |
| commit | 42634bc7a02ead59cf2d50e60d8b8f825de8a3b0 (patch) | |
| tree | e48293944290aa9388885a0a1990c8df439f72b2 /tools/perf/util/pmu.c | |
| parent | ed3077585f2f041e0db0fc41060b69673e98963b (diff) | |
| download | blackbird-op-linux-42634bc7a02ead59cf2d50e60d8b8f825de8a3b0.tar.gz blackbird-op-linux-42634bc7a02ead59cf2d50e60d8b8f825de8a3b0.zip | |
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@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1414061124-26830-3-git-send-email-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/pmu.c')
| -rw-r--r-- | tools/perf/util/pmu.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c index e243ad962a4d..91dca604c422 100644 --- a/tools/perf/util/pmu.c +++ b/tools/perf/util/pmu.c @@ -747,15 +747,18 @@ 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"); @@ -772,6 +775,12 @@ 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++) { |
