[PATCH 12/20] perf evsel: Handle all event types in perf_evsel__name

From: Arnaldo Carvalho de Melo
Date: Tue Jun 19 2012 - 14:05:25 EST


From: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>

Now to convert all event_name users to perf_evsel__name.

Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Mike Galbraith <efault@xxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Stephane Eranian <eranian@xxxxxxxxxx>
Link: http://lkml.kernel.org/n/tip-buuz0j0gynseglxa76r01rdn@xxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/util/evsel.c | 24 +++++++++++-------------
tools/perf/util/parse-events.c | 21 +++------------------
2 files changed, 14 insertions(+), 31 deletions(-)

diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index 2da0473..2ddc812 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -252,6 +252,11 @@ static int perf_evsel__hw_cache_name(struct perf_evsel *evsel, char *bf, size_t
return ret + perf_evsel__add_modifiers(evsel, bf + ret, size - ret);
}

+static int perf_evsel__tracepoint_name(struct perf_evsel *evsel, char *bf, size_t size)
+{
+ return scnprintf(bf, size, "%s", evsel->name ?: "unknown tracepoint");
+}
+
int perf_evsel__name(struct perf_evsel *evsel, char *bf, size_t size)
{
int ret;
@@ -273,20 +278,13 @@ int perf_evsel__name(struct perf_evsel *evsel, char *bf, size_t size)
ret = perf_evsel__sw_name(evsel, bf, size);
break;

+ case PERF_TYPE_TRACEPOINT:
+ ret = perf_evsel__tracepoint_name(evsel, bf, size);
+ break;
+
default:
- /*
- * FIXME
- *
- * This is the minimal perf_evsel__name so that we can
- * reconstruct event names taking into account event modifiers.
- *
- * The old event_name uses it now for raw anr hw events, so that
- * we don't drag all the parsing stuff into the python binding.
- *
- * On the next devel cycle the rest of the event naming will be
- * brought here.
- */
- return 0;
+ ret = scnprintf(bf, size, "%s", "unknown attr type");
+ break;
}

return ret;
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index 641c4ac..d73690b 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -203,24 +203,9 @@ const char *event_type(int type)

const char *event_name(struct perf_evsel *evsel)
{
- u64 config = evsel->attr.config;
- int type = evsel->attr.type;
-
- if (type == PERF_TYPE_RAW || type == PERF_TYPE_HARDWARE ||
- type == PERF_TYPE_SOFTWARE || type == PERF_TYPE_HW_CACHE) {
- /*
- * XXX minimal fix, see comment on perf_evsen__name, this static buffer
- * will go away together with event_name in the next devel cycle.
- */
- static char bf[128];
- perf_evsel__name(evsel, bf, sizeof(bf));
- return bf;
- }
-
- if (evsel->name)
- return evsel->name;
-
- return __event_name(type, config);
+ static char bf[128];
+ perf_evsel__name(evsel, bf, sizeof(bf));
+ return bf;
}

const char *__event_name(int type, u64 config)
--
1.7.1

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