Commit-ID: a46dc04e9b88fa937305db6ae40ab8d5865e6ca0
Gitweb: http://git.kernel.org/tip/a46dc04e9b88fa937305db6ae40ab8d5865e6ca0
Author: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
AuthorDate: Thu, 6 Aug 2009 19:40:28 +0200
Committer: Ingo Molnar <mingo@xxxxxxx>
CommitDate: Fri, 7 Aug 2009 08:32:55 +0200
perf report: Fix per task mult-counter stat reporting
Brice Goglin reported:
> I can easily sort them by thread id, but I don't know how to match
> my 4 events with each group of 4 lines.
Also report the counter id and the time running/enabled
stats (in case the counter got time-shared).
Reported-by: Brice Goglin <Brice.Goglin@xxxxxxxx>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Tested-by: Brice Goglin <Brice.Goglin@xxxxxxxx>
Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
---
tools/perf/builtin-report.c | 31 +++++++++++++++++++++++++++----
tools/perf/util/parse-events.c | 8 +++++++-
tools/perf/util/parse-events.h | 1 +
3 files changed, 35 insertions(+), 5 deletions(-)
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index da402e1..8420546 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -112,7 +112,9 @@ struct read_event {
struct perf_event_header header;
u32 pid,tid;
u64 value;
- u64 format[3];
+ u64 time_enabled;
+ u64 time_running;
+ u64 id;
};
typedef union event_union {
@@ -1690,14 +1692,37 @@ static void trace_event(event_t *event)
dprintf(".\n");
}
+static struct perf_header *header;
+
+static struct perf_counter_attr *perf_header__find_attr(u64 id)
+{
+ int i;
+
+ for (i = 0; i < header->attrs; i++) {
+ struct perf_header_attr *attr = header->attr[i];
+ int j;
+
+ for (j = 0; j < attr->ids; j++) {
+ if (attr->id[j] == id)
+ return &attr->attr;
+ }
+ }
+
+ return NULL;
+}
+
static int
process_read_event(event_t *event, unsigned long offset, unsigned long head)
{
- dprintf("%p [%p]: PERF_EVENT_READ: %d %d %Lu\n",
+ struct perf_counter_attr *attr = perf_header__find_attr(event->read.id);
+
+ dprintf("%p [%p]: PERF_EVENT_READ: %d %d %s %Lu\n",
(void *)(offset + head),
(void *)(long)(event->header.size),
event->read.pid,
event->read.tid,
+ attr ? __event_name(attr->type, attr->config)
+ : "FAIL",
event->read.value);
return 0;
@@ -1743,8 +1768,6 @@ process_event(event_t *event, unsigned long offset, unsigned long head)
return 0;
}
-static struct perf_header *header;
-
static u64 perf_header__sample_type(void)
{
u64 sample_type = 0;
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index 7bdad8d..f77407b 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -223,9 +223,15 @@ char *event_name(int counter)
{
u64 config = attrs[counter].config;
int type = attrs[counter].type;
+
+ return __event_name(type, config);
+}
+
+char *__event_name(int type, u64 config)
+{
static char buf[32];
- if (attrs[counter].type == PERF_TYPE_RAW) {
+ if (type == PERF_TYPE_RAW) {
sprintf(buf, "raw 0x%llx", config);
return buf;
}
diff --git a/tools/perf/util/parse-events.h b/tools/perf/util/parse-events.h
index 1ea5d09..192a962 100644
--- a/tools/perf/util/parse-events.h
+++ b/tools/perf/util/parse-events.h
@@ -10,6 +10,7 @@ extern int nr_counters;
extern struct perf_counter_attr attrs[MAX_COUNTERS];
extern char *event_name(int ctr);
+extern char *__event_name(int type, u64 config);
extern int parse_events(const struct option *opt, const char *str, int unset);
--
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