kernel/patches/0124-perf-list-Display-metric-expressions-for-details-opt.patch
2023-11-10 14:47:39 +08:00

146 lines
5.0 KiB
Diff

From 16055ffe7f4937ac992b9e84f120ad3128b23352 Mon Sep 17 00:00:00 2001
From: Jiri Olsa <jolsa@kernel.org>
Date: Wed, 13 Feb 2019 13:32:41 +0100
Subject: [PATCH 007/201] perf list: Display metric expressions for --details
option
mainline inclusion
from mainline-v5.1-rc1
commit 33bbc571ed79cace481fae4031b80a51d93ae997
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I8C0CX
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=33bbc571ed79cace481fae4031b80a51d93ae997
------------------------------------------------------------
Display metric expression itself when --details is specified.
Current list with no details:
# perf list metrics
...
TopDownL1:
IPC
[Instructions Per Cycle (per logical thread)]
SLOTS
[Total issue-pipeline slots]
...
Detailed output with metric formula:
# perf list --details metrics
...
TopDownL1:
IPC
[Instructions Per Cycle (per logical thread)]
[inst_retired.any / cpu_clk_unhalted.thread]
SLOTS
[Total issue-pipeline slots]
[4*(( cpu_clk_unhalted.thread_any / 2 ) if #smt_on else cycles)]
...
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20190213123246.4015-6-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: hongrongxuan <hongrongxuan@huawei.com>
---
tools/perf/builtin-list.c | 8 ++++----
tools/perf/util/metricgroup.c | 8 +++++++-
tools/perf/util/metricgroup.h | 3 ++-
tools/perf/util/parse-events.c | 2 +-
4 files changed, 14 insertions(+), 7 deletions(-)
diff --git a/tools/perf/builtin-list.c b/tools/perf/builtin-list.c
index ead221e49f00..c9f98d00c0e9 100644
--- a/tools/perf/builtin-list.c
+++ b/tools/perf/builtin-list.c
@@ -82,9 +82,9 @@ int cmd_list(int argc, const char **argv)
else if (strcmp(argv[i], "sdt") == 0)
print_sdt_events(NULL, NULL, raw_dump);
else if (strcmp(argv[i], "metric") == 0)
- metricgroup__print(true, false, NULL, raw_dump);
+ metricgroup__print(true, false, NULL, raw_dump, details_flag);
else if (strcmp(argv[i], "metricgroup") == 0)
- metricgroup__print(false, true, NULL, raw_dump);
+ metricgroup__print(false, true, NULL, raw_dump, details_flag);
else if ((sep = strchr(argv[i], ':')) != NULL) {
int sep_idx;
@@ -102,7 +102,7 @@ int cmd_list(int argc, const char **argv)
s[sep_idx] = '\0';
print_tracepoint_events(s, s + sep_idx + 1, raw_dump);
print_sdt_events(s, s + sep_idx + 1, raw_dump);
- metricgroup__print(true, true, s, raw_dump);
+ metricgroup__print(true, true, s, raw_dump, details_flag);
free(s);
} else {
if (asprintf(&s, "*%s*", argv[i]) < 0) {
@@ -119,7 +119,7 @@ int cmd_list(int argc, const char **argv)
details_flag);
print_tracepoint_events(NULL, s, raw_dump);
print_sdt_events(NULL, s, raw_dump);
- metricgroup__print(true, true, NULL, raw_dump);
+ metricgroup__print(true, true, NULL, raw_dump, details_flag);
free(s);
}
}
diff --git a/tools/perf/util/metricgroup.c b/tools/perf/util/metricgroup.c
index 6dcc6e1182a5..27552a0b990a 100644
--- a/tools/perf/util/metricgroup.c
+++ b/tools/perf/util/metricgroup.c
@@ -296,7 +296,7 @@ static void metricgroup__print_strlist(struct strlist *metrics, bool raw)
}
void metricgroup__print(bool metrics, bool metricgroups, char *filter,
- bool raw)
+ bool raw, bool details)
{
struct pmu_events_map *map = perf_pmu__find_map(NULL);
struct pmu_event *pe;
@@ -355,6 +355,12 @@ void metricgroup__print(bool metrics, bool metricgroups, char *filter,
if (asprintf(&s, "%s\n%*s%s]",
pe->metric_name, 8, "[", pe->desc) < 0)
return;
+
+ if (details) {
+ if (asprintf(&s, "%s\n%*s%s]",
+ s, 8, "[", pe->metric_expr) < 0)
+ return;
+ }
}
if (!s)
diff --git a/tools/perf/util/metricgroup.h b/tools/perf/util/metricgroup.h
index 8a155dba0581..5c52097a5c63 100644
--- a/tools/perf/util/metricgroup.h
+++ b/tools/perf/util/metricgroup.h
@@ -27,6 +27,7 @@ int metricgroup__parse_groups(const struct option *opt,
const char *str,
struct rblist *metric_events);
-void metricgroup__print(bool metrics, bool groups, char *filter, bool raw);
+void metricgroup__print(bool metrics, bool groups, char *filter,
+ bool raw, bool details);
bool metricgroup__has_metric(const char *metric);
#endif
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index 0eff0c3ba9ee..f5a7d42b0928 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -2545,7 +2545,7 @@ void print_events(const char *event_glob, bool name_only, bool quiet_flag,
print_sdt_events(NULL, NULL, name_only);
- metricgroup__print(true, true, NULL, name_only);
+ metricgroup__print(true, true, NULL, name_only, details_flag);
}
int parse_events__is_hardcoded_term(struct parse_events_term *term)
--
2.27.0