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authorYang Jihong <yangjihong1@huawei.com>2023-08-12 08:49:11 +0000
committerArnaldo Carvalho de Melo <acme@redhat.com>2023-09-12 17:31:59 -0300
commita8792242e4f2915a85bfa2d21a0ee2d9043de996 (patch)
tree9bb71bbe9390193ac37a1ecb8147537172cebbfa
parent55c40e505234588d049384aa45a6931438c3028d (diff)
downloadlinux-a8792242e4f2915a85bfa2d21a0ee2d9043de996.tar.gz
perf evsel: Add evsel__intval_common() helper
Add evsel__intval_common() helper to search for common_field in tracepoint format. Reviewed-by: Ian Rogers <irogers@google.com> Signed-off-by: Yang Jihong <yangjihong1@huawei.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Kan Liang <kan.liang@linux.intel.com> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Ravi Bangoria <ravi.bangoria@amd.com> Cc: Sandipan Das <sandipan.das@amd.com> Link: https://lore.kernel.org/r/20230812084917.169338-11-yangjihong1@huawei.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
-rw-r--r--tools/perf/util/evsel.c13
-rw-r--r--tools/perf/util/evsel.h2
2 files changed, 15 insertions, 0 deletions
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index a8a5ff87cc1f71..d5363d23f5d349 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -2766,6 +2766,11 @@ struct tep_format_field *evsel__field(struct evsel *evsel, const char *name)
return tep_find_field(evsel->tp_format, name);
}
+struct tep_format_field *evsel__common_field(struct evsel *evsel, const char *name)
+{
+ return tep_find_common_field(evsel->tp_format, name);
+}
+
void *evsel__rawptr(struct evsel *evsel, struct perf_sample *sample, const char *name)
{
struct tep_format_field *field = evsel__field(evsel, name);
@@ -2831,6 +2836,14 @@ u64 evsel__intval(struct evsel *evsel, struct perf_sample *sample, const char *n
return field ? format_field__intval(field, sample, evsel->needs_swap) : 0;
}
+
+u64 evsel__intval_common(struct evsel *evsel, struct perf_sample *sample, const char *name)
+{
+ struct tep_format_field *field = evsel__common_field(evsel, name);
+
+ return field ? format_field__intval(field, sample, evsel->needs_swap) : 0;
+}
+
#endif
bool evsel__fallback(struct evsel *evsel, int err, char *msg, size_t msgsize)
diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h
index 848534ec74fa0a..815be249193833 100644
--- a/tools/perf/util/evsel.h
+++ b/tools/perf/util/evsel.h
@@ -340,6 +340,7 @@ struct perf_sample;
#ifdef HAVE_LIBTRACEEVENT
void *evsel__rawptr(struct evsel *evsel, struct perf_sample *sample, const char *name);
u64 evsel__intval(struct evsel *evsel, struct perf_sample *sample, const char *name);
+u64 evsel__intval_common(struct evsel *evsel, struct perf_sample *sample, const char *name);
static inline char *evsel__strval(struct evsel *evsel, struct perf_sample *sample, const char *name)
{
@@ -352,6 +353,7 @@ struct tep_format_field;
u64 format_field__intval(struct tep_format_field *field, struct perf_sample *sample, bool needs_swap);
struct tep_format_field *evsel__field(struct evsel *evsel, const char *name);
+struct tep_format_field *evsel__common_field(struct evsel *evsel, const char *name);
static inline bool __evsel__match(const struct evsel *evsel, u32 type, u64 config)
{