diff options
| author | Namhyung Kim <namhyung@kernel.org> | 2023-12-12 16:13:17 -0800 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2023-12-23 22:39:42 -0300 |
| commit | 9bd7ddd1576164fbb8d369c6a7b018af9544e202 (patch) | |
| tree | 978aa0776ae2dd726cc65cf3fc5e430575e9c3c1 /tools/perf/util/annotate.c | |
| parent | 4a111cadac85362ed9476737d7a36e8dd3a8e476 (diff) | |
perf annotate-data: Update sample histogram for type
The annotated_data_type__update_samples() to get histogram for data type
access.
It'll be called by perf annotate to show which fields in the data type
are accessed frequently.
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: linux-toolchains@vger.kernel.org
Cc: linux-trace-devel@vger.kernel.org
Link: https://lore.kernel.org/r/20231213001323.718046-12-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/annotate.c')
| -rw-r--r-- | tools/perf/util/annotate.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c index 8673eac4b9df..6747779ecef8 100644 --- a/tools/perf/util/annotate.c +++ b/tools/perf/util/annotate.c @@ -3679,6 +3679,7 @@ struct annotated_data_type *hist_entry__get_data_type(struct hist_entry *he) struct disasm_line *dl; struct annotated_insn_loc loc; struct annotated_op_loc *op_loc; + struct annotated_data_type *mem_type; u64 ip = he->ip; int i; @@ -3709,7 +3710,13 @@ struct annotated_data_type *hist_entry__get_data_type(struct hist_entry *he) if (!op_loc->mem_ref) continue; - return find_data_type(ms, ip, op_loc->reg, op_loc->offset); + mem_type = find_data_type(ms, ip, op_loc->reg, op_loc->offset); + + annotated_data_type__update_samples(mem_type, evsel, + op_loc->offset, + he->stat.nr_events, + he->stat.period); + return mem_type; } return NULL; } |