diff options
| author | Kan Liang <kan.liang@linux.intel.com> | 2020-11-30 18:27:53 +0100 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2020-12-17 18:36:16 +0100 |
| commit | 542b88fd12769bf5be307b11ca0f94a6140bba82 (patch) | |
| tree | 66e5ae3a916d186f909f3f7f39ddd53bb961f0ce /tools/perf/util/synthetic-events.c | |
| parent | tools headers UAPI: Update tools's copy of linux/perf_event.h (diff) | |
| download | linux-542b88fd12769bf5be307b11ca0f94a6140bba82.tar.xz linux-542b88fd12769bf5be307b11ca0f94a6140bba82.zip | |
perf record: Support new sample type for data page size
Support new sample type PERF_SAMPLE_DATA_PAGE_SIZE for page size.
Add new option --data-page-size to record sample data page size.
Signed-off-by: Kan Liang <kan.liang@linux.intel.com>
Acked-by: Namhyung Kim <namhyung@kernel.org>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Stephane Eranian <eranian@google.com>
Cc: Will Deacon <will@kernel.org>
Link: http://lore.kernel.org/lkml/20201130172803.2676-3-kan.liang@linux.intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/synthetic-events.c')
| -rw-r--r-- | tools/perf/util/synthetic-events.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/tools/perf/util/synthetic-events.c b/tools/perf/util/synthetic-events.c index 297987c6960b..2947e3f3c6d9 100644 --- a/tools/perf/util/synthetic-events.c +++ b/tools/perf/util/synthetic-events.c @@ -1409,6 +1409,9 @@ size_t perf_event__sample_event_size(const struct perf_sample *sample, u64 type, if (type & PERF_SAMPLE_CGROUP) result += sizeof(u64); + if (type & PERF_SAMPLE_DATA_PAGE_SIZE) + result += sizeof(u64); + if (type & PERF_SAMPLE_AUX) { result += sizeof(u64); result += sample->aux_sample.size; @@ -1588,6 +1591,11 @@ int perf_event__synthesize_sample(union perf_event *event, u64 type, u64 read_fo array++; } + if (type & PERF_SAMPLE_DATA_PAGE_SIZE) { + *array = sample->data_page_size; + array++; + } + if (type & PERF_SAMPLE_AUX) { sz = sample->aux_sample.size; *array++ = sz; |