Re: [PATCH V2 1/5] perf tools: support new sample type for physical address

Jiri Olsa
2017-09-01T15:28:33Z

On Tue, Aug 29, 2017 at 01:11:08PM -0400, kan.liang@intel.com wrote:

SNIP

> diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
> index a5888c7..228a78d 100644
> --- a/tools/perf/util/evsel.c
> +++ b/tools/perf/util/evsel.c
> @@ -950,6 +950,9 @@ void perf_evsel__config(struct perf_evsel *evsel, struct record_opts *opts,
> if (opts->sample_address)
> perf_evsel__set_sample_bit(evsel, DATA_SRC);
>
> + if (opts->sample_phys_addr)
> + perf_evsel__set_sample_bit(evsel, PHYS_ADDR);
> +
> if (opts->no_buffering) {
> attr->watermark = 0;
> attr->wakeup_events = 1;
> @@ -2201,6 +2204,12 @@ int perf_evsel__parse_sample(struct perf_evsel *evsel, union perf_event *event,
> }
> }
>
> + data->phys_addr = 0;
> + if (type & PERF_SAMPLE_PHYS_ADDR) {
> + data->phys_addr = *array;
> + array++;
> + }
> +
> return 0;
> }
>
> @@ -2306,6 +2315,9 @@ size_t perf_event__sample_event_size(const struct perf_sample *sample, u64 type,
> }
> }
>
> + if (type & PERF_SAMPLE_PHYS_ADDR)
> + result += sizeof(u64);
> +
> return result;
> }
>
> @@ -2495,6 +2507,11 @@ int perf_event__synthesize_sample(union perf_event *event, u64 type,
> }
> }
>
> + if (type & PERF_SAMPLE_PHYS_ADDR) {
> + *array = sample->phys_addr;
> + array++;
> + }
> +
> return 0;
> }
>

missing the printing bits

jirka

diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index e705c0d59a69..4bb89373eb52 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -1467,7 +1467,7 @@ static void __p_sample_type(char *buf, size_t size, u64 value)
bit_name(PERIOD), bit_name(STREAM_ID), bit_name(RAW),
bit_name(BRANCH_STACK), bit_name(REGS_USER), bit_name(STACK_USER),
bit_name(IDENTIFIER), bit_name(REGS_INTR), bit_name(DATA_SRC),
- bit_name(WEIGHT),
+ bit_name(WEIGHT), bit_name(PHYS_ADDR),
{ .name = NULL, }
};
#undef bit_name