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perf script: Add 'synth' field for synthesized event payloads

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Add a field to display the content the raw_data of a synthesized event.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Link: http://lkml.kernel.org/r/1495786658-18063-22-git-send-email-adrian.hunter@intel.com
[ Resolved conflict with 106dacd86f ("perf script: Support -F brstackoff,dso") ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Adrian Hunter
2017-05-26 11:17:22 +03:00
committed by Arnaldo Carvalho de Melo
parent 70d110d775
commit 47e780848e
2 changed files with 23 additions and 3 deletions
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20
tools/perf/builtin-script.c
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@@ -86,6 +86,7 @@ enum perf_output_field {
PERF_OUTPUT_INSNLEN = 1U << 22,
PERF_OUTPUT_BRSTACKINSN = 1U << 23,
PERF_OUTPUT_BRSTACKOFF = 1U << 24,
PERF_OUTPUT_SYNTH = 1U << 25,
};
struct output_option {
@@ -117,6 +118,7 @@ struct output_option {
{.str = "insnlen", .field = PERF_OUTPUT_INSNLEN},
{.str = "brstackinsn", .field = PERF_OUTPUT_BRSTACKINSN},
{.str = "brstackoff", .field = PERF_OUTPUT_BRSTACKOFF},
{.str = "synth", .field = PERF_OUTPUT_SYNTH},
};
enum {
@@ -196,7 +198,8 @@ static struct {
.fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
PERF_OUTPUT_SYM | PERF_OUTPUT_DSO,
PERF_OUTPUT_SYM | PERF_OUTPUT_DSO |
PERF_OUTPUT_SYNTH,
.invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
},
@@ -1200,6 +1203,15 @@ static void print_sample_bpf_output(struct perf_sample *sample)
(char *)(sample->raw_data));
}
static void print_sample_synth(struct perf_sample *sample __maybe_unused,
struct perf_evsel *evsel)
{
switch (evsel->attr.config) {
default:
break;
}
}
struct perf_script {
struct perf_tool tool;
struct perf_session *session;
@@ -1284,6 +1296,10 @@ static void process_event(struct perf_script *script,
if (PRINT_FIELD(TRACE))
event_format__print(evsel->tp_format, sample->cpu,
sample->raw_data, sample->raw_size);
if (attr->type == PERF_TYPE_SYNTH && PRINT_FIELD(SYNTH))
print_sample_synth(sample, evsel);
if (PRINT_FIELD(ADDR))
print_sample_addr(sample, thread, attr);
@@ -2605,7 +2621,7 @@ int cmd_script(int argc, const char **argv)
"Valid types: hw,sw,trace,raw,synth. "
"Fields: comm,tid,pid,time,cpu,event,trace,ip,sym,dso,"
"addr,symoff,period,iregs,brstack,brstacksym,flags,"
"bpf-output,callindent,insn,insnlen,brstackinsn",
"bpf-output,callindent,insn,insnlen,brstackinsn,synth",
parse_output_fields),
OPT_BOOLEAN('a', "all-cpus", &system_wide,
"system-wide collection from all CPUs"),