Commit 47e78084 authored by Adrian Hunter's avatar Adrian Hunter Committed by Arnaldo Carvalho de Melo

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

Add a field to display the content the raw_data of a synthesized event.
Signed-off-by: default avatarAdrian 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 106dacd8 ("perf script: Support -F brstackoff,dso") ]
Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 70d110d7
...@@ -117,7 +117,8 @@ OPTIONS ...@@ -117,7 +117,8 @@ OPTIONS
Comma separated list of fields to print. Options are: Comma separated list of fields to print. Options are:
comm, tid, pid, time, cpu, event, trace, ip, sym, dso, addr, symoff, comm, tid, pid, time, cpu, event, trace, ip, sym, dso, addr, symoff,
srcline, period, iregs, brstack, brstacksym, flags, bpf-output, brstackinsn, brstackoff, srcline, period, iregs, brstack, brstacksym, flags, bpf-output, brstackinsn, brstackoff,
callindent, insn, insnlen. Field list can be prepended with the type, trace, sw or hw, callindent, insn, insnlen, synth.
Field list can be prepended with the type, trace, sw or hw,
to indicate to which event type the field list applies. to indicate to which event type the field list applies.
e.g., -F sw:comm,tid,time,ip,sym and -F trace:time,cpu,trace e.g., -F sw:comm,tid,time,ip,sym and -F trace:time,cpu,trace
...@@ -193,6 +194,9 @@ OPTIONS ...@@ -193,6 +194,9 @@ OPTIONS
instruction bytes and the instruction length of the current instruction bytes and the instruction length of the current
instruction. instruction.
The synth field is used by synthesized events which may be created when
Instruction Trace decoding.
Finally, a user may not set fields to none for all event types. Finally, a user may not set fields to none for all event types.
i.e., -F "" is not allowed. i.e., -F "" is not allowed.
......
...@@ -86,6 +86,7 @@ enum perf_output_field { ...@@ -86,6 +86,7 @@ enum perf_output_field {
PERF_OUTPUT_INSNLEN = 1U << 22, PERF_OUTPUT_INSNLEN = 1U << 22,
PERF_OUTPUT_BRSTACKINSN = 1U << 23, PERF_OUTPUT_BRSTACKINSN = 1U << 23,
PERF_OUTPUT_BRSTACKOFF = 1U << 24, PERF_OUTPUT_BRSTACKOFF = 1U << 24,
PERF_OUTPUT_SYNTH = 1U << 25,
}; };
struct output_option { struct output_option {
...@@ -117,6 +118,7 @@ struct output_option { ...@@ -117,6 +118,7 @@ struct output_option {
{.str = "insnlen", .field = PERF_OUTPUT_INSNLEN}, {.str = "insnlen", .field = PERF_OUTPUT_INSNLEN},
{.str = "brstackinsn", .field = PERF_OUTPUT_BRSTACKINSN}, {.str = "brstackinsn", .field = PERF_OUTPUT_BRSTACKINSN},
{.str = "brstackoff", .field = PERF_OUTPUT_BRSTACKOFF}, {.str = "brstackoff", .field = PERF_OUTPUT_BRSTACKOFF},
{.str = "synth", .field = PERF_OUTPUT_SYNTH},
}; };
enum { enum {
...@@ -196,7 +198,8 @@ static struct { ...@@ -196,7 +198,8 @@ static struct {
.fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | 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, .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
}, },
...@@ -1200,6 +1203,15 @@ static void print_sample_bpf_output(struct perf_sample *sample) ...@@ -1200,6 +1203,15 @@ static void print_sample_bpf_output(struct perf_sample *sample)
(char *)(sample->raw_data)); (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_script {
struct perf_tool tool; struct perf_tool tool;
struct perf_session *session; struct perf_session *session;
...@@ -1284,6 +1296,10 @@ static void process_event(struct perf_script *script, ...@@ -1284,6 +1296,10 @@ static void process_event(struct perf_script *script,
if (PRINT_FIELD(TRACE)) if (PRINT_FIELD(TRACE))
event_format__print(evsel->tp_format, sample->cpu, event_format__print(evsel->tp_format, sample->cpu,
sample->raw_data, sample->raw_size); sample->raw_data, sample->raw_size);
if (attr->type == PERF_TYPE_SYNTH && PRINT_FIELD(SYNTH))
print_sample_synth(sample, evsel);
if (PRINT_FIELD(ADDR)) if (PRINT_FIELD(ADDR))
print_sample_addr(sample, thread, attr); print_sample_addr(sample, thread, attr);
...@@ -2605,7 +2621,7 @@ int cmd_script(int argc, const char **argv) ...@@ -2605,7 +2621,7 @@ int cmd_script(int argc, const char **argv)
"Valid types: hw,sw,trace,raw,synth. " "Valid types: hw,sw,trace,raw,synth. "
"Fields: comm,tid,pid,time,cpu,event,trace,ip,sym,dso," "Fields: comm,tid,pid,time,cpu,event,trace,ip,sym,dso,"
"addr,symoff,period,iregs,brstack,brstacksym,flags," "addr,symoff,period,iregs,brstack,brstacksym,flags,"
"bpf-output,callindent,insn,insnlen,brstackinsn", "bpf-output,callindent,insn,insnlen,brstackinsn,synth",
parse_output_fields), parse_output_fields),
OPT_BOOLEAN('a', "all-cpus", &system_wide, OPT_BOOLEAN('a', "all-cpus", &system_wide,
"system-wide collection from all CPUs"), "system-wide collection from all CPUs"),
......
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