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Diffstat (limited to 'tools/perf/builtin-trace.c')
-rw-r--r--tools/perf/builtin-trace.c79
1 files changed, 56 insertions, 23 deletions
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index 6a1a128fe645..3c46de1a8d79 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -389,7 +389,12 @@ static struct syscall_arg_fmt *evsel__syscall_arg_fmt(struct evsel *evsel)
}
if (et->fmt == NULL) {
- et->fmt = calloc(evsel->tp_format->format.nr_fields, sizeof(struct syscall_arg_fmt));
+ const struct tep_event *tp_format = evsel__tp_format(evsel);
+
+ if (tp_format == NULL)
+ goto out_delete;
+
+ et->fmt = calloc(tp_format->format.nr_fields, sizeof(struct syscall_arg_fmt));
if (et->fmt == NULL)
goto out_delete;
}
@@ -2154,8 +2159,12 @@ static int evsel__init_tp_arg_scnprintf(struct evsel *evsel, bool *use_btf)
struct syscall_arg_fmt *fmt = evsel__syscall_arg_fmt(evsel);
if (fmt != NULL) {
- syscall_arg_fmt__init_array(fmt, evsel->tp_format->format.fields, use_btf);
- return 0;
+ const struct tep_event *tp_format = evsel__tp_format(evsel);
+
+ if (tp_format) {
+ syscall_arg_fmt__init_array(fmt, tp_format->format.fields, use_btf);
+ return 0;
+ }
}
return -ENOMEM;
@@ -3027,7 +3036,8 @@ static size_t trace__fprintf_tp_fields(struct trace *trace, struct evsel *evsel,
{
char bf[2048];
size_t size = sizeof(bf);
- struct tep_format_field *field = evsel->tp_format->format.fields;
+ const struct tep_event *tp_format = evsel__tp_format(evsel);
+ struct tep_format_field *field = tp_format ? tp_format->format.fields : NULL;
struct syscall_arg_fmt *arg = __evsel__syscall_arg_fmt(evsel);
size_t printed = 0, btf_printed;
unsigned long val;
@@ -3145,11 +3155,13 @@ static int trace__event_handler(struct trace *trace, struct evsel *evsel,
if (evsel__is_bpf_output(evsel)) {
bpf_output__fprintf(trace, sample);
- } else if (evsel->tp_format) {
- if (strncmp(evsel->tp_format->name, "sys_enter_", 10) ||
- trace__fprintf_sys_enter(trace, evsel, sample)) {
+ } else {
+ const struct tep_event *tp_format = evsel__tp_format(evsel);
+
+ if (tp_format && (strncmp(tp_format->name, "sys_enter_", 10) ||
+ trace__fprintf_sys_enter(trace, evsel, sample))) {
if (trace->libtraceevent_print) {
- event_format__fprintf(evsel->tp_format, sample->cpu,
+ event_format__fprintf(tp_format, sample->cpu,
sample->raw_data, sample->raw_size,
trace->output);
} else {
@@ -4077,17 +4089,23 @@ static int ordered_events__deliver_event(struct ordered_events *oe,
static struct syscall_arg_fmt *evsel__find_syscall_arg_fmt_by_name(struct evsel *evsel, char *arg,
char **type)
{
- struct tep_format_field *field;
struct syscall_arg_fmt *fmt = __evsel__syscall_arg_fmt(evsel);
+ const struct tep_event *tp_format;
+
+ if (!fmt)
+ return NULL;
- if (evsel->tp_format == NULL || fmt == NULL)
+ tp_format = evsel__tp_format(evsel);
+ if (!tp_format)
return NULL;
- for (field = evsel->tp_format->format.fields; field; field = field->next, ++fmt)
+ for (const struct tep_format_field *field = tp_format->format.fields; field;
+ field = field->next, ++fmt) {
if (strcmp(field->name, arg) == 0) {
*type = field->type;
return fmt;
}
+ }
return NULL;
}
@@ -4843,13 +4861,18 @@ static void evsel__set_syscall_arg_fmt(struct evsel *evsel, const char *name)
const struct syscall_fmt *scfmt = syscall_fmt__find(name);
if (scfmt) {
- int skip = 0;
+ const struct tep_event *tp_format = evsel__tp_format(evsel);
+
+ if (tp_format) {
+ int skip = 0;
- if (strcmp(evsel->tp_format->format.fields->name, "__syscall_nr") == 0 ||
- strcmp(evsel->tp_format->format.fields->name, "nr") == 0)
- ++skip;
+ if (strcmp(tp_format->format.fields->name, "__syscall_nr") == 0 ||
+ strcmp(tp_format->format.fields->name, "nr") == 0)
+ ++skip;
- memcpy(fmt + skip, scfmt->arg, (evsel->tp_format->format.nr_fields - skip) * sizeof(*fmt));
+ memcpy(fmt + skip, scfmt->arg,
+ (tp_format->format.nr_fields - skip) * sizeof(*fmt));
+ }
}
}
}
@@ -4859,10 +4882,16 @@ static int evlist__set_syscall_tp_fields(struct evlist *evlist, bool *use_btf)
struct evsel *evsel;
evlist__for_each_entry(evlist, evsel) {
- if (evsel->priv || !evsel->tp_format)
+ const struct tep_event *tp_format;
+
+ if (evsel->priv)
+ continue;
+
+ tp_format = evsel__tp_format(evsel);
+ if (!tp_format)
continue;
- if (strcmp(evsel->tp_format->system, "syscalls")) {
+ if (strcmp(tp_format->system, "syscalls")) {
evsel__init_tp_arg_scnprintf(evsel, use_btf);
continue;
}
@@ -4870,20 +4899,24 @@ static int evlist__set_syscall_tp_fields(struct evlist *evlist, bool *use_btf)
if (evsel__init_syscall_tp(evsel))
return -1;
- if (!strncmp(evsel->tp_format->name, "sys_enter_", 10)) {
+ if (!strncmp(tp_format->name, "sys_enter_", 10)) {
struct syscall_tp *sc = __evsel__syscall_tp(evsel);
if (__tp_field__init_ptr(&sc->args, sc->id.offset + sizeof(u64)))
return -1;
- evsel__set_syscall_arg_fmt(evsel, evsel->tp_format->name + sizeof("sys_enter_") - 1);
- } else if (!strncmp(evsel->tp_format->name, "sys_exit_", 9)) {
+ evsel__set_syscall_arg_fmt(evsel,
+ tp_format->name + sizeof("sys_enter_") - 1);
+ } else if (!strncmp(tp_format->name, "sys_exit_", 9)) {
struct syscall_tp *sc = __evsel__syscall_tp(evsel);
- if (__tp_field__init_uint(&sc->ret, sizeof(u64), sc->id.offset + sizeof(u64), evsel->needs_swap))
+ if (__tp_field__init_uint(&sc->ret, sizeof(u64),
+ sc->id.offset + sizeof(u64),
+ evsel->needs_swap))
return -1;
- evsel__set_syscall_arg_fmt(evsel, evsel->tp_format->name + sizeof("sys_exit_") - 1);
+ evsel__set_syscall_arg_fmt(evsel,
+ tp_format->name + sizeof("sys_exit_") - 1);
}
}
generated by cgit v1.2.3 (git 2.39.0) at 2025-03-19 20:26:11 +0300