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perf trace: Pass the richer 'struct syscall_arg' pointer to trace__btf_scnprintf()

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Since we'll need it later in the current patch series and we can get the
syscall_arg_fmt from syscall_arg->fmt.

Based-on-a-patch-by: Howard Chu <howardchu95@gmail.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: https://lore.kernel.org/lkml/Zsd8vqCrTh5h69rp@x1
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo
2024-08-22 15:10:27 -03:00
parent 8df1d8c6cb
commit 7bedcbaefd
1 changed files with 6 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
tools/perf/builtin-trace.c
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@@ -989,9 +989,11 @@ static size_t btf_enum_scnprintf(const struct btf_type *type, struct btf *btf, c
return 0;
}
static size_t trace__btf_scnprintf(struct trace *trace, struct syscall_arg_fmt *arg_fmt, char *bf,
static size_t trace__btf_scnprintf(struct trace *trace, struct syscall_arg *arg, char *bf,
size_t size, int val, char *type)
{
struct syscall_arg_fmt *arg_fmt = arg->fmt;
if (trace->btf == NULL)
return 0;
@@ -1011,7 +1013,7 @@ static size_t trace__btf_scnprintf(struct trace *trace, struct syscall_arg_fmt *
}
#else // HAVE_LIBBPF_SUPPORT
static size_t trace__btf_scnprintf(struct trace *trace __maybe_unused, struct syscall_arg_fmt *arg_fmt __maybe_unused,
static size_t trace__btf_scnprintf(struct trace *trace __maybe_unused, struct syscall_arg *arg __maybe_unused,
char *bf __maybe_unused, size_t size __maybe_unused, int val __maybe_unused,
char *type __maybe_unused)
{
@@ -2260,7 +2262,7 @@ static size_t syscall__scnprintf_args(struct syscall *sc, char *bf, size_t size,
if (trace->show_arg_names)
printed += scnprintf(bf + printed, size - printed, "%s: ", field->name);
btf_printed = trace__btf_scnprintf(trace, &sc->arg_fmt[arg.idx], bf + printed,
btf_printed = trace__btf_scnprintf(trace, &arg, bf + printed,
size - printed, val, field->type);
if (btf_printed) {
printed += btf_printed;
@@ -2963,7 +2965,7 @@ static size_t trace__fprintf_tp_fields(struct trace *trace, struct evsel *evsel,
if (trace->show_arg_names)
printed += scnprintf(bf + printed, size - printed, "%s: ", field->name);
btf_printed = trace__btf_scnprintf(trace, arg, bf + printed, size - printed, val, field->type);
btf_printed = trace__btf_scnprintf(trace, &syscall_arg, bf + printed, size - printed, val, field->type);
if (btf_printed) {
printed += btf_printed;
continue;