From 102a0743326a03cd1a1202ceda21e175b7d3575c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:20:52 +0000
Subject: [PATCH] add new system file
---
kernel/tools/perf/builtin-script.c | 34 ++++++++++++++++------------------
1 files changed, 16 insertions(+), 18 deletions(-)
diff --git a/kernel/tools/perf/builtin-script.c b/kernel/tools/perf/builtin-script.c
index 5109d01..85befba 100644
--- a/kernel/tools/perf/builtin-script.c
+++ b/kernel/tools/perf/builtin-script.c
@@ -295,8 +295,7 @@
return (struct evsel_script *)evsel->priv;
}
-static struct evsel_script *perf_evsel_script__new(struct evsel *evsel,
- struct perf_data *data)
+static struct evsel_script *evsel_script__new(struct evsel *evsel, struct perf_data *data)
{
struct evsel_script *es = zalloc(sizeof(*es));
@@ -316,7 +315,7 @@
return NULL;
}
-static void perf_evsel_script__delete(struct evsel_script *es)
+static void evsel_script__delete(struct evsel_script *es)
{
zfree(&es->filename);
fclose(es->fp);
@@ -324,7 +323,7 @@
free(es);
}
-static int perf_evsel_script__fprintf(struct evsel_script *es, FILE *fp)
+static int evsel_script__fprintf(struct evsel_script *es, FILE *fp)
{
struct stat st;
@@ -2147,6 +2146,9 @@
return 0;
}
+// Used when scr->per_event_dump is not set
+static struct evsel_script es_stdout;
+
static int process_attr(struct perf_tool *tool, union perf_event *event,
struct evlist **pevlist)
{
@@ -2155,7 +2157,6 @@
struct evsel *evsel, *pos;
u64 sample_type;
int err;
- static struct evsel_script *es;
err = perf_event__process_attr(tool, event, pevlist);
if (err)
@@ -2165,15 +2166,13 @@
evsel = evlist__last(*pevlist);
if (!evsel->priv) {
- if (scr->per_event_dump) {
- evsel->priv = perf_evsel_script__new(evsel,
- scr->session->data);
- } else {
- es = zalloc(sizeof(*es));
- if (!es)
+ if (scr->per_event_dump) {
+ evsel->priv = evsel_script__new(evsel, scr->session->data);
+ if (!evsel->priv)
return -ENOMEM;
- es->fp = stdout;
- evsel->priv = es;
+ } else { // Replicate what is done in perf_script__setup_per_event_dump()
+ es_stdout.fp = stdout;
+ evsel->priv = &es_stdout;
}
}
@@ -2422,7 +2421,7 @@
evlist__for_each_entry(evlist, evsel) {
if (!evsel->priv)
break;
- perf_evsel_script__delete(evsel->priv);
+ evsel_script__delete(evsel->priv);
evsel->priv = NULL;
}
}
@@ -2442,7 +2441,7 @@
if (evsel->priv != NULL)
continue;
- evsel->priv = perf_evsel_script__new(evsel, script->session->data);
+ evsel->priv = evsel_script__new(evsel, script->session->data);
if (evsel->priv == NULL)
goto out_err_fclose;
}
@@ -2457,7 +2456,6 @@
static int perf_script__setup_per_event_dump(struct perf_script *script)
{
struct evsel *evsel;
- static struct evsel_script es_stdout;
if (script->per_event_dump)
return perf_script__fopen_per_event_dump(script);
@@ -2477,8 +2475,8 @@
evlist__for_each_entry(script->session->evlist, evsel) {
struct evsel_script *es = evsel->priv;
- perf_evsel_script__fprintf(es, stdout);
- perf_evsel_script__delete(es);
+ evsel_script__fprintf(es, stdout);
+ evsel_script__delete(es);
evsel->priv = NULL;
}
}
--
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