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Diffstat (limited to 'tools/perf/util/parse-events.c')
-rw-r--r--tools/perf/util/parse-events.c55
1 files changed, 52 insertions, 3 deletions
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index b0b329539db5..a5dd6703a56b 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -672,17 +672,63 @@ errout:
return err;
}
+static int
+parse_events_config_bpf(struct parse_events_evlist *data,
+ struct bpf_object *obj,
+ struct list_head *head_config)
+{
+ struct parse_events_term *term;
+ int error_pos;
+
+ if (!head_config || list_empty(head_config))
+ return 0;
+
+ list_for_each_entry(term, head_config, list) {
+ char errbuf[BUFSIZ];
+ int err;
+
+ if (term->type_term != PARSE_EVENTS__TERM_TYPE_USER) {
+ snprintf(errbuf, sizeof(errbuf),
+ "Invalid config term for BPF object");
+ errbuf[BUFSIZ - 1] = '\0';
+
+ data->error->idx = term->err_term;
+ data->error->str = strdup(errbuf);
+ return -EINVAL;
+ }
+
+ err = bpf__config_obj(obj, term, NULL, &error_pos);
+ if (err) {
+ bpf__strerror_config_obj(obj, term, NULL,
+ &error_pos, err, errbuf,
+ sizeof(errbuf));
+ data->error->help = strdup(
+"Hint:\tValid config term:\n"
+" \tmap:[<arraymap>].value=[value]\n"
+" \t(add -v to see detail)");
+ data->error->str = strdup(errbuf);
+ if (err == -BPF_LOADER_ERRNO__OBJCONF_MAP_VALUE)
+ data->error->idx = term->err_val;
+ else
+ data->error->idx = term->err_term + error_pos;
+ return err;
+ }
+ }
+ return 0;
+}
+
int parse_events_load_bpf(struct parse_events_evlist *data,
struct list_head *list,
char *bpf_file_name,
- bool source)
+ bool source,
+ struct list_head *head_config)
{
struct bpf_object *obj;
+ int err;
obj = bpf__prepare_load(bpf_file_name, source);
if (IS_ERR(obj)) {
char errbuf[BUFSIZ];
- int err;
err = PTR_ERR(obj);
@@ -700,7 +746,10 @@ int parse_events_load_bpf(struct parse_events_evlist *data,
return err;
}
- return parse_events_load_bpf_obj(data, list, obj);
+ err = parse_events_load_bpf_obj(data, list, obj);
+ if (err)
+ return err;
+ return parse_events_config_bpf(data, obj, head_config);
}
static int